Question

solve the following using identities [2/3a +3/4b]^2

Answer 1

Answer:

Step-by-step explanation:

we know,

(a+b)² = a²+2ab+b²

therefore,

(2/3a+3/4b)² = (2/3a)² + 2 (2/3a)(3/4b) + (3/4b)²

i.e.

4/9a²+ab+9/16b²

Answer 2

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