Write the trigonometric expression as an algebraic expression in u. sec (cos^-1 u)

Q: Cos^-1 (cos(-60*)) Answer in degrees pls.

A: Solution is given below:

Q: verify the trigonometric identites 2-cos2 x/sinx= cscx +sinx

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Q: (99) Sin (2 sec)

A: Topic:- trigonometry ratios

Q: simplify  tan(cos^-1(x))

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Q: cos^2θ/2= 1+cosθ/2 derive the identity

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Q: cos(sin^-1u-cos^-1v) Write as an algebraic expression of u and v

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Q: Complete the identity cos^2?+tan^2?+sin^2?=

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Q: sin 0(1 + tan 0) tan 0(sin0 +cos0)

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Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.