Question

1. evaluate for x = 6

7x + 5 + x²

Explanation:

Step1: Substitute x = 6

Substitute x = 6 into the expression $7x + 5+x^{2}$. We get $7\times6 + 5+6^{2}$.

Step2: Calculate multiplications and powers

First, calculate $7\times6=42$ and $6^{2}=36$. The expression becomes $42 + 5+36$.

Step3: Calculate the sum

$42+5 = 47$, then $47+36=83$.

Answer:

83