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Multiple Choice Questions

If x sin y cos then what is 4z2 x2 y2 equal to ........

Quantitative Aptitude (CDS) Trignometry

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If x sin $\Theta$ =y cos $\Theta$ = $\frac{2z \;tan\Theta }{1-tan^{2} \Theta }$ , then what is 4z² (x²+y²) equal to?

(x²+y²)³

(x²-y²)²

(x²-y²)³

(x²+y²)²

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Explanation:

Here value of 4z² (x²+y²)= (x²-y²)²

By: Munesh Kumari

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