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Some Applications Of Trigonometry

Question

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If $straight x over straight a cos space straight theta space plus space straight y over straight b sinθ space equals space 1$ and $straight x over straight a sinθ space minus space straight y over straight b cosθ space equals space 1 comma$ Prove that $straight x squared over straight a squared plus straight y squared over straight b squared equals 2.$

Solution

Solution not provided.

Some More Questions From Some Applications of Trigonometry Chapter

Choose the correct option and justify your choice:
sin 2A = 2 sin A is true when A =
(A) 0° (B) 30° (C) 45° (D) 60°

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