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IF A=(b-c) (b-a)and b= 4c, find A in terms of a and b.
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if A= (b-c)(b-a)?
b=4cc=b/4
A= (b-b/4)(b-a)= ((4b-b)/4)(b-a)=(3b(b-a))/4
Last edited by kempos (2006-01-22 00:54:07)