Question

What is the standard form of `y= (x+4)(x+11)-(5x-7)^2`?

Answer 1

`"Standard form is " color(violet)(y = -24x^2 + 85x - 5`

Explanation:

`y = (x+4)(x+11) - (5x-7)^2`

`y = x^2 + 4x + 11x + 44 - 25x^2 + 70x - 49`

`y = -24x^2 + 85x - 5`