Tan (Cos (-)) Evaluate and give exact answer; 6

Q: 1 in tan 3 +coS -1

A:

Q: Verify the identity: cos(α - β)/(cos α cos β) = 1 + tan α tan β.

A: We will use the identity

Q: Verify the ide

A:

Q: 7. If tan a = -1, what are two possible values of sin a?

A:

Q: -1 7. tan ¹ (tan 5) 8. COS -¹ (cos)

A: As per rule of bartleby we can solve only one question at a time and we can solve only three subpart…

Q: Evaluate the exact value of 4 /5 tan sec 4

A: The objective is to evaluate the exact value.

Q: Differentiate

A: Given,          ft=tan2tcost

Q: what is cos(tan^−1(−1/2))

A:

Q: Establish identity: cos 8 (tan 0 + cot 0) = csc 0

A:

Q: (3sin(0.3)) + cos(tan-(4.9))

A: put calculator in radian mode. 0.88656+0.19996=1.086 ans :d

Q: Establish each identity.

A: given,

Q: 3. cos 6 = 17 tan 8 <0

A: Given: cosθ=817, tanθ&lt;0. To find: The values of remaining circular functions of θ. Solution:…

Q: if cosθ=-(1/9) and θ is not in QII find tanθ

A: We will find the value of  tanθ. Here we will use the formula  . That is         Sec2θ - tan2θ =1

Q: simplify

A: Given that

Q: Suppose that tan 0 = 12 and 0° < 0 < 90°. Find the exact values of cos and tan

A:

Q: 3+ cos 30 de 1 sec – tan 5 5 16+ 02

A:

Q: Suppose that cos a cos tan Find the exact values of cos and tan 2 2 a 2 0 > ܐ 0 2 13 and <a< ત Unde

A: Given that, cosα=-213 and π2&lt;α&lt;π Find the value of cosα2 and tanα2. Here we use the formulas:…

Q: 11. Evaluate. cos (tan-1+ sin-1)

A:

Q: Suppose that tan a=-3 and 90°< a<180°. Find the exact values of cos and tan 2 - 2 JT cos Undefined 2…

A:

Q: 3. sin[cos¯(4/5) – tan-'(3/4)]

A:

Q: 7. Give the exact answer for cos ( sin- 13

A: Consider the given expression

Q: Find the value of tan sin 2 3 3 O-5

A:

Q: sin\theta =-3/4 and cos\theta <0, then tan\theta =

A:

Q: What is the exact value of 2 sin π/3 - 3 tan π/6?

A: To evaluate:                     2 sinπ3 - 3 tanπ6

Q: cos [ tan-1 (4/3) + cos-1 (5/13)]

A: First we change the tan-1 into cos-1 . Then we add the inner two cos-1

Q: 23 sin-! Option 4 23 cos 9.

A: Explanation and solutions is given below....

Q: Suppose v is in the interval (0,) with tan v = 5. Find cos v. Enter the exact answer. cos v = ? Edit

A: Given that in the interval 0, π2 with tan v=5 We have to find the value of cos v

Q: 1) Prove that cose-sin*e 1- tan?e cose

A: Trigonometric identities help to prove the required expression. The algebraic formula…

Q: 7. Simplify tan n(cos" () ( cos-1

A:

Q: 4 3. Given cos 0 determine tan 20 - -

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Q: tan 6+ sin 0 cos 2 2 tan e

A:

Q: tan 225° - cos? 215° (3) tan(-35°) sin(-35°)· cos 35°

A: Topic: trigonometry

Q: What is tan 0 if sin 0 = cos 0? -1 1 Option 1 O Option 2 4 Option 3 Option 4

A:

Q: Determine the exact value of csc ( cos-1) – cos (tan-) COs-1 COS 8. |

A: find the exact value in the following way:-

Q: 3 Evaluate tan - 1 COS giving your answer as an exact value (no decimals) 4

A: Given,  tan[cos-1(3/4)]  = ? Let's assume  x = cos-1