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in Matrices by (74.9k points)
If `F(x)=[(cos^(2)x,cosxsinx),(cosxsinx,sin^(2)x)]` and the difference of `x` and `y` is the odd Multiple of `(pi)/(2),`then `F(x)F(y) `is :
A. Zero matrix
B. unit matrix
C. diagonal matrix
D. None of these

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1 Answer

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by (74.1k points)
Correct Answer - B
N/a

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