Question

Find the value of
$(3x^3+2x^2+11)\text{at}x=-1.$

• A. 11
• B. -10
• C. 7
• D. 10

Answer 1

The correct option is D 10

Given, the expression is
$(3x^3+2x^2+11).$

$\text{At}x=-1,$
$3x^3+2x^2+11=3(-1{)}^3+2(-1{)}^2+11$
$=-3+2+11$
$=10$