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28-07-2016
Mathematics

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if the dimensions of a rectangle are a 3b and a−3b, what is the area of the rectangle in terms of a and b?

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Аноним Аноним

28-07-2016

area of a rectangle=length x width
area of a rectangle=(3b)(a-3b)=3ab-9b²

answer: the area of this rectangle will be:
area (a,b)=3ab-9b²

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