NDA Math Trigonometric Ratios of Angles and Equations

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Question : 56 of 100

Marks: +1, -0

If x‌cos‌θ+y‌sin‌θ=z, then what is the value of (x‌sin‌θ−y‌cos‌θ)2 ?

[NDA II 2016]

x2+y2−z2
x2−y2−z2
x2−y2+z2
x2+y2+z2

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