Question

expand 1 by 4 minus 1 by 2 b + 1 the whole square​

Answer 1

Answer:

Hey mate here's ur ans ↓↓

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(1/4 a - 1/2 b +1)²

=(1/4a)² + (-1/2b)² + (1)² + 2×1/4a×(-1/2b) + 2 ×(-1/2b)×(1) + 2×1×1/4a

=a²/16 + b²/4 + 1 - ab/4 - b + a/2

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hope it helps u☺☺✌

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