Question

Evaluate N2 + 2N + 1 for N = 5.

51
36
21

Answer 1

Answer: 36

Explanation:

5*5 + 5*2 +1 = 25 + 10 + 1 = 36

Answer 2

36

Explanation:

N^2 + 2N + 1

Since we are given N = 5, we just substitute N for 5

(5)^2 + 2(5) + 1

25 + 10 + 1

36