What is the co-efficient of ab in the equation (2a - 5b) ^(2)

asked Mar 19, 2022 172k views

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What is the co-efficient of ab in the equation

(2a - 5b) ^(2)

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Answer:

ans:-20

or, (2a-5b)^2

or, 4a^2 -2*2a*5b+25b^2

or, 4a^2-20ab+25b^2

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