Cho hàm số \(y = a{x^4} + b{x^2} + c\left( {a \ne...
Câu hỏi: Cho hàm số \(y = a{x^4} + b{x^2} + c\left( {a \ne 0} \right)\) có bảng biến thiên dưới đây:![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAApYAAACcCAYAAADF9utFAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAWuElEQVR4nO3dP0yaa//H8c/9yxkc3R47VRJsinmSls3qUJ3OwQ4PLn10sizSMwFD42NiAiRNLOkATBYXcaqnC3Ro6SYO/ukEJ3kiPUcScCrPxsh2/waF0tb+9YabP+9X4iB4ytceevG5r+t7X5dhmqYpAAAA4Ir+z+4CAAAAMBgIlgAAALAEwRIAAACWGIpgaRiG3SUAAAAMvKEIlgAAAOg8giUAAAAsQbAEAACAJQiWAAAAsATBEgAAAJYgWAI9razkjCFjJqmy3aWg55STMzIMQ4ZhyJ+zuxr0NsYSdAfBEuhZOfmNCQUP7a4DPSnn10Twn3ptmjLN19I84RJfwliCT5WV9HfmIoNgCfQsj1KmqdPEtN2FoOeUlXy8pZXXKXkkSR6lXq9o6zGzUbgMYwm6h2DZJR+WrGaULEsqJzVzsYTFMhaAH1J+pReH05qcaHtsYlLThy/0imQJwAI/m1ssDJYX/RsXLziTLEs5/8X3fg11biontXyyLtM0ZZrrOln2y78c1OF0QqemKdM81eTji/9xAPAtpyc61D91w9n2mPOG/qlDnZzaVhWAQXGF3GJhsHQqcNCcap/W/XtOyePVynRCp2ZzuWY4lV+d6P6j5t+AR6l1aetQWlkP6PxzwanAzn2dMNUAAAA6IOf/MPlnGBMKbgU10TYDabRNQV4lt1i+FO4MHOj1yqGCE4YMIyvvQbOIYTb58cyCJE0n9Kg9bTtvaLKbJQEYLOW/9V+7awDQszwp82IG8nzGMbHSnH28+Eq1h5Kfzy0d6bH0pE51PnE5qYlv/vSAaC37f578pRP93Rbqc9kt6fBErFhB0jfeO8AlJiY1rf9+NK6c+6TvEgB+ys/nlg4Ey7KSM8vSzqkSCmpiWPbM8qTargQ+Tv7Oe5N68fQiLOT8mt+SVlak+bYAkfM/lu4xtzuUvvLeAS7lvKf70x/3U5ZfvdDh9H2GEQBXdpXc8ou1pTRD5YECTkkHr3VizGvCf2O4PyydAR14/TKMeUnSdOJUqYBTXr8hwzj/kZXXplJ8IOASpyeHku7bXQZ6ilOB9RUZj5N65AnIqZyeBg+18vqA1iN8EWMJvtsVcothmqZpTRVlJWcuNmBdeS0z5VE5OaOJ5o6s0wmd2tRvaRiGLPs1ga7JyW/Ma6v1/bQSpxcXbYD00Ri78trUMF+/42sYS9A9FgbL3kWwBAAA6Dw2SAcAAIAlCJYAAACwBMESAAAAliBYAgAAwBIESwAAAFiCYAkAAABLECwBAABgCYIlAAAALEGwBAAAgCUIlgAAALCEIYmzDgEAAHBlvwzDGdqcFQ4AANB5LIUDAADAEgRLAAAAWIJgCQAAAEsQLAEAAGAJgiUAAAAs0bVgmfMbMgxDM8lyt14SAAAAXdS1YOlJmTLNU93XabdeEn2jrKQ/KS45AFiHcQWwQxeXwnPyG8vSPU/3XhIAAABd80v3XsqjlEmoBAAAGFQWzFiWlZw5759s76EsJ2fOH5thKQIAAGAYGKZFZx3m/Ibm9VpmqjkrWVbS/0r3UgE5rXiBK+BIx96T8xua3/rKD6y0v5cA4NsYVwD7WRYsVU5qZuKF7p8eKOCUlPNr5u9HOgjYHSsJlr2vdy5CAAwKxhXADtbdvOMMaH3lUMHl86XvXFZa74FQCWBA5PytlhvDMGT4c3ZXBKDfMa5YztKbdzyPEpqeCOppUtLkI6Ws/MMBDDdPSqbJqALAQowrlrN2uyFnQOsr0lbwhSbvMVsJAAAwTKzrsWzJye+XUj3