Question

pls solve this pls


I will give 30 thanks​

Answer 1

Step-by-step explanation:

Using the formulas

${(a + b)}^{2} = {a}^{2} + {b}^{2} + 2ab$

and

${(a - b)}^{2} = {a}^{2} + {b}^{2} - 2ab$

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Answer 2

Hello sir I solve your problem I am sending you