Question

if y=-2 then find the value of the following expression 2y² - 2y-2​

Answer 1

Answer:

2y²-2y-2

=2(-2)²-2(-2)-2

=2.4+4-2

=8+2

=10

please mark as a brainliest answer

Answer 2

y=-2

=2y^2 - 2y - 2

=2(-2^2) - 2(-2) - 2

=2×(4) - 2×(-2) - 2

=8 - (-4) - 2

=8 + 4 - 2

=12- 2

=10

ANS/10