salsa25 salsa25

22-11-2020
Mathematics

contestada

-2a3 - 3a2 + 4a + 6, 2a3 + 5a2 + 7
sum the expression

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omniaosman461 omniaosman461

22-11-2020

Answer:

2a2 + 4a + 7

Step-by-step explanation:

As, - (2a3 - 3a2 + 4a + 6) + (2a3 + 5a2 + 7)

= 2a2 + 4a + 13

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