UIE2PJQAAQOdZvkF6OZnV5KPeCZUAAADoDouDZU5PT7zinh0AAIDhY0mwbG2GbmTl7aElcAAAAHRPB3osew89lgAAAJ1neY8lAAAAhhPBEgAAAJYgWAIAAMASBEsAAABYgmAJAAAASxAsAQAAYAmCJQAAACxhSGKDRwAAAFzZL8OwcTgbpAMAAHQeS+EAAACwBMESAAAAliBYAgAAwBIESwAAAFiCYAn0lJz8hiHj4sufs7seAP2PcQXdQ7AEekZZyZmsvKYp0zR1mpjW1jwfAgCugnEF3UWwBHpF7pW0k5Ln4ltnYEeJaWkryycAgJ/EuIIu+8XuAgBc8AQU+OgBp27806ZaAAwGxhV0mYUzlmUlZz70cMwky+ePJmfOH5tJqmzdiwFDoKy//yuteD3f/lEA+C6MK+gsw7T4SJqc39C8XstMNd+0ZSX9r3QvFZDTyhf6AZy8g75UTmpmWdo5sO/fDoABw7iCDrO8x9LzKKHprcdKNqcnc0/1YvIeb2DgB+WevtD9HQZ/ANZhXEGnWT5jKV3MWv43odODgE79fin1oXHYDsxYot+UkzN6euNAKVarAFiEcQXd0JGbdzyPEpqeCOppUtLkI6U68SLAoMr5tawdHTD4A7AK4wq6pDPbDTkDWl+RtoIvNHmPCXfgu+X8MrJeHQQ+/LspJ/0fWksA4EcxrqCLOrIUfi6n81Vw+y+PWApHPygnZzQRPPz8ienzthIu0QD8KMYVdFvHgmU56dereykFeuBdS7AEAADovA6dvJPT0xNvT4RKAAAAdIelwbK1GbqRlbcHlsABAADQPR3ssewdLIUDAAB0XoeWwgEAADBsOrKPJdCPFhYWlM1mdfPmTY2NjX32/Pj4uLa3t22ozFq1Wu3S3w8AgKtiKRy4UCwW5Xa7L31uZGREhUJBN2/e7HJV1ioWi7pz544WFxcVDoc1Pj5ud0kAgAHCUjhw4fbt2/J6vZc+t7293fehUjr/HSuVikZHR+VyueTz+VStVu0uCwAwIAiWwIV8Pq96vf7Z48FgUIuLizZU1BljY2OKx+METACA5QiWGHrZbFZzc3Py+XxaXl7W7du3W8/Nzs5qY2PDxuo6pz1gjo2Nye12EzABAFdCsMTQSqfTcrvdikajCgQCqlQqevDggcLhsKTz4PX8+XONjIzYXGlnjY2NaWNjQ5VKRdevXydgAgB+GsESQ6XRaCiRSMjhcOiPP/5QPB5XoVD4qLfS6/VqampKmUxmqO6eHh0dVSQSIWACsMRlrUUYfARLDIV6va5IJCKHw6G3b98qk8kol8tpdnb20p/P5XKamprqbpE94rKAubCwoGKxaHdpAPpEsViUw+FQKBRSrVazuxx0EcESA61WqykUCsnlcuns7ExHR0d6/vz5R32UlxkdHe1Shb2rPWDeunVLc3NzBEwA3+X27dsqlUqSJJfLRcAcIuxjiYFUrVYVjUb15s0bLS4uanV1daiWtTuhXq8rkUgomUxqdnZW4XD4mwEdGCahUOirF15TU1MDezPg19RqNa2trWl3d1fBYFCrq6tcvA8wgiUGSrFYVDQa1fHxsfx+v4LBIAOYxRqNhp49e6ZYLKapqSkCJnAhn89rbm7u0udGRkZUKpWG+lCC5gV/NptVIBBgfB5QLIVjIDQH9IWFBf3666+qVCqKRCIMWh0wMjKiYDCoSqWiu3fvyuPxsEQO6Hx7si8dsrC5uTnUoVL6cCxuoVDQ2dmZHA6HIpEIN/kMGIIl+tru7q7cbrdCoZCWl5dVqVT08OHDgd8iqBcQMIGPNRqNS8Pj4uKiHjx40PV6elUzYO7t7enPP/+Uw+HQkydP1Gg07C4NFiBYou80Gg2l02k5HA6lUimFw2EVCgUGbptcFjA9Ho/y+bzdpQFdk06n5XK5VK1WP9ptYmxsTJubm/YV1sNu376tTCajvb09vX37Vg6HQ4lEgoDZ5wiW6BvNm0ccDodevnzZuuL90tITuqs9YP76669aWlrS3NwcARMDLZvNyuVyaWdnR8+fP1cmk1E8Hm89//z5c1pyvqEZMHO5nPb