If a tan theta=b find the value of a cos theta+ b sin theta.
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Answer:
Correct option is C)
On dividing num and denom by cosθ, we get
the given exp. =
btanθ+a
btanθ−a
=
(b×
a
b
)+a
(b×
a
b
)−a
b
2
−a
2
)
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