Expand (3a^2 + 4b)^2
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Answered by
1
Answer:
9a^4 + 16b^2 +24a^2b
Step-by-step explanation:
using the identity (a+b)^2 = a^2 + b^2 +2ab
Answered by
1
Step-by-step explanation:
(3a²+4b)²
(3a²)²+2(3a²)(4b)+(4b)²
(9a)⁴+(24a²b)+(16b)²
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