Đường cong ở hình bên là đồ thị của hàm số nào tro...
Câu hỏi: Đường cong ở hình bên là đồ thị của hàm số nào trong 4 hàm số được liệt kê ở 4 phương án A, B, C, D dưới đây. Hỏi hàm số đó là hàm số nào?![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAWsAAAEHCAYAAABocGdZAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAgAElEQVR4nO3dd3jc1Z3v8fdv+khT1Ebd6laz5Cob29iWG8SmhdB5IIRstiTLDZuQdtklFd8suyy594Fks1mSBdMSEqptwOAOtnEFC0mWVSzJsnofjaTRNM39Q+DEBOMm6afRfF/Pw4P5jWb8GZePDmfOOT8lGAwGEUIIMaVp1A4ghBDi/KSshRAiBEhZCyFECJCyFkKIECBlLYQQIUDKWgghQoCUtRBChAApayGECAFS1kIIEQKkrIUQIgRIWQshRAiQshZCiBAgZS2EECFAyloIIUKAlLUQQoQAKWshhAgBUtZCCBECpKyFECIESFkLIUQIkLIWQogQIGUthBAhQMpaCCFCgJS1GBfBYJBgMKh2DCGmLSlrcdmOHDlCW1ub2jGEmNakrMVle+ihh9i1axejo6Pn/+JgkOHWI/zpuT+x80TPxxfdNL6/med2H8frv4DXECIMSVmLcVFdXX1BZV296Uf8y/9+gPu+9UP+660qhgFwceyl/+B7332aSo9/oqMKEZKkrMVl6e/vx+PxUFlZydDQ0Hm/PtKRTe78pcyxDuGsbaYLACvz7/g6t2VY8Cgy7y3EZ5GyFpeloaEBp9NJX18fdXV15/361KVf4Z677mVFziDOjlN0DgCYSctMIHn1SvK0uomOLERIkrIWl6WpqYmBgQGCwSAVFRUX8AwFvcFGek42fv8IXt/Y1fIjA6y8Ng+bQf5ICvFZ5G+GuGSBQICWlhYGBwcBqKqquqDnKYqCTu9hwFVHVw9Q+Xv2jGaTGhOPRlEmMLEQoUvKWlyyrq4uurq6znywWFdXh9vtPu/z9Do9qamZjAZH8Xva2d6RxnVFSaRYFaSqhfhsUtbiknV1ddHX13fmv30+34WNrhUFrcGAp7+bY29vw601YHDETWBSIUKflLW4ZJ2dnfT29p51rbKy8vxP1OmJjE8moe80dSMmZmTMItk8QSGFmCakrMUl8Xq9dHR04HK5zrpeUVGB33+etdIaDbqEdGbOvZ6bVi0gLz1iApMKMT1IWYtL0tPTw6lTpwgEAmddb25upqWl5XOeGWRkqJvTp2K49+HvcNuVWcigWojzk7IWl6S7u5vm5ua/uu7xeKipqTnn89pGj7Hxn35L74wlXFEcP5ERhZhWpKzFRRsdHaWnp4fOzs4z1zweD8FgkEAgQG1t7Tmfe93yPxJ33918YUU+UZMRVohpQraLiYvmdrtpaWnB4/EwPDyM3++nvr4ei8WCoig0Njbi9/vR6f76j9drf/gejhkxmFTILUQoU4JyCLG4DFVVVdxzzz1YLBY2btxIWlqa2pGEmJZkGkQIIUKAlLUQQoQAKWshhAgBUtZCCBECpKyFECIETNule85hJ7/e82vMBjMr81YyJ3WO2pGEEOKSTduyNugMDHoGOdx4GIvRQmFSIXqtXu1YQghxSabtNIhBZ6B0Zim+gI+TnSc53Xda7UhCCHHJpm1ZazVailKLiLfGU99dz/GW4xd0920hhJiKpm1ZA9hNdkpzS3H73JQ1l9E+0K52JCGEuCTTuqzNBjMlGSXEW+Kp6aihsbtRRtdCiJA0rctaURQSbAnMnjGbvuE+qtqqGPQMqh1LCCEu2rQuawCb2UZBUgEWo4VjzcfoGuxCzq4SQoSaaV/WOo2OrLgsMuMyae5rpqa9Bl/Ap3YsIYS4KNO+rAGSo5LJT8xHo2jYW7eXYe+w2pGEEOKihEVZG3VGZiXPIsmeRFVbFXWddTIVIoQIKWFR1oqiUJBUQGZcJoFggO1V26WshRAhJSzKGsaW8c1Pm090RDQH6g9wul92NAohQkfYlDXA/PT5pMemEyTICwdfkDXXQoiQEVZlbTfbuTL7SiL0ERxpPEJLf4vakYQQ4oKEVVkDLEhfQLwtHl/Ax9aKrTJ3LYQICWFX1rGWWJZkLUFB4XDjYVqdrWpHEkKI8wq7sgZYnb8am9lG33Af++r2qR1HCCHOKyzL2mF1sCxnGV6/lyONR+h2dasdSQghPldYlrWiKNw0/yaMeiNtzjaOnDqidiQhhPhcYVnWAHGWOEpzS3G6nRxsOEjPYI/akYQQ4pzCtqwVRWF90Xr0Wj0nO09yqOEQo0FZdy2EmJrCtqwB4m3xFKcU0+/up7ylnN6hXrUjCSHEZwrrsjbpTawuWI1RZ6S2o5aajhoZXQshpqSwLmudRkdufC55iXl0DnZS3lyOy+1SO5YQQvwVndoB1BYdGc2ynGXUddbxQdMHLMleQpG5CI0S1t/HGBwc5N1332X//v2YTCZuvPFGioqK1I4lRNgK70Zi7KzrgqQCchNy6Rjo4HDjYYY8Q2rHUt2BAwfYtWsXOTk5xMbG8pOf/ETtSEKEtbAva4AkexLz0uZh0BnYV7ePTldn2J8ZMnfuXL75zW9y5513MmfOHBobG9WOJERYk7IG9Fo9RclFZMZl0j3Yzb66fWF/n8a4uDhSU1P5zne+w4033siaNWvOeryyspJbbrmFFStWUFZWplJKIcKHlDVja66z47NZlLGISEMkb1e8Tb+7X+1YqvrkrO8nnniC/fv38/zzz5/1+KxZs3jppZd49913mTNnjhoRhQgrUtYf0ygaSjJKSItNw+VxsaVsS1hPhbz88ss8/PDDVFRU0N/fT35+vtqRhAhrUtZ/YUbMDIpTijHpTeyq3hXWm2TWrFlDXFwc//zP/8zjjz/OI488onYkIcKalPVf0Cgarsy5kgRrAk63ky0fhe/oOiYmhvvuu4/NmzfzzDPPUFJSonYkIcKalPWnpMWksSBjATqNjl0ndtHc16x2JCGEkLL+NK1Gy9WFV+OwOuh39/N25dsERgNqxxJChDkp68+QZE9iRe4KRoOjHG48TG1nrdqRhBBhTsr6MyiKwjVF12A32+ke7GbniZ0yuhZCqErK+hyiIqK4dcGt+AI+qturqe+qVzuSECKMSVmfg6IorCtaR3JUMq39rbxf/74cnyqEUI2U9efQarSsK1qHL+CjvLmc2o7asF3KJ4RQl5T159AoGpZkLSEzLpOm3iaOnT6Gx+9RO5YQIgxJWX8ORVGIiohibcFaggQ50niEUz2nZHQthJh0UtbnYdQZmTtjLgVJBTR0N/BB0wcMe4fVjiWECDNS1hfAYXWwNGspRr2R3dW7qe+uP3MqnRBCTAYp6wtg0BmYnz6feWnzaB9o572a9xj2yehaCDF5pKwvUKwllpL0EuIscbxb+y5NvU0ydy2EmDRS1hdIo2hYkL6AgsQCRnwjbCnbIuuuhRCTRsr6IlhNVq7MuRKH1cHeur1UtFSoHUkIESakrC/SvLR55Cfmo9Voee7Ac7IyRAgxKaSsL5JJb+LqWVcTGxlLdUc1b1e+LStDhBATTsr6EhQmFbI0eykKCm989AaNPY1qRxJCTHNS1pdAq9Fy/ZzrSYlKoXeol7cq3mLEN6J2LCHENCZlfYkcVge3LLiF0eAoHzZ9SNnpMrUjCSGmMSnry7A0ZymzkmfRM9jDrupd9A31qR1JCDFNSVlfBpPexB2L7kCj0VDVVsXhxsOy9loIMSGkrC9TjiOHlXkr6RvuY3fNbhq7G9WOJISYhqSsL5NJb2LdrHUkWBOobq