c) Find the value of csc(cos-1- tan tan-15

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Q: Given that sec(x)=−9/2, what is sec(−x)?

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Q: 7. Let tan u = and sin v = , with n <u < and < v<T. Find the exact value of sin(u – v). 13

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Q: 8. Which is the exact value of tan 75° using sum of tangent ? A. V2 + 3 B. 2 + V3 C. V2 + V3 D. V2 +…

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Q: 67. Given that tan 36° V5 - 2V5, give the exact function values. %3D a. sec 36° b. csc54° c. cot54°

A: Given: tan 36∘=5-25

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Q: 20. Simplify the expression o con z- sin z-1 tan z O - sec? z O - tan? z O sec? z

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Q: B) Prove that: cos? 0 – sin? 0 1-tan? 0 =- 1+tan? 0

A: B)cos2θ-sin2θ=1-tan2θ1+tan2θRHS1-tan2θ1+tan2θ

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A: Given,          ∫tan3xcos2xdx

Q: 1. Verify that the following equations are the identity csc2 (-x) tan(x) cot(-a) - sec2 (r) a. %3D |

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Q: why we useltn@) inATOA tor) (sec 1 tan 0 sin 0 cos 0 A(1, 0) Pr FIGURE 2.30 The figure for the proof…

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Q: sin(x + y) – sin(x – y) = 2 cos x sin y

A: sinx+y-sinx-y=sinx cosy+cosx siny-sinx cosy-cosx siny=sinx cosy+cosx siny-sinx cosy+cosx siny=cosx…

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Q: 3. Determine the corresponding reciprocal ratio that corresponds to cos e= 0.8. а. sec e= с. sec e=…

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Q: The simplest form of tan2x is secx-1 Select one: a. tan x b. cos x +1 C. sec x + 1

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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.