What is (b-a-y) whole square
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For this we should know that what is the formula of (a+b+c)²
(b-a-y)²=(b)²+(-a)²+(-y)²+2[ (b)(-a)+(-a)(-y)+(-y)(b)]
=b²+a²+y²-2ab+2ay-2by
i hope it is helpful.......
(b-a-y)²=(b)²+(-a)²+(-y)²+2[ (b)(-a)+(-a)(-y)+(-y)(b)]
=b²+a²+y²-2ab+2ay-2by
i hope it is helpful.......
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