Question

Please solve this...​

Answer 1

Hey mate here's your answer ☝️

Identities applied:

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

Answer 2

Answer

answer is 98

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