Cho hàm số \(y = f\left( x \right)\)xác định và li...
Câu hỏi: Cho hàm số \(y = f\left( x \right)\)xác định và liên tục trên mỗi nửa khoảng \(\left( { - \infty ; - 2} \right]\) và \(\left[ {2; + \infty } \right)\), có bảng biến thiên như hình bên. Tập hợp các giá trị của \(m\) để phương trình \(f(x) = m\) có hai nghiệm phân biệt là ![](data:image/jpeg;base64,/9j/4AAQSkZJRgABAQEAYABgAAD//gA7Q1JFQVRPUjogZ2QtanBlZyB2MS4wICh1c2luZyBJSkcgSlBFRyB2NjIpLCBxdWFsaXR5ID0gOTAK/9sAQwADAgIDAgIDAwMDBAMDBAUIBQUEBAUKBwcGCAwKDAwLCgsLDQ4SEA0OEQ4LCxAWEBETFBUVFQwPFxgWFBgSFBUU/9sAQwEDBAQFBAUJBQUJFA0LDRQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQU/8AAEQgAbAFPAwERAAIRAQMRAf/EAB8AAAEFAQEBAQEBAAAAAAAAAAABAgMEBQYHCAkKC//EALUQAAIBAwMCBAMFBQQEAAABfQECAwAEEQUSITFBBhNRYQcicRQygZGhCCNCscEVUtHwJDNicoIJChYXGBkaJSYnKCkqNDU2Nzg5OkNERUZHSElKU1RVVldYWVpjZGVmZ2hpanN0dXZ3eHl6g4SFhoeIiYqSk5SVlpeYmZqio6Slpqeoqaqys7S1tre4ubrCw8TFxsfIycrS09TV1tfY2drh4uPk5ebn6Onq8fLz9PX29/j5+v/EAB8BAAMBAQEBAQEBAQEAAAAAAAABAgMEBQYHCAkKC//EALURAAIBAgQEAwQHBQQEAAECdwABAgMRBAUhMQYSQVEHYXETIjKBCBRCkaGxwQkjM1LwFWJy0QoWJDThJfEXGBkaJicoKSo1Njc4OTpDREVGR0hJSlNUVVZXWFlaY2RlZmdoaWpzdHV2d3h5eoKDhIWGh4iJipKTlJWWl5iZmqKjpKWmp6ipqrKztLW2t7i5usLDxMXGx8jJytLT1NXW19jZ2uLj5OXm5+jp6vLz9PX29/j5+v/aAAwDAQACEQMRAD8A/VOgAoAKACgDztfEupn4/SeHvtR/sceGFvxa7Vx55umQvnGfugDGcUAeiUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQB5/8AGD4of8Kn8P6VqQ0e51x9Q1mx0hLe2ljjKvczrErkuQMAsOB1OOgyQt6kIfzO34N/oKXu05z/AJVf9DvIyWRWKlCRkqcZHtxTGeXL/wAnTS/9iYn/AKXNQB0+r/Ffwd4f1KfT9S8S6bY30BAlt57hVdCRkZH0IpJp7Ds1ucx4j/aE8O+Hm08Gy1XUk1W/j0rSprC2V49SvGyfJhYuOQquxd9qBY3O7iqScpKC3d/uW79EQ2lFyvov12XqzvNA1+PxBb3Drb3FncWsxt7i1uQBJFIAGwdpKnKspBBIIYUul0V1szZoAKACgAoAKAMDxL458P8Ag1rca5rNnpRuN3lC6lCb8YzjPXGR+dTdXsOztc4T4h+P9U1DwTfeIPAXijw9DaafFK8txeWkl+J51AMduqRyRkbyQMgsxLKFXJqZuUFdK/Zd32HBRk+Vu3d9l3O78D6nq+teDNC1DX9NXRdcurGCe/01JPMFrOyAyRBu+1iRn2recYqbUXdGMHJxTktTfqDQKACgAoAKACgDy345a/4z8L+E77WfCmoaNaSWNs80VpqdjLdyalc/8srVBHIhTzDhQw3tlhheOc7yvor9l3+f9d3oVFKWjdu77f1/wx3vh+6vr7QdOudTs10/UpraOS6s1k8wQSlQXjDD721iRnvitaijGbSd1fQyg5SinJWZq0iwoAKACgAoAq3UrwW0siRNPIiFliQgFyBwoJwMnpzUSbSbSuNJN2Z498Dvin4k8aeIfEejeNLZfDniGwiiuv8AhG5tMMEttbyM4SVboXEsV3GSjJvjCYZGyq5Aqvd9nzXvbfpbTt+TuQ0+e1tHt1v8/wA15nVeHfEHiPxl4OvtX0p9PtJL66c6RJeRO0a2YYKk0iqwLlwrSAAqMOgyME0nFqMb6N6vyvqvna1/O5V0pS7LT5rf5Xv8il8FPFnirxXpWvnxMmnzrp+rS2WnazpcLwQarbIqH7QsTs5TDmSM4ZlYxllOCKpWcYy2bvp89H81qTK6m47pW/4K+X9bHp1BQUAFABQAUAeat8fvBKeOW8NNrtiLhbP7WZ/tKbM+b5fldc7884qYtSTa6W/G/wDl+I5Lltfrf8Lf5lUfH3SJPFGk+HbXRdcvNa1a3lvrO1jtkHm2Ue3fd7mkCpFl41G4hi0igLzTWra6pXfl2+/9H2Jl7qTfV2Xm+v3Hoeh6zbeIdKttSs2Y21ygdN4KsPUEHoQcgj2qmrDNGkBVv7+20u0lury4itLaJd0k07hEQepY8CgDE/4WZ4P/AOhr0P8A8GMP/wAVQBzPjm9+G/xG0NNJ13xJpE1rHdQXsTQaykEsU8MiyRSI6SBlZXVSMHtSsuZPqtRbxcejVmdFH8SfB0UaoPFei4UADdqURP5luaYLQ8zT4heFf+Gm5rj/AISbRvI/4Q9E8z+0Idu77axxnd1oGeof8LM8H/8AQ16H/wCDGH/4qgDk9Vi+Emu6q2qX934VutRZGQXUl5D5ibgAzI27KMQB8y4bgc8UrW2Hdvc2NB8W+APDOnJY6b4j0O1tlYttGpxMzMTkszM5LMe5JJNU3cm1jU/4WZ4P/wChr0P/AMGMP/xVIYf8LM8H/wDQ16H/AODGH/4qgA/4WZ4P/wChr0P/AMGMP/xVAB/wszwf/wBDXof/AIMYf/iqAD/hZng//oa9D/8ABjD/APFUAH/CzPB//Q16H/4MYf8A4qgDjPHUXw4+IV3pl1qnjVLaXT3Z7Y6X4pexCswwWIhmUM2OATkjJxjJqbWfN1He65TotC8ZeCvD+kWunW3i3TJbe2jEavdaylxKw9XkdyzsT1ZiSSatu7JSsaI+JfhA5/4qvROP+ojD/wDFUhgPiX4QPTxVoh78ajD/APFUAIfib4PAJPivQ8AZJ/tGHgf99UAIPid4OcAjxZoZB5BGpQ//ABVADj8S/CAxnxVogzyP+JjD/wDFUAH/AAszwhjP/CV6Jg/9RGH/AOKoA4nxtZ/Dfx9q+n6lqHjb7NdaejJbNpXiuSxVN33m2wzKCxHG4jOOM4JpJWbY27qx0+k+OvBWjada2Fv4s0loLaNYkM2rxyuQoxlnZyzH1JJJPJqm7u5KVlYv/wDCzPB//Q16H/4MYf8A4qkMP+FmeD/+hr0P/wAGMP8A8VQAf8LM8H/9DXof/gxh/wDiqAD/AIWZ4P8A+hr0P/wYw/8AxVAB/wALM8H/APQ16H/4MYf/AIqgCnqHj7wbqVjc2b+LtKijuI2hZ4NVjikUMMEq6uGVueCCCDyKTXMrAnZ3Ob0//hW+n6ZqFqfFdlezX9p9hub+915ZruSABgE85pNwA3sRgjliepJpSSknF7PfzCN4tNdNi54j1L4eeJ/CUvhq48U6bZ6RJCtuY9N1sWjiJcAIskUisq4ABAIyOOlOfvu8vUIe4rRG+Cr/AOH/AIDs57bTvGcFykrKS2qeJGvWUKMKqGaVtigfwrgc1TbYkrHTf8LM8H/9DXof/gxh/wDiqQw/4WZ4P/6GvQ//AAYw/wDxVAB/wszwf/0Neh/+DGH/AOKoAP8AhZng/wD6GvQ//BjD/wDFUAH/AAszwf8A9DXof/gxh/8AiqAMn/hKfAP/AAkZ17/hJNE/tT7L9i87+1I/9Tv37du/H3uc4zSWl/O34Xt+bE9beV/xt/kjAn0n4Oz3VzdfavDMV5c7RJd2+oRwz7VyQokRwyr8zfKCF+Y8cmhJJWKvd3Ow0jxp4OiS103S9e0TaoWC3tLW9hPsqKob8ABVNtu7JStojqqQzlviL4s8O+B/B2pa34qmgg0K2QG5a4TerZICrtwdxLEAD1NRfVLvZffoFr3fbX7jjLnX/BOm6RYX+peCX0xb7WodCghn0eJnaaWQJHIPL3KYWJB8wEriqs3KMerv+Cb1+Sf4CeilLorfjZafeP8ADuqeCvEdx4su00LQrTw74cu5dOuNUuLaJFa4hANwclQFjjJ2FieWV+gXJW1L2ktE729E2r/enb08yrNz9mtXp971t9zX3jPFOs+CfDNj4b13+wtDvvCusXdvZf2nBbRMIXuGCW0n3cGNpGRCc5BkU9M4qzVRU3o3ovXV2+dtPPTqTdODqLZav07/ANdDMTwX4e/4adlg/sHS/J/4Q9H8v7FHjP21hnG2gZ6h/wAID4Z/6FzSf/AGL/4mgA/4QHwz/wBC5pP/AIAxf/E0AH/CA+Gf+hc0n/wBi/8AiaAD/hAfDP8A0Lmk/wDgDF/8TQAf8ID4Z/6FzSf/AABi/wDiaAD/AIQHwz/0Lmk/+AMX/wATQAf8ID4Z/wChc0n/AMAYv/iaAD/hAfDP/QuaT/4Axf8AxNAB/wAID4Z/6FzSf/AGL/4mgDy79o3wx4T0H4aw6hdaRomn2dtr2iy3F1PaQpHFEup2xdmYrgKFByT2zQBU8O+C9D+I2rL4/wDEGgabo3gvSg9zoWnXllHBvUKd2p3QZRtyhbykb7iEuw3sBGAS+B/AGk/FjxHb+OtR8N2Np4YtNx8M6XLYpG0+5Sp1GdSudzqSIkb7iMWI3PhABNF8L6P8ZvF8Wq2Wjafa/D3RLkm1kgtI0/t68QkebuAybWJgQuOJXG7lEXeAQTeDdA+O/iF7Sz0LS4/hrpNyUu7mOyiH9v3cbcwIdvNrE6/Ow/1rrsHyK+8A6b4kyaB4TisdI0Pwjo2reMNYZodJ02SzjWP5QN9xOQuUgiBBdupyqrlnUEArDwd4O+B3w8lvNfs7fXr55vMuLltPie61O/mYARQQgYBdyEjiXhRtHQE0AJ8Pvg9pmnPqHjLxrouiR+JNQh/ewC3hNto9mpLLaxttAO3JaSX+N8nhVQKAVfAGg2fxL8RN4ti0ax03wNHG0Oi2IsIkbVQfvX8wK5EZxiFOMqTI330CgEnwG8E+HZ/DHiAyeH9KZl8U62ozYxcAahOAPu9ulAHpP/CA+Gf+hc0n/wAAYv8A4mgA/wCEB8M/9C5pP/gDF/8AE0AH/CA+Gf8AoXNJ/wDAGL/4mgA/4QHwz/0Lmk/+AMX/AMTQAf8ACA+Gf+hc0n/wBi/+JoAP+EB8M/8AQuaT/wCAMX/xNAHNfEFvAPwy8Jah4k1zRdLt9Osgu8x6dHJI7u6pHGihcs7uyqo7lhU395JbtpL1YW3fRJt+i1ZT8H3ngjxdrOv6Knhiy0/XdBkhTUdMu7GDzIBNH5kLgpuVkdc4Kk8qwOCDTV3HmXdr5q3+afoyW7Plfa/y/pM7H/hAfDP/AELmk/8AgDF/8TTKD/hAfDP/AELmk/8AgDF/8TQAf8ID4Z/6FzSf/AGL/wCJoA5LVNQ+HmleKNI0ObS9C+06gtwySCC32ReSFLB88gncMcdjSXvN27X/ABS/UT0V33t+Df6HVQ+CfCtzEksWgaPIjjcrpZREEeoO2mMf/wAID4Z/6FzSf/AGL/4mgA/4QHwz/wBC5pP/AIAxf/E0AH/CA+Gf+hc0n/wBi/8AiaAHQeCvD1pPHNBoOmQzRsGSSOzjVlI6EELwaAN2gDzD9ov4Y33xh+EGt+E9Newivr5oDHLqSsYY/LmSQkhVJzhCBx3qVpOEuzT+53C+kl3TX3qx6Hb2caWkELW0ESxBSsMYBSMjpt4HTtwKp7iWiPn/AOH/AMMrpfhl8XPhZqDJbXuo6lrk1pcXMe9JrXUXlmhnx/GFaZkYDkNERxkVi4c2FjSW8Vy/O7s/mrP7+xpCSp4mVXo2pfgk196fysRfEv4b6rf/ALPvg74VLFaf27c3OkWsz6WW8iCG0uoJri4BIUhQkB5IGXdRyTXXKftMVCqtlLmforu332SOWNPkw0qb3ceVed1b8tWd4v8AydNL/wBiYn/pc1ZG56rQAUAFABQAUAcmnw30pLpbgXmuGQSeZg69fFM5z93ztuPbGPakvdtYHrudZTAKACgDyr9pCwg1P4c2drc28d3BL4j0JXglQOkg/tW14Kngj2NAFC9/4v8A+JJbBPn+Gmi3RS9f+DX72NuYB/etYXHznpJIuzlUcMAS+L766+MHiS88D6NcSQ+FrBxF4o1aByplJAP9mQOP42UgzODlEYICHfKADPEdxJ8RdUl+HHhJzpPhfSlS18Q6pp/7oQRhRt0y1K42ysmN7L/qoyAMO6lADrfFvijR/g/4Os47XTsogj03RtB02NVkuptuIbaFOAOF68KiqzMQqkgAxfCegx/DrStb8d+O9StD4ju4PtGrakWItrC2TLJaQE8iGPJ5xmRyzkZbAAK/gfQdR+IXiW2+IPiezlsYoVYeG9BuVw+nwuMNdTr2upVPT/llGdn3mkyAU9Ydvj34hudAgYj4daRcGLWLlTxrd0h5skPe3jYfvm6Ow8roJRQBq/EPxVqep6vD4A8GzC28Q3MKzahqaKGTQ7Ekr5xB4Mz4ZYYz1IZyNsZBAM39mHQrPwv8OtS0bT1kSxsfEms28ImlaVyq38wyzsSWY9SxOSSTQB7BQAUAFAHJx/DjS4LpLkXeuGRJBIFbXb1kyDnlTNtI9iMe1C0B6nWUAFAHA/Gj4XwfGH4eX/hia8bTXlmt7u2vETf5FxbzpPC5XI3KHiXK5GRkZHWou4zhUjvFpr5f57DT92UXtJNP5lX4e/DGfwz468aeNNUvIbnXvFBs4porVSsFtBaxskUabuWJLyOWOPvgY+XJpNRg4rq2/wAEvwS++5DXNJSfRW/Fv82ekUygoAKAOB1b4M+FNY8V6Trsui6cJrFbkND9hhK3BmCgs5K5JG3I+ppRtG9u1vxT/QTbkte9/wAGv1O2tLSCwtore2hS3t4lCpFGoVVUdAAOAKbd9wStsWKBhQAUAFABQBg+KvEk3hq0hni0TVNcaR9hh0uJHdOM7mDuox260Ac5/wALZu/+ifeMP/AS3/8Aj9ACf8LYuuv/AAr7xhn/AK87f/4/QAf8LYuuv/CvvGGf+vO3/wDj9AHmifEy6P7Skt1/wg3ivd/wiKR+R9kg8z/j9Y7v9djH40Aemf8AC2bv/on3jD/wEt//AI/QAf8AC2bv/on3jD/wEt//AI/QAf8AC2bv/on3jD/wEt//AI/QAf8AC2bv/on3jD/wEt//AI/QAf8AC2bv/on3jD/wEt//AI/QAf8AC2bv/on3jD/wEt//AI/QAf8AC2bv/on3jD/wEt//AI/QAf8AC2bv/on3jD/wEt//AI/QAf8AC2bv/on3jD/wEt//AI/QB5V+0p40m8XfCxtIuPBnjawt7zWtHilnt4YYpQh1K23BHWfKMRlQw5BI5HUAFrxN8W7+3tLb4b/D/wAD+JdE1KG1iWeaCwtyuh6edyCVF87aZW2FYkPfLkFUIIBRvfiNc6Fo9v8ADD4ceCfFWlalbwo19ftawTSaVayFy1yxaYiS6lYOVDnJZmkbKqQwB1lp8TNE+CvgAIPAXi3SPD2lRZaWS1hkd2ZuWY+eXllkkb3d3fuWoAx/B/iXW9Q8UT+OPF/w/wDFn9ssj2+lad9mt2h0WzJ5APn4M8oCtLJ2+WMfKhLAGbbfES7+Nuvadrs/gfxVcfDvTZEutKtY7SHGsXSnK3coMwzDGwzEuMO373kCOgDQ8d/GbWvHOqT+CPDPhTxfpzps/wCEh1S2toBcadbOpZYoT52BcSrwDnMSN5mMlMgFrXfjL/wrfw7pHhPwh8MvEMWt3EDWugaNJbQpCFjUbpJCsxKxRghmY4JJCg7nGQDGtfiPc/B/w+mi6V4I8V+IfiJ4jlluRcajawRvql4FXzbmbZMfLgjXYMDARBHGvJUEAP2bvHuraB8P9Rsr/wAL+Ltf1CPxDrBudRGn28Xnym+mLnYJsJySNoyBjGTjJAPVv+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foAP+Fs3f8A0T7xh/4CW/8A8foA1PDXjm48R6ibR/Cuv6MoQv8AadTgiSI4I+XKyscnPp2NAHW0AFABQAUAFAHkkkpg/aduJBG0pXwYpCpjc2L1+BnAzSeiuNakOl/GvV73xb4v0x/BWtGLSIbaSFRHAHzJE7kSETN1KgDapPsaSd4uXZtfhF/r9wW95LyT/Fr9DnIP2iNYuvFOp6Z9j0G30/SbUTS6vLdz/ZtSuW5FlaExrvlRQN/3sGSMBSSwUS0b7aJdX3a8unr94nul3/Dyfn19D3uxuGu7KCdoXgaWNXMUgwyEjO0+46VbVm0TF3SZZpFBQAUAFABQAUAeQ/tRPqUfwnH9jJavq/8AbuifZBfFhbiX+1LXYZNvOwHBIHJAIFAFWVX+EmmQeE/C7DxJ8S/Ekkl7Ne36/wCskOFm1G72/cgj+VVjGM4jiTHUAHbeC/COlfCjwndebfmVsyajq+uai6rJdzbcy3Mz8AcL04VFVVGFUAAHJeEbK6+MfiOz8bazbzW/hXT383wxpFyhUzNggalOh5DsCfJRuUQ7yA7gIAM8Q3Evxz8Q33hWxkdfAWlzGDxBfRMR/ak6n5tOiYf8s1/5buOv+qHJk2gG38RPGV5oj6d4N8HQ27eL9UiItI2jzb6XarhXvJlGMRpkKiceY+1BgbmUAax0D9nv4dbY1utRlefCrkS6hrepTN68eZPK/JPAUA/dRPlAMKzY/CfRtQ8deNF/tfx9rrRWiWWn/vGLkk2+l2QOMqpJJY43N5kr7VHygHS/DTwJf6PPe+J/FEkV/wCNtYVReTQktDZQAkx2VvnkRR5OTgGRyzt1AUAzf2e547nwn4ikhlSWJvFeuYeNgyn/AImE44I96APU6ACgAoAKACgAoAKACgAoAKACgAoAKACgDyZvjHqq/FV/DX/CHay1mul/bdwjg80v55j3Z8/Hl49s5qY6qT7W/Hm/y/Mclbl87/hb/P8AI5ab9oXW5PGVjoKafo2m28lu99fazf3cwtNMXpHaTExqPtTtkhNwAWNzz8oYjrfy/F9l6bv5aa6KWlrdfwXd+uy/4B7T4V1mTxD4esNTktWspLqJZTAxJK5HqQCR3GQDgjgVbVmJO5s0hhQAUAFABQB5Uv8AydNL/wBiYn/pc1AHpyW0UcskqxossmN7hQGbHTJ74oAkZFfG5QcHIyOhoAwfFngbRfG9tbw6xZm5FtJ5sEkc0kMsL4xuSSNlZTjjgigDm2+GWu6Pk+HfiBrVou7ItdaWPVIPpmQCb/yLQAf2z8S9Dz9u8OaL4nh3f63RL5rOfH/XC4BT/wAjUAL/AMLw0LThjxFZ6z4RbdtLa3p0kcA/7eE3w/8AkSgC3q/xr8A6HDok194y0WCDW70adp05vY2iubgqWEauCVyQp6nrgdSAQDuaACgDyL9qG7vbD4T/AGjTrEarqUWu6I1tZPMIVnl/tS12I0h4QE4BbBwMnBoA6X4afD6XwhDf6prF2ur+LtYdZtV1QKVViM7IIVPKQRAlUT3ZjlnYkA5Fh/w0F4gx9/4X6Rc8n+DxFeRt0/2rSJ1+k0i90T94Aafj3xJqnjHxHJ8PvCV3JY3ojSTX9ctz82kWrjKxxnp9qlGdg/5ZrmQ/wBwDQ8R65pHwU8F6To2gaQs91IV03QPD1o217ufBITcc7VADPJK2dqh2bJ6gEPhTQrL4Q+GNc8U+LtXgn1q7X7d4g16QFI/kU7YowclYYgSkcYyeSTl3YkAwNHmG+8+LvxD3aFaWNs50bSr0fNpNmwwZJEGc3c4wCoyygrEuSX3gGt8P/DOqeKfEC/EDxfZvZ6k0bRaHok4BOj2j9S46fapQAZGH3BiMHAYuAReMde1D4keI7vwJ4XvJbGytCq+JfEFq2Gs0YBhZ27D/AJeZFIJYf6lG3ffaOgCP9mjRbHw54C1fSdMtIrDTrHxLrNvbWsK7UijW+mCqB7CgD1ugAoAKACgAoAKACgAoAKACgAoAKACgDyj9o/47x/s6/DS88Xz+Fta8Vw27rGbfR0QmMsQqtKzMNiFiFyAxyRwc0Ac5+xx8c9W/aX+D8fxF1rQbPQJ7++uraztLUtI0dtFJsCvI2Czb1kyQFHTgUAe7siuu1lDD