Question

The value of expression 3a² + 2a , when a = -1, is: *

Answer 1

Your answer:-

Given, a = -1

Therefore,

3a² + 2a

= 3 × (-1)² + 2 × -1

= 3 - 2

= 1

Answer 2

THE ANSWER IS =3 ×(-1)²+2×(-1)

=3+(-2)

=1

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