Math, asked by madhusinghgu, 1 month ago

3. Find the following squares using suitable
identities
a. (2a - 35)
​

Answers

Answered by manmeetmaan20
2

Answer:

(2a - 35) {}^{2} \\ using \: identity \: {(x - y)}^{2} = {x}^{2} + {y}^{2} - 2xy \\ = (2a ){}^{2} + ({35)}^{2} - 2(2a)(35) \\ {4a}^{2} + 1225 - 140a

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