Math, asked by sulopaul76, 8 months ago

expand = (-1/3a + b/a -c/3) sq

Answers

Answered by vishal3749

1

Answer:

(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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