/mUOMh3F632rGEENOMlPVlUhSFGTEzuGHeDei1et6rfY+ajhpZey2EGFdS1uPApDdRkl7CvBnzaOlrYU/NHpxupxz0JIQYN1LW4yTeGs+S7CXEWmJ5v/59Klor5MNGIcS4kbIeJ1qNluLUYubNmIfX72VT2Sb6hmUpnxBifEhZj6MocxSleaWkRqdS21HL5rLNMncthBgXUtbjSFEU8hLyuCLrCkx6E29Xvs3RU0fVjiWEmAakrMeZQWfghtk3kBOfg9vr5nf7fsfQyJDasYQQIU7KegJYTBZuK7mNCEME7c52Xv7wZfmwUQhxWaSsJ8js1Nmsyl9FMBhkR9UOKloqZCmfEOKSSVlPoNsX3k5qdCoD7gE2l22W1SFCiEsmZT2B7GY7d11xFwa9gaq2KnZU7ZDbgAkhLomU9QRbmLmQNflrGPQMsrt6N5UtlTJ/LYS4aFLWE0yn0XFt8bUUpxbT2t/Knpo9dA50qh1LCBFipKwnmKIoJNgSWDdrHZGmSI6eOsqhhkNyGzAhxEWRsp4EWo2WopQiVuauxO1z81bFWzR0N8jqECHEBZOyngSKomAz2SjNLaUgsYCW/hbeLH8T14hL7WhCiBAhZT1JFEUhOz6blfkriTJHsadmD+/Xv09gNKB2NCFECJCynkQaRcOynGUsz12OUWfk6f1P09DdoHasz+Tz+Whra+P48eOcOHECp9OpdiQhwppO7QDhJtIYybpZ6zjVfYqK1gr+Z+//8IP1P8Butqsd7SxVVVU8++yz1NfXEwgEKCkp4aGHHlI7lhBhS0bWKpgRM4N1ReuIioiiorWCLR9tweP3qB3rLMPDwyxbtoynn36aRx99lBdffFHtSEKENRlZq2RR5iLquup4/djrbK3YSmp0KstnLkejTI3vn4sXLz7z43379rFu3bqzHm9ra+ONN97g8OHDtLS0kJeXN9kRhQgrU6MZwpBBZ+D62ddTnFLMgHuA14+9zvHW42rHOksgEGDHjh00NjbyjW9846zHjEYj6enpZGVlYTKZVEooRPiQslZRrCWWry37Ggn2BBq7G9ny0Ra6XF1qxwKgs7OTJ598kpaWFq699loyMjLOejwmJoarrrqKG264gdjYWHVCChFGpKxVlhaTxtdLv46iKHzY9CHbjm+bEvPXO3fuZMOGDXz3u99lxYoV5OTkqB1JiLAmZa0yRVGYlTyLm+ffjNvnZlvVNg7UH1D93o233XYbDQ0NtLS0UFNTQ3V1tap5hAh3UtZTgFFnZG3BWhakL6B3qJfXPnyNE+0nVD2dT6PRoNfrz/pHCKEeKespwmF1cOuCW8mKy6K+q55XP3yVdme7nB8ihACkrKcMRVHIic/hhjk3EG+L51DjIXZU7ZDT+YQQgJT1lGLQGViYuZCrCq/CarSytXIr+07uk5sVCCGkrKcai9HCqrxVLEhfgMfn4Q+H/kDZ6TK1YwkhVCZlPQU5rA6+NO9LZMdn0zXYxdP7nqa6XVZjCBHOpKynqLTYNL68+MvYzXYaehp4ev/TtPW3qR1LCKESKespSqNoKEgq4O9X/D0aRUN1ezUvHHqBQc+g2tGEECqQsp7CtBoty3KWcfvC2/GP+jnceJhNxzbhD/jVjiaEmGRS1iHg1gW3sixnGSO+EXZV72LfyX1TqrA/WQuuKIrKSYSYvqSsQ4BWo+WeJfeQn5RPl6uLLR9tobKtckoVthBiYklZhwBFUXBYHdy16C5mxs+ktqOWVz94ldN9p2UNthBhQso6RGg1WvKT8rm15FYy4zIpO13Glo+20DfUJ1vShQgDUtYhRK/VMzt1NuuK1hETGcN7te/x2rHX8Pq9akcTQkwwKesQY9KbWJq9lHVF6zDoDLxz/B2e2veUFLYQ05yUdQiymqysL17PFwq/QDAYZHvVdp4/+LzqZ2ALISaOlHWIshgt3L7wdkpzS/EFfGyt3Mqrx16VwhZimpKyDmEGnYH7Vt1HaV4pHp+H1z58je1V2wmMBuRDRyGmGZ3aAcTl+6c1/0QwGGRf3T7+cPgPBEYDrMxbidlgVjuaEGKcSFlPA1qNlr9d9rf4Aj6OnDrCa8deQ6/TsyxnGSa9Se14QohxIGU9TdjMNr6y9CvoNDoO1B/gtQ9fQ6fRsThrsRS2ENOAlPU0oSgKCbYEbllwC96AlyONR/jT0T8RJMiynGXotXLDWyFCmZT1NKJRNMyImcGtC25ldHSUD5o+4MVDLwKwKm+VyumEEJdDynqa0Wq0ZDmyuPOKOwkEAxw7fYzn3n+OYDDI6vzVascTQlwiWbo3DWk1WjJjM/mbK/+GwqRCuoe6eWrfU+w8sVPtaEKISyRlPU1pNBpSo1P59lXfJisuC6fbyf/s/R/eqXxHNs4IEYKkrKcxRVGIs8Txo+t+RFZcFoOeQZ7e/zR/PPJH3F63bJwRIoRIWYeB6MhofnzDj5mXNg+P38Mb5W+w5aMtuEZcUthChAgp6zARZY7iG6XfYFHmItw+N5vKNvFm+Zs43U4pbCFCgKwGCRNn7jZzxV0YdAYO1R9iS/kWfAEf1xRfQ0xkjNxDUYgpTEbWYURRFFKiUri95HaW5y7HH/Cz5aMtvHDoBQZGBtSOJ4T4HFLWYUZRFJLsSdw8/2bWF61Hp9Wx68Qufvveb+kc6FQ7nhDiHKSsw9AnW9NvnHcjX5r3JQw6A3vr9vKL7b+gsqVS7XhCiM8gZR3G7GY7182+jq+Xfh2jzkhVaxX/ufs/2X9yv6zFFmKKkbIOcya9idLcUn7+pZ8TaYrkdN9pfrPnN2yt2Io/4Fc7nhDiY1LWAkVRyHJk8W83/Ru5CbkMjAzwzIFnePbAs3S6OhkNyihbCLVJWYszUqNT+d7V32Np9lIUFF4/9jrPvv8sJztPyihbCJXJOmtxhqIoJNgT+OqVXyXJnsSu6l3sqdlDu7OdG+fdyKLMRXIuthAqkbIWfyXOEscX536RWEssb5a/SW1nLb9977f0DPawIncFURFRakcUIuxIWYvPZDVZWZW3inhrPJvLNlN2uoznDz7P6b7TrJu1jkxHJhpFZtGEmCxS1uKcTHoT82bMw2Fx8Pbxt3mr/C12nthJm7ONdUXrWJi+UO2IQoQNKWvxuTQaDWmxadxecjvZjmyeff9ZKloqaHe2c6rnFJm6TLUjChEW5P9jxefq6uripptuwjvkZcXMFfz0hp8yK3kWna5OXvngFX5/6Pf0DveCnAElxISSshbntHPnTv7xH/+Rbdu24ff70Wl1pMWm8cBVD3B14dUoKFS2VNJLL56Ah9HgqBy3KsQEkbIW5xQTE8Njjz1GQUHBWddjLbHcvfBurs68GsWtMMootV21/P7Q7+kZ7JGt6kJMAJmzFuc0d+7ccz7W3dHNiW0nGCofgmFQIhR2VO2gl17uXHQnWY4sbCabnJEtxDhRgvL/reI8Fi1axKZNm0hMTPyrx6qqqvjyV77MUGCI+V+ej0vnIjoimpV5KynNLWVGzAzZSCPEOJBpEHH5RiHRlsitJbeyJGsJbp+bN8vf5On9T7O3di8D7gGZyxbiMsk0iDivBx98EJvNdt6vW5C+gCtsV5Bfn8/2qu181PwRbc42qturWVu4lsy4TLQa7SQkFmL6kbIW5/WlL33pgr820ZbI+qL1ZMRm8Hbl2xw9dZTtJ7ZT3VFNaW4pVxdeTYQxYgLTCjE9SVmLcaUoCia9idmps0mLSWNe2jw2lW2ivruedmc779W9xx0L72Bhhux+FOJiyJy1uGyfrPj4y3lprUZLTGQMawvW8sPrfsja/LV4A15qO2p57J3H+OWuX9Ll6lIrshAhR8paTBhFUdBqtCTaEvnmmm/y4PoHSYtJw+v38k7lO/x404/ZWbUT14iL0VHZUCPE55FpEDFpSjJKmJ06m1c/fJUdJ3bQ5eri8Z2PU5BUwBfnfJG8xDzsEXY5zU+IzyBlLSaVQWfglgW3sDBzITuO7+DIqSNUtVVxsuski7MWszp/Nemx6URHRKsdVYgpRcpaTDqtRktWXBaJixOZlTyLd2vfpaqtij3Veyg7XcbirMUsyV5CtiMbq8mqdlwhpgQpa6GaCEPEWCnHZ1PeUs6RxiMcbTrK1oqtVLRUMDdtLgvSFpCXmEekMVLtuEKoSspaqEpRFBJsCTgsDgqTClmYsZB9J/dxrOkYbeVtlJ0uozC5kKXZSylIKsCoM6odWQhVSFmLKUGj0ZAclUyCLYHCpEIq2yrZUbWD6o5q2p3tlJ0uoyCpgNLcUmanzpadkCLsSFmLKUWr0ZJoTyTOGsec1Dkcbz3OG+VvUNtZS5eri6OnjpKbkMsX536RouQiNBpZOSLCg5S1mHIURUGv1RNniWN57nIWZS7iYMNBXv3gVRp7GznceJiy5jKKkou4tvha5syYg0FnUDu2EBNKylpMWYqioKBgNphZmbeSK3Ou5ED9AV4++jJtzjaOnT5GWXMZ+Yn5XD/7egqSCog0RqLX6uUcbTHtSFmLkKHX6lk+czmLMxezt24v+0/up76rnur2aipbK0mPTac0t3TsjuxWBxaTRTbYiGlDylqEHL1Oz6r8VSzJXkJFSwV76/ZS21lLu7OdZ95/hrcq3mJJ1hLmzpjLjJgZxETGyA0QRMiTshYhy6Q3UZJRQn5SPnWddVS0VFDRUkFtZy2byjbxbs27FKcWU5BUQLYjm7SYNCIMETJFIkKSlLUIeRajhbkz5lKYVMiizEVUtVVR2VpJRUsF79W+x9FTR0mNTiUvIY+ilCIKkgqwm+1S2iKkSFmLacOgM5CbkEu2I5uFGQs51XOKj5o/4sipI9R01FDfVc+RU0dIiUohOz6bOalzyE3IlZUkIiRIWYtpR6vRkhyVTKI9kcLkQtYUrKGmo4a9dXupbq+mzdlGZWsl79a8S3JUMiXpJcxPn0+iLVFG22LKko/KxbSlUTTYzXayHdlcVXgVD65/kJ9c/xOum30dWq2WNmcbHzR9wMb3N/LQaw/x2LbH2H9yP8OeYTlbewL5Btp4+V9Wk5KSwsK7HmJbtevjR5p5+qGnaDrP80dHd/Hii80THXPKkZG1mPY+2WSj1+opTi2mOLWYry37Gntr9/L28bepaquiy9VFl6uLd2veJcocxfz0+awpWENu/NnTJDLyvjwBbyU/WbeKXSX/xQcHE/nNg0/zxntlzJ2ZwVt3fxvnQ8+Sdr4XCa7A9tGPOHDbBhaH0e+HlLUIS1qNltK8UpbPXE7HQAfv1b7HkVNHaB9oZ9g7zM4TO9l5Yifx1nhKMkqYnzafzLhMIgwRGHVGtBqtFPfF8rnY/7N7+b33O7zy+E1E1u6C1BgyHH28/r0/Erz//3Jfvum8L6PRKJTcmcXG5+tZeHc24XJKjJS1CGsajYakqCRuW3gbN8y9gbrOOj5o+oDjrcfpHerF6XbyVvlbbK3YSoItgaLkImalzCI9Jh2b2YbdbJcPKC+Ih/Y9j3DfIx3csPkrzAWYuYoHHyzgnV8/yOvp1/LjwgR0FzIxq4AmOgnf/t003pZNdpj88ktZC/Exk95EUUoRRSlFuEZc1HbWcqLtBE29TXQMdNA92M32E9vZXrWdRHsi2Y5sCpIKSI5KJt4aT3RENBGGCDlc6lN66/ay/6NjvL7hCSq5gtu8dZweTmRGxDANO5/id9v0XLthIbE2PeCicttWmpJWsr7IAd4+aj78gPKhWEoXFRJnMQAKOqwYhl6gvPVrZGeo/AYniZS1EJ/BarIyP20+82bMY8g7xOne05zqOUVTbxOne0/T5mxj38l97KvbR1REFFlxWSRHJZMWk0ZydDKJtkRiLbGy3R0Y6TlF9YFt7DrhIWVVNsGqJpwrIarlA15/ZSsU3s3i7CRMzgp+/+RzPP2rxzm19D+Y+cs78R9+gYf/5Re8Zr+NHf/9g4/LGgKBblqaGtG3DkFGeNyYQspaiM+hKAoWo4WCpAIKkgpwe910DHTQ4eqgobuBpp4majtr+fD0hxxtOorVZMVhdRBvjcdhdeCwOshx5JAclYzdbA/Lc7iTr7iL75j72fi7HZT87b/xw9vtwBDlu/bwzkE3sx+cRWKUAUZ0mC3prF41h3/f8wc2vp5Ffnsf8+99gKWp88mIM4+9YDCIt6OO480+ol2DgJS1EOJTzAYzGXEZZMRlMCd1Dk63k+7BbjqcHWPTJu0naOlvob6rHo2iIcIQQWxkLHaznXhbPFlxWWNb32PDa+t71YF3aPUs5jur7GMXBjo4cewQDXGzuLcwmyg9oM/nxq/n41oTy5EDX2Xzn16l4Ps/4hulKUSc9WpBRk5WU2cwckN01OS/GZVIWQtxiUx6Eya9iXhrPHkJeZRklDDsHabf3U9dZx3lLeUcbz3Oqd5TAOjadBysP4jZYMZqspIWk0Z+Yj55iXmkxaSh007Xv47dVJU14Zt5LQvjx66MuJycbughpXAtBVlxZ63oMCReyeIsA41kkXfFp4sagqNBDu3cTDDyetKSJ/o2b16aP9zM/3tqD7Pu+D5fXZoKHe/wwF0b2LXy53z40LIJ/vn/bLr+6RBi0iiKgk6rw2a2YTPbSLAlkOPIYW3BWnwBH52uTqraqjhUf4gTHSdwuVx0ujpp6G5gX92+M89Ni0kjMy6TopQichw502fk3XGU7Qf7yb/+avI+vjQ02E/r6W6Sr5xBXMzZU0NaXSRZuXl4KpwMDQKfWs0XDDZw/JibiIhcUpMnMHfAQ/32f+WO2/6DMnc011qXsjwxjl//zQM8+e5xBrNd53+NcSRlLcQ4+6S8dVodJr0Jq8lKtiOb62Zfh2vERXV7NeUt5TR0N3Cy6yQjvhG6XF10ODs41HCIFw+/iFFnxGF1kJ+Yz5zUORQkF2A32dFoNCiKgkbRoKCERJm3Ht7Dvq4+5hXmfjyC9jI82Eybx05ceiJRn/oMdsS7h1pjKbM6DnGkvJMVq+LPetxX9TKvV1tJ/Nkq5k7k57daI1lf+AmHam/mvx7+X/zbsTf51UO5lD6xif9TnPXp7yETTspaiElkNVkpySihJKMEAJ/fR21nLdXt1VR3VNPc18ygZxCv30unq5Pmvma2V21HQcFmtpGXkEemI5OM2AxSolKIMESg1+ox6AwYtAZ0Wt0UK3APjbVVDCvXcOOqTyY0FBRFhzbORnR8DDbA3XuaFq+VLMsIWx+rZM5XV1D/4U5qGxvp6dSiNUVgtZnRMsQrD/8zPdlf55E7Fk7OW4jPZtmatbyy6efU3Pss96dNflGDlLUQqtLr9BQmF1KYXEgwGMQ14hpbHth3mtb+Vpp6mnCNuBj2DeP2uilrLuNQ4yFgbBdmkj2JRFsiabFpJNoSibfGYzKYMOvNRBgiMOlNZ3ytLsYAAAwsSURBVApdFd5qDr/XgW7137E0wvzJuybSmkJy+p9no8uf+Ro375rFf34xku4bN7DeUs5H1mFe3fQCT9TmM/cLq1lbmou35nc8tyOfu1/4MV9ImKw3EUF0XCJx8XNIyErGapmsn/dsUtZCTBGKMjZ6/mRjDoDH76Hb1U3XYBedA510uDroGeyhf7gf14iL/uF+qtqqOHrqKEGCaBQNVpOVWEssCbYE4ixxOCwOYi2x2Ew2Io2RY/8Yxv490UsJR5rqqQpEcfO6RUSa/vwNI9IeS9bMOfR9/N+OWeu442Qlrylf5nfzAXcya+/6Gic295NRupyVpblYhup54ge/Z/T7j/PA5DU14CZojSLOZqCltpmBQT9x9smvTilrIaYwo85ISnQKKdEpZ655/V56h3vpG+qjy9WFa8RFl6sLp9tJz1APvUO9dA6MfYD5yemBEYYIYiJjsJvs2CJs2Ew2oiKiiI6IxmqyEmWOwm62nylzo844LtMp5bvK6U++insWp2P+i8G9ITqRovx5NLndjACZVz3Ao1f9xRPNscy78QF+d+MnF9rY+5tNdBV/lyd+sJa4y0524Yba22jsGiSjMIFjDdX09LvJslsnMcEYKWshQoxBZyDRlkiiLZGCpAJgbAQ+7BnG6XYyMDLAwMgA/cP9dA92j51xMuyky9VFfXc9bp8bGBvJRxgiiDREYjFaiDRGYtabMRvMWIyWM6tbosxR2Ew2HFYHURFRmPQXPmNbZl7K2uuSKU6wnH0es95OpsNBf3MHbW7INJ/rFQBcfPTqbmoj8rjnH1aTc9G/YpdmyBPg0U1HuSu+iQ7jYhYu/oiXn6igqucD6n7ZStGjd1I8SVlAylqIacGoM2LUGYmOjD5zzR/wM+IbYcQ/gsfnwe1z4/a6GRgZoNPVSbuznU5XJ31DfbQ6WxnxjZx5rlbRotfpz7yuQWfArDefWd0SExmD3WzHarISb4vHYXFgM9uwGC1nzY9ffe1yLEYN1r9aDq3DkZOIbbCNoZYhyDnHLsTBk7z+33+kYrSQm/+mlKzIiV5X/Wde9xCPPfwQzm/9gO/fVoAtYjYJbGPDPzzP/f/770matCRjlKCcsi4uQ1VVFffccw8Wi4WNGzeSlnbe04iFioLBIKPBUfwBP96AF3/Aj3/Ujy/go3+4n9b+VjoGOmjua6ZzsJPuwW6cw05Gg6NnXkOjaNBpdGg1WrQaLTqtDr1GP/ZjjY7oyGgc1rF5crvZjs1oI84aNzZnbookyhz18Vy5D7fbj0ZjwGg8x9x5YIS+zj58RhsxUZEXdirfOAkEAtTWN2KJSyE12gQeF60dnQwMG0nKTsKun9yjA2RkLUQYURQFrTJWskb92aPUJHsS+Yn5BBkr9GAwSJDg2DLCgU66Brtoc7bRMdBBm7ONtv42eoZ6GPQMnvU6zf3NKIpy1jrwT36soKDVaIm1xJ6ZK4+3xmOPsBMdEU1MZAwJtoQz8+doTUQnTfYYdoxWqyV/ZvafLxitJKdZmch9OJ9HyloIAYwV+Sflqv2LDeBGnXFsY0989l89Z3R0lN7hXlr7W+kf7h9bteLqpNM5Vu5OtxP/qP/MiD4YDBIYDdDubKfN2Xbm+mfRaXRERUYRbY4mKiKKOEscEYYIoiOi0Wq0WIwWHFYHifZEYiJjJuYXZQqRshZCXDKNRkOcJY44y2evz/AH/Gc+7HS6nQx5h+gb6qNvuI8hzxCuERe9w70Me4YJjAbwj/rxB/wEggECowHcXjeDI4M09DQQCAQI8teztreV3Mbdi++e6LeqOilrIcSE0Wl1xETGnHfk6/V7cfvcDLgH6Bvuw+1zM+QZYsA9trJl0DPIgHsAr9+LL+AjSBBfwIfX7yU6IvpzX3u6kLIWQqjOoDNg0Bmwm+3MiJlxzq/zB/y4fW6CwSDD3mGGPEPYzLYJybT5yGa667rRmXQYIg0YbUb0Jj0osDp/NWbD5643HHdS1kKIkKHT6rBqxzakTFRJf6K1o5Unf/0kWqMWvUWPwWYgMjqSqLgoGABHvINFuYsmNMNfGveybmpqGu+XFFNYe3s7Xq+XkZERWltb1Y4jxLgpji4mzhyHTq8j6A0y2jUK/eDt9vJS80sYI41UFFaQnp5Oeno6M2bMwGicuHXg477O+pvf/OZ4vpyY4vr6+ti2bRt6vZ61a9ditU7+NlwhJsLAwACHDh0iMzMTne6zx7UGgwGLxYLFYiE+Pp7MzExmzpxJdnY2cXFx43oC4riXdUTEp+/rIKazYDCI1+sFxv7gTq3jOYW4dMFgEJ/Ph8FguKCv12g06PV6DAYDO3fupLCwcGqXdVlZ2Xi+3Dl1dHTw/e9/n40bN07KzzdRFi5cyOHDh9WOcckaGhp46KGHMJvNbNiwgcTERLUjXZKnnnqKiIgIbr/9drWjXLLy8nKeeeYZHn30UbWjXJaVK1eye/dutWPQ2trKL37xC0ymc5+FkpSUxPz58ykuLqawsBC7fewek3+5Zn28jPuc9Zw5c8b7JT9TS0sLDodj0n6+iWK320P6PRgMBsxmMxaLhYKCgpDdbp6eno7FYgnp3wufz0diYmJIvweAqKioKfEebDYbZrMZrVaLXq9Hr9fjcDgoLCwkPz+foqIiYmImbzNOyK4GiYqK4v7771c7xmX793//d7UjCGDNmjXnnJcMFWlpadx7771qx7hsDz/8sNoRgLGBSG5uLqmpqeTk5JCfn09aWtoFT4uMNznISVwWOchJTFc+nw+Px4PFotKtYT4ltIcSQggxQT6Z+pgqQrqsR0ZGOHjwIDt37iQQCLB69WqWLl36uR8ITFV+v58jR47Q29vLNddco3Ycenp62LJlC+Xl5VitVq655hoWLpykG5SqZHBwkD/+8Y+sX7+eJJVOertUfr+fY8eO8eabbzIyMsLSpUspLS0NuaWUra2tPPfcc3R3d1NUVMT69etxOBxqx5oSJvF02PHX1NTESy+9RGZmJmlpaWzcuDEkN2aMjIzw/PPPs2HDBnbt2qV2HGBsVU9ZWRmFhYUYjUaee+45tSNNqJqaGn75y1/yyCOP0NXVpXacizY4OMhvfvMbUlJSmDlzJps3b6aiokLtWBftpz/9KQAlJSXU1NTwyiuvqJxo6gjpkXVKSgrf/va3SUlJYWRkhN27d+N2u9WOddFGR0fR6XSsXbuWU6dOqR0HgPr6epKTk7nrrrtwu92sXLlS7UgTanh4mAULFrB161ZC8WOcyMhIvvvd75KWlkYgEKCyshKn06l2rIt2//33k5Iydr/JhoYGOjs7VU40dYT0yDoyMpKsrCyMRiNbt25lxYoVZ36jQ4nZbObmm29mxoxzH2Az2UZGRtBoNBgMBux2O/39/WpHmlCzZs1i1apVITdt8Am9Xk9eXh5ms5kDBw6QkpJCcfFk3iFwfMyaNQufz8fs2bP505/+NO2n3i5GyJV1bm4uBoOBrKysMzuMtmzZQm9vLzfddBNRUVFqRzyvv/u7v8NgMGAwGPB4PCiKMuXm2TUaDYqijB0OPzo6oWceTAV6vT6kl+4Fg0H8fj/79+/n2LFj3HTTTSE5cPH5fMTFxVFdXc1XvvIV3nnnHbUjTRkhV9Y1NTV4vV7q6+vp7u5mw4YN7N69myVLluByufB4PGpHPK8nn3wSr9eL1+udsiWYkZFBd3c3Bw8e5JVXXmHBggVqRxKfY2RkhMcff5zf/va3rFy5Er/fz+Dg4PmfOMWsW7eOXbt20dTUhMFgCMlvOBMldIcSQG9vL2VlZTidTo4ePQqMFWFOzmTdrH58ORyOKZN9zpw5HDp0iB/+8IcYjUa+9a1vqR1pUhQXF0+ZdbUXw+PxsG/fPnp7e/ne974HwM9+9jOWL1+ucrKL86tf/Yp//dd/paenh9LSUu655x61I00ZsilGXBbZFCPE5Ai5aRAhhAhHUtZCCBECpKyFECIESFkLIUQIkLIWQogQIGUthBAhQMpaCCFCgJS1EEKEAClrIYQIAVLWQggRAqSshRAiBEhZCyFECJCyFkKIECBlLYQQIUDKWgghQoCUtRBChAApayGECAFS1kIIEQKkrIUQIgRIWQshRAiQshZCiBAgZS2EECFACQaDQbVDCCGE+HwyshZCiBAgZS2EECFAyloIIUKAlLUQQoQAKWshhAgB/x+7INq+pqXTKAAAAABJRU5ErkJggg==)
A \(y = \dfrac{1}{{{2^x}}}.\)
B \(y = {\log _{0,5}}x.\)
C \(y = {2^x}.\)
D \(y = - {x^2} + 2x + 1.\)
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT QG môn Toán trường THPT Lương Văn Tụy - Ninh Bình - lần 1 - năm 2018 (có lời giải chi tiết)