Math, asked by genius750, 3 months ago

2a³ + 3a² + 2a -7 if a= -2

Answers

Answered by aarushaery86

3

Answer:

2(-2)³+3(-2)²+2(-2)-7= 2(-8)+3(4)-4-7=-16+12-11= -4-11=-15.

Answered by Ammoose

2

Answer:

2×(-2)³+3×(-2)²+2×(-2)-7

=2×-8+3×4+-4-7

= -16+12-11

= -15

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