Math, asked by aarunkumar7586, 5 months ago

simplify (5b-1/2)² using suitable identity

Answers

Answered by AjayaBehera
10

Answer:

(5b-1/2)² = (5b)² -2×5b×(1/2) + (1/2)²

[Applying rule (a-b)²= a²-2ab+ ]

= 25b²- 5b + 1/4 (Ans)

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