Question

:
3^2 + 5 -20
:
= -2

:


If unable to understand the writing above or you see boxes, then watch the question below :
3y^2 + 5y -20
Put the value of y : -2

Please solve it fast...​

Answer 1

Answer:

3y^2 + 5y -20

Substitute y= -2

3(-20)^2+5(-2)-20

3(400)-10-20

1200-30

1170