39wmYfY6bd9DzarWaksmknj17Jq/Xq0AgwM0ifaDRaGh3d1fRaFTj4+MKh8Nf3DcU6Df5fF6hUEgjIyPa2Nj47L39+++/a3R0dCjvAr+qfD6vaDSqd+/eaWNjg9WoPkOwRM+qVquKxWLa3d3VgwcPFAgEhr75vV+l02kCJgZCM/TU63WFw+EvrpjU63WNjIzQ730Fzb/rarWqcDhMwOwTLIWj5xSLRfl8Prndbv3jH/9QqVRSPB4nVPaxBw8eqFKpaHl5WT6fjyVy9J1isaiFhQX5fD4tLy9/dhTsp0ZHRwmVVzQ7O6u9vT1tb29rZ2dHDodD6XTa7rLwDQRL9Ix8Pq+FhQV5PB7dunWrtWUQG5sPDgIm+k21WtXS0pI8Ho/u3r2rSqXCzFmXNQNmPB5XMpmU2+1WNpu1uyx8AUvhsF02m1UsFlOtVlM4HNbi4iJX+kOifYk8EAhwIxZ6Rq1WUzQa1e7urlZXVxUMBhmXekQ2m1U0GpWkr7YjwB4ES9gmnU4rFotpZGREq6urWlxctLsk2KT9vcAHBexUr9cVjUaVTqc5HabHZbNZra2ttW6g+u233+wuCSJYosuaxwEmk0lu5MBnmImAXZrbmaVSKS0uLmp1dZU2nD7BzYG9hR5LdEW9XlckEtG1a9e0v7/f2hSXAQDtvF6vCoWCwuGwotEovVTouEaj0dof9+zsTEdHR4rH44TKPkLvdm8hWKKjarWaQqGQrl27prOzMxUKBWUyGfahxFcRMNENz549k8Ph0P7+vo6OjrS9vc3uE32sPWA2D2g4Pj62u6yhQ7BER1SrVfl8PjkcDklSpVJh0MYPI2CiE3Z3d1sneOVyOWUyGd28edPusmCRZsD817/+pYWFBS0sLKhYLNpd1tCgxxKWOj4+ViwW0/Hxsfx+P43vsFR7DyY3fOFHNd8/o6Oj9OINiWZffywW09TUlMLhMCtmHUawhCXevHmjWCymarWqQCCghw8fsjUHOqb9/caJHPiWfD6vtbU1NRoNbgobUs1e2lgsptnZWQ7d6CCCJa5kd3dXsVhMjUZDq6urfMCjqzjyDV9TLBYVCoVUrVa1sbHBDDdad/8nk0l5vV6Fw2ECpsXoscQPay4tOBwOJZNJhcNhlUolPtTRdRz5hsu8e/eudYrXv//9b1UqFUIlJJ0ftRmJRFSpVHT9+nW53W75fD5Vq1W7SxsYBEt8t3q9ridPnrSa3re3t3V0dMSyEmxHwIT04abBO3futI5ffPjwod1loQe1B8yxsTG5XC6FQiHVajW7S+t7BEt8U61W09ramhwOh/766y/lcjnlcjka39FzCJjDqbmtmdvt1vXr11WpVDiCEd9ldHRUGxsbqlQqkkTAtADBEl/UvPp3uVyq1+sqFAra3t7mjjr0vPaA+ccffxAwB1S9Xtfa2ppcLpckqVQqKRKJsBMFftjY2Jji8bhKpZIkAuZVECzxmWKxqKWlJbndbo2NjalUKmlzc5MGZ/Sd2dnZ1j6FL1++1LVr15RIJNRoNOwuDVfQaDQUiUTkcDhUq9VUKpU4LQeWaA+Y9XpdLpdLkUhE9Xrd7tL6BsESLfl8Xh6PRx6PR7du3VKlUtHGxgaDNfre7du3lclklMvltL+/L4fDQcDsQ+3HL/7111+tVRTGKFhtbGxM29vbKhQKOjs7k8PhIGB+J4IllM1mdefOHfl8vtYdlP/5z39YTsLAIWD2r3Q6LZfLpf39feVyOT1//pxVFHTc+Pg4AfMHESyHWDqdlsPhUDQaVSAQUKVS0YMHD2h4x8AbnIBZVnLGkDGTVNnuUjokm83K4XBoZ2dH29vbymQy9Hmj65oB8+joSH/++adcLlefjhmdR7AcMs2lpGvXrmlnZ0ebm5sqFArs8Yah1N8BMye/MaHgod11dMabN2/kdrsVjUa1ubmpvb09dqKA7W7evNnHY0Z3ECyHRK1WUyQS0bVr17S/v69MJqO9vT399ttvdpcG2K4ZMJuzEf3xYeFRyjR1mpi2uxBL5fN5zc3N6ffff1c4HFahUGCcQs/50kUpCJZdU07OyDAMGcaMkmVJ5aRmDOPiMUP+XGdet1qtKhQKyeFw6OzsTEdHR8pkMpqamurMCwJ97NPlLvqpuqdYLGphYUFLS0taXl5WpVLh8AX0vGbAbO48wdZmBMvuKCe1fLIu0zRlmus6WfbLvxzU4XRCp6Yp0zzV5OOLwGmRd+/etfaglKRKpaLt7W3dvHnTuhcBBlR7wPyehv3d3V3C50+qVqut4xebp+VwPCz6zdTUFIczXCBYdkH51YnuP/JcfOdRal3aOpRW1gNySpKcCuzc18mrqyfL4+NjLSws6M6dO7p+/brev3/P/m7AT/qeO0IbjYZCoZB8Pp+NlfafWq0mn88nt9utW7duqVQqcVoO+t5lp39ls1m7y+oqgmVXTOqG85OHphNqZU1Jct7Q5BVeIZvNam5uTgsLC7p7967ev3/PCRSARb4WMJ89e6ZaraZsNkuP1XdoHr/ocrk0OjqqSqXCWIWB0wyY8Xhc0WhUbrd7aAImwdIqOX+rX9IwDBkfNU2e6O+2ychcdks6PNGpBS+bTqfldrsVCoW0vLys9+/fc9UPdEh7wPzf//4nl8ulaDTaen5tbU3Hx8c2Vti76vW6IpHIR8cvxuNxAiUGmtfrVaFQUDgcHpqASbC0iid10UN58ZX6MB3pvDepF08vgmbOr/ktaWVFmm8Lnzn/Y+nep9Oal2s0Gnr27JkcDodSqZTC4TB9SUAXjY+Pa3NzU4FA4LNl8aWlJfot2zQaDT158qR1A2GhUKA9B0Pn04B5584d5fN5u8vqCIJlNzgDOvBmz2cy57c0nThVKpXSa823Zjiz3gMFvpEr28/HffnyZevmAu6cBLqv0WgomUx+9ni1Wu1qv+XpSe9uZNk8fvHt27etvjNOy8EwawZMv98vn8+nubm5wQuY5hAYlF+zVCqZi4uLZqFQsLsUYOjF43FT0he/4vF4hyt4ba589JrTZuK0wy/5nba3t83x8XFzdnbWPDo6srscoGe1/1vZ29u79Gc2NzfNUqnU3cKuwDBN07Qr1HaLYRgagl8TQBcVi8WvLnmPjIwM3X6x2Wy21XMaj8c5KQf4Tul0Wmtra5qamlI4HG4dW9poNORwODQ6OqpCodAX908QLAEAV5LP57W2tqZ6va6NjQ3ac4Cf0Lx/IhaLtQJmPp9XKBSSJAWDQcXjcZur/DaCJQDgpxwfH2ttbU3ValXhcJgbCAELtAfMer3+0dGymUym5y/cCJYAgB9SLBYVjUZ1fHys1dVVPXz4sC+W6IB+kkgkWrOVTWNjYyoUCj29qwJ3hQMAvku9Xm/dyXrr1i1VKhX2zQU6oFarKRaLXfr40tKSDRV9P4IlAOC71Gq1VqCMRCIESqBDYrGYarXapc/l83lFIpHuFvQDWAoHAADoIcfHxx/1Vn6ql3edIFgCAADAEiyFAwAAwBIESwAAAFiCYAkAAABLECwBAABgCYIlAAAALEGwBAAAgCUIlgAAALAEwRIAAACWIFgCAADAEgRLAAAASJLKyRkZhiHDmFGyLKmc1IxhXDxmyJ/7+n9PsAQAAIBUTmr5ZF2maco013Wy7Jd/OajD6YROTVOmearJxxeB8wsIlgAAAFD51YnuP/JcfOdRal3aOpRW1gNySpKcCuzc18mrLydLgiUAAAAkTeqG85OHphNqZU1Jct7Q5Ff+BIIlAADAsMj5W/2ShmHI+Khp8kR/t01G5rJb0uGJTn/gjydYAgAADAtP6qKH8uIr9WE60nlvUi+eXgTNnF/zW9LKijTfFj5z/sfSvU+nNT/4pWOFAwAAoH84Azrw+mUY85Kk6cSpUgGnvH5DhnH+IyuvTaW+nCtlmKZpdqFUWxmGoSH4NQEAAGzFUjgAAAAsQbAEAACAJf4feJ2QXXrtWUQAAAAASUVORK5CYII=)
A. P = 3
B. P = 6
C. P = -2
D. P = 2
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT QG năm 2019 môn Toán lần 1 Trường THPT Ngô Quyền - Hải Phòng