Question

ayudenme porfavor y=-2x²+68-4​

Answer 1

$y =- 2x^2 + 68 -4 = 0\\f ( x ) 2x^2 = 4x + 68 - 4 = 0\\4x = - 68 + 4 = 0\\4x = - 64\\x = - 64 / 4\\x = - 16\\Demostracion :\\- 16 * 4 = - 64 + 68 = 4 - 4 = 0$