Math, asked by tejal9464, 3 months ago

Evaluate using suitableldentities. 2. (b - 7)​

Answers

Answered by niraliparmar2685
0

Answer:

b−7)

2

=(b−7)(b−7)

=b(b−7)−7(b−7)

=b

2

−7b−7b+49

=b

2

−14b+49

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