Question

what is value of this expression below when y=3
8y^2-y-8

Answer 1

Plug in 3 for y
8(3)^2-(3)-8
8(9)-3-8
72-3-8 = 61

Answer 2

Answer:

61

Step-by-step explanation:

8x3^2 -3-8

8x9-3-8

72-3-8

72-11

61