Question

What is the value of the expression below when y=4?
3y2 + y +8

Answer 1

3(4)e2 +(4) + 8

3(16) + 4 + 8

3 x 16 = 48

4 + 8 = 12

48 + 12 = 60

Answer 2

Explanation:

=3(4)^2 + 4 + 8

=3(16) + 4 + 8

= 38 + 12

= 60