Math, asked by ChocolateIcecream, 2 months ago

(2a + 7) × (2a^2 + 3a +4)​

Answers

Answered by llkingsterll
1

Answer : 4a^3 + 20a^2 + 29a + 28

Step-by-step explanation:

2a(2a^2 + 3a + 4) +7(2a^2 + 3a + 4)

4a^3 + 6a^2 + 8a + 14a^2 + 21a + 28

4a^3 + 6a^2 + 14a^2 + 8a + 21a + 28

4a^3 + 20a^2 + 29a + 28

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