Question

Expand.
Your answer should be a polynomial in standard form.
(x + 1)(x+8)​

Answer 1

Answer:

by using identity (x+a)(x+b)=x square+(a+b)x+ab

Step-by-step explanation:

here, (x+1)(x+8)=x square+(1+8)x+1×8

= x square+9x+8