Question

For each row with a quadratic expression below, select an equivalent expression.

Answer 1

Explanation

Step 1

$x^2+6x-7$

The middle number is 6 and the last number is -7.

Factoring means we want something like

$\mleft(x+a_{}\mright)\mleft(x+b_{}\mright)$

We need two numbers that...

Add together to get 6

Multiply together to get -7

c