0IzQA+gAoA8n/ae8da98Mvgj4k8R+Gvsy6taLCkUl0fljEk8cZYDaQWAfgHj8sGUnKcI92l97SGrWk+yb+5NnO/F/V9a+G3gTw5o8Wtajc6h4s8WafojX1zcJJLYQ3UwMyRSLGhIWNJFRmG4Fwc8CrSjOpCn01v5pKUrfO1vTzFdxhOa3SVvJtqP639TpZ/H2p6R8etB+HNjplgugSeGrjVXuXncToYriGFUVNpBGJO5yc9RjlRfO583S343/wAhT9yMOXq2vuSf6lD4ReJ7qP4s/FTwFI7zab4duNPvtOeRizRQ3kBdoMn+FJIpCo7K4XoopQ1pXe6bXysmvuvb5IU9KiS6pP53af32v63L6/8AJ00v/YmJ/wClzUyj1WgAoAKACgAoAKAPnD9oD9g/4YftJeJdK1fxXDqFq2nxPGttoskVpHOzsC0kpEZd2+UAfNwBx1NAHsfgPwLb/DXwRaeGtGvL++t7CExWkmtXsl1KBj5VaViWKjgD0AwOlJ3toCtfU8+8Kar8TpPiD4o0CfV9H17SYNNjlh1oaW9ulhqTSEG0KCU+eojxJ94Mvyhm+cEJLmg9dmrPvvfTy08tbdGJ6SXmnddtra+ev3X6nFa7rfjPU/C3iWy8SXtnruiad4u8Ow6P4gtbP7Ib7Oo2puEaPcykRSfIJFIDHcMZUkuLTgpdbv5rSz++687XWjB6Tt5L5PW6+6z+duh6J4w1C7+MHiO88D6Jcy23hmwfyvFGsWzlGckA/wBmwOORIwIMrrzGjBQQ75RjNPx34pn8LxaT4F8D2tonim+t/LsLYRD7LpNmmEa7mRcYij4VE48x9qDA3MoBZtLfw3+z/wDDm4nubidrWBjcXl7MPOvdTvJWALtgZlnlkIUKBySqqAAAACr8O/CWoz6rc+PfGUaQeJ76AxW9hvDxaHYkhhbI3QyNhWmkH3mAA+SNKAMTTpo/jbrcPinUHWD4aaHL9p0mKY7Y9WuIzn+0Jc8fZ4yCYQeGIMp4ERoAm8NW03xu8S2Pi/UYpI/BGmyifw3p8ylTfzDpqUqn+Ef8sEPQHzSMsmwA1viF4y1TUtaHgTwbOsfia4hWa/1UoJItDtGJHnuDw0z4YRRHqQXb5EOQDI1Sdfh1p+k/DL4cxIPEt1E05ubrM40+BnPnajdknMjs5YqGOZZCf4VdlAHfsw6MPDvw/wBX0xbu7vxaeJtaiN3fy+bcTkX82ZJG7sxyT0HPAAwKAPYKACgAoAKACgAoAKACgAoAKACgAoAq3t7Bp1nPd3VxHbWsEbSyzzOESNFGWZmPAAAJJPSgDybwpZXHxs8S2XjfVoZYPB+myed4X0udCpunwQNTnQ85IJ8hGHyqfMI3OoQA9YtLK3sIzFbQRW8ZdpSkSBQWYks2B3JJJPcmgC3QAUAFAGP4k8L6R4v0mXStc0y01fTJSrSWd9CssTlSCuVYEHBAI9xS6p9g8jC+JHw5s/iD4UTR2k+wz2lzbahp15GgY2l1byrLBIAeoDIAR3UsMjNGvPGa3Tv+j+9Np+otOVwezVv69HqareFdO1HUdJ1vVdJ0+fxFYQtHDfiIO9vvA8xYpGG4KxA474GelPZtx6i1aSl0MjwH4BTwrrHijXrl0udf8R3iXN9NGCEVI41ighTPO1EXqerM54zgSvdgoLzfzf8AwEkvJDes3L0XyX/BbfzMFf8Ak6aX/sTE/wDS5qoZ6rQAUAFABQAUAFABQBWurZLy2lgcuElUoxjcowBGDhlIIPuDkVLSkrMadnc890j9n3wVoGm3mn2Vrq8dnd2slnJE/iDUJAIpCDIE3zny2YjlkwxyeeTQ9Y8r2/yEtJcy3OD+NPwk0nwZ8IZ9P8L3eqaHPe6zoNol/JqVxfS2ijVLYKYBcySBCu4kADGQMg4FaOTe5KSR32s6ppHwM8E6VoXh7TDfajcObLRNEikPnX9y2XZnkOTj70sszZwN7HJIBkoseBfCEPw10PVtc8SapBea9fA3+va9N+6i+RSQq7j+7t4VyEUngZY5ZnYgGH4L028+LfiKz8ea7bS23h+yYv4X0e5QowyCp1GdDyJXUkRIeY42JOHkYKAR+JZ5fjf4lvvB9jI6eB9Ll8nxHfRMR/aMw5OmxMP4Bx57Dt+6HLSbACC6gT46au+g2arH8L9Em8i/kiXbHrdzEcfY48cG1iIxKRxI48sfKsgIB1HxH8fXegy2Phnwvbw6h401ZGNjay58izhXAe8uccrDHkccF2KovJJUAwLhrf4GeG7TQ9CjfxP4/wDEVxJJEbtsTaneEDzry5ZR8kMY2liBhECRoMlFIBu+FvD2l/Bzwnq+teINYS41CYHUfEHiO8AjNxIF5YjnZEigJHGOFUADJJJAOa/Zb1q48R+Adf1SWwl02K78Va1PbW90pS5WJr2Ur5yEfI/JyvOBjPOQAD2egAoAKACgAoAKACgAoAKACgAoAKAPGb0H9oTxE9jH8/wx0e5KXkn8HiG8jbmBf71pE4+c9JZF2coj7wD2UDAwOlAC0AFABQAUAFABQAUAFAHlS/8AJ00v/YmJ/wClzUAeq0AFABQAUAFABQAUAFABQB5F+1HrEPh/4SnUpoLm6S11zRJvs1lEZZ5iNUtSI40H3nboB3JFAGt8OPBepf2td+NvFyRnxbqMXkxWiP5kWj2eQy2kTdC2QGlkH33H91EAAMFj/wANA+JNoy/wy0a6+Y/weIL2J+n+1aQuvPaWRccpGd4BqfETxPqniLXf+Ff+ELt7TWJ4lm1nWIQD/Ytm2QGUnj7TLhhEp6YaQjCgOAYl/ZJqTxfCPwAX0PQtKhSLX9XsnIexhYbhaQydTdzA7mkJLRo5kJ3vHkA6vxX4m034Q+FtI0XQNHS51GcLp3h/w7ZER+e6rwv/AEzijUbpJCMIoJ5JAIBg28dt8DPDd5r+vTSeJ/HXiC4jjma0TE+p3hB8mztUJ+SFBuCqThFDyOcmRyAbngDwZP4YXU/F3i67trnxfqUIbUL0Ni2sLdMstpAWxtgjySWOC7FnbGQFAOf0S0m+PGuWXiTUIpIfh7p0y3GhafMpU6vOpymoTKf+WKnmCM9eJWH+rCgB8ANXsdb+HvijUbDVYv7PuPE2vSRanbyK0YX7fP8AvFY5UgYJycjj0qZWs7uw1urK5g/BK+tbv4o+IJ/DnxDm8TeD5tNhS30+/wBbXU5prtJG867hyzPFDtaNMcIzcqoGC1R/hu66q3kvP16J66eZnK3OrPvfzelvu1vbv5HtGi+LdF8RzXcOlavY6jNauY7iO1uFkeFwcFXUHKnIxg0FmzQAUAFABQAUAFABQAUAFAHknjTWL34p+IrvwB4cu5rLS7XaPFGu2zFXt0YBhYW7jpcSKQXYcxRtnh3TAB6Zo2j2Xh7SrPS9MtIbHTrOFbe3trdAkcUajCqoHQAACgC/QAUAFABQAUAFABQAUAFAHlS/8nTS/wDYmJ/6XNQB6rQAUAFABQAUAFABQAUAFAHmX7RBx8PLQ/8AUxaF/wCnW1oAo+NdUu/it4ivPAOgXM1ro1mVXxRrNs5Ro1YBhp8DjkTSKQZGHMUbDGHkQqAanjjxUPAWnaN4Q8G6day+J9Qj+y6NpYXZbWcMYCtczBfuW8KlcgYLEoi/M4oA5d7e5+HVpbfD3wXdHUvH+ubtR1TX76MSNbhztm1K5HQsSNkMPAJVUAEcbFQDqpJPDf7Pvw8iiiiurhFl8uCBW8+/1e/mYnGTgyzzOSxJwPvMdqqSADG0W0T4caZq/wAS/iNdRDxLdQKkwgzNHp1uWHlafaADLkuVBKjdNKQcYCKoBofD/wAI6pruuf8ACeeMrbyPEE0TQ6XpDMHTQ7RsExgjg3EmFMsg9AinamWAMa6LftCa3JZxFm+F+mzlLmUfd8RXMbYMSnvZxsMOekzqVGUVt4BZ8Z3lx8WvEd14C0S4ktvDtgVTxRqtsxQkEBhpsLjpI6kGVhzHGwAw0gKgEn7P2l2Vt4L8S6ZDZwxadF4n1q2S0SNREkQvZVEYTGAoXjGMYpNX3DY9C0jwpomgTSTaXo+n6bLIu15LO1SJmHXBKgZFO/QDO8T/AAz8L+Mp0uNY0S1ur1MeXfKpiuo8dNk6ESL+DCgDD/4QDxT4d+bwz42upYVyRp/iaH+0Yj7CYFJx9Wd/oaAAePvFPh4lfE3gm7lhGAdQ8Mzf2jF9TCQk4+ixv9TQBT8Q/tL/AAw8KeG59c1nxnpul6fbzRW8/wBsZop4XkcIgeFgJE5PJKjABJwASAD0izuoNQtYbm2mS4tpUEkU0TBkdSMhlI4IIIIIoAs0AFABQAUAecfEbxlqcurW/gjwhIi+K9Rh86e+dBJFotmSVN3IvRnJDLFGfvuCT8iOQAdP4K8GaX8P/DlromkRulrBuZpZnMk08rEtJNK55eR2JZmPJJJoA6CgAoAKACgAoAKACgAoAKACgDypf+Tppf8AsTE/9LmoA9VoAKACgAoAKACgAoAKACgDyL9qO2vb/wCEj22m350q/m1vRY4b8RCRrZzqlqBIqNwzLnIB4yBnigDvvBng7S/AXhy10XSI3jtYNzGSVy8s8jMWkllc8vI7FmZjySSaAKnhvwFY+HvEOu6/5txqOtavIvnXd2wLRQJnyraIAAJEmWIUdWZmJJYmgDU03w5pmk6nquoWljDb32pyJNe3KL+8uGVAiFm6naqgAdBzjqaAMk/D+zufiB/wlt9cz6he21t9m022mx5GnBh++eJQP9ZJwGc5O0BRgFtwBrar4c0zXbjTLjULGK9l024+12bTjd5M21lEijpuAZgD2zxQBn+O/CB8d+HZdFl1O70yyuZFF4bJtks9vn54A/VA4+UsuG2k4IJyAC5c6IIvDEmjaJMvh8JafZLOWzgTFmAm1DHGRt+QYwpGOBxigCLwX4M0zwD4as9D0iJ47O2BJklcvLNIxLSSyueXkdizMx5LMTQByHwC/wCQB4q/7G7XP/S+agD06gAoAKACgDxr9of9lTwH+1Bb6La+O7e/urXSZJJbeGyuzbhncAEuVG44AOOcDcfWgDqPg58HtA+BPgu38J+Fm1AaHbMWt7bUb+W78gHqkbSElUzztHAJOBzQBzOteJviLpXxX8N6Kt/4ZudK1i7uJXsItOuPtVrp0KZeVp/P2l97Qp/qgMy/7OaVNptqXRNv8l+P4JimrRvHq0v1f4X/AAOzi8VXN98QbvSLfyU0vSrETajO45E8pzFGDnA2xo7t14ePpmpTVpSey0+e7+5W+/yBrWMVu9flsvvd/u8zzXwn+0jbeOfj5ZeEtJu9Fn8MXmg3Oo2d3FeLJd3U8VxFHkKGwsZR3ZQQWYKW4Xq4XfPpsotfO+/3L0vrroip7nJbq2n8rf5/5dz3qqGc94Z8GaZ4Sn1a4sY5HvdWu2vb67uJDJNPIeFBY/wooVFUcKqgAUAdDQAUAFABQAUAFABQAUAFABQAUAcovhOz/wCFlv4o8yf+0DpK6Z5e4eV5XntJnGM7s984x2oA6ugAoAKACgAoAKACgAoAKAOY8feFrTxjoEdhevNHCuo2N0DAwVt8N3FKnJB4LRqD7Z6daAOnoAKACgAoAKACgAoAKAOW8D+F7Twlp2rQ2ck0iXeqX2pSecwJEk1xJI4GAPlBJwOuO5oA6mgAoAKACgAoAKAMNPC2nw+LLjxEImbVZ7SOwMrOSFhR2cKo6LlnJJHXC5+6MQnZtL+rbfm/vE9bX6X/AK/BEukeGrDRG1JraNt+o3T3l08jlzJIwC857BVVQOgCgUdFHpr+dx9ebr/wDAtfhJ4P0/x5beLbTw/Y2mv2tlJp8N1bxCPbDI6u42jAySg+bGcZGcE046Slbrb8L/5ik+ZJPpf8bf5HbVQwoAKACgAoAKACgAoAKAP/2Q==)
A \(\left[ {22; + \infty } \right)\)
B \(\left( {\dfrac{7}{4};2} \right] \cup \left[ {22; + \infty } \right)\).
C \(\left[ {\dfrac{7}{4};2} \right] \cup \left[ {22; + \infty } \right)\).
D \(\left( {\dfrac{7}{4}; + \infty } \right)\).
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT QG môn Toán năm 2019 - Thầy Chí - Đề số 7