Question

Simplify please!!!!!!!!!!!!!!

Answer 1

x² + 8x + 7

Explanation:

( x + 1 ) ( x + 7 )

Formula : -

( a + b ) ( a + c ) = a² + ( b + c )a + bc

Here,

a = x

b = 1

c = 7

( x + 1 ) ( x + 7 )

= x² + ( 1 + 7 )x + 1 * 7

= x² + 8x + 7

Answer 2

D

Explanation:

The numbers will add together to make the middle term and multiply to make the last one.