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7. Trigonometry
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Q10 of 61 Page 217

=

We know that,



⇒


⇒


⇒


⇒


⇒ (∵ )

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8

If x = a secθ, y = b tan θ , then the value of =

9

=

11

In the adjoining figure, AC =

12

In the adjoining figure ∠ABC =

Questions · 61
7. Trigonometry
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