Question

3a^2-7a+6=
( for a= -2 )

Answer 1

32

Explanation:

Substitute a = - 2 into the expression and evaluate

3(- 2)² - 7(- 2) + 6 = 3(4) + 14 + 6 = 12 + 14 + 6 = 32

Answer 2

32

Explanation:

a^2=4

3*4=12

3a^2=12

7a= -14

-7a=14

6=6

12+14+6=32