Answer:
= x^2 + 17/2x + 7
Step-by-step explanation:
x2+(x+7)(x+1)
Distribute:
=x2+(x)(x)+(x)(1)+(7)(x)+(7)(1)
=12x+x2+x+7x+7
Combine Like Terms:
=(x2)+(12x+x+7x)+(7)
=x2+172x+7
