Question

(p²+q²)² plz help me ​

Answer 1

Answer:

(p²+q²)² = p⁴ + 2p²q² +q⁴

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Answer 2

${( {x}^{2} + {y}^{2} })^{2} = { ({x}^{2} )}^{2} + 2 {x}^{2} {y}^{2} + {( {y}^{2} })^{2} \\ \\ = {x}^{4} + 2 {x}^{2} {y}^{2} + {y}^{4}$

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