Question

simplify and the verify the result for the given values ​

Answer 1

using (a +b)² = a² + b² + 2ab

(2p +3q){(2p)²+ 2(2p)(3q)+ (3)²}

(2p + 3q)(2p + 3q)²

(2× 1/2 + 3 × 1/3)(2 × 1/2 + 3 × 1/3)²

(2/2 + 3/3)(2/2 + 3/3)²

( 1 + 1)(1 + 1)²

(2)(2)²

2(4)

8

so answer is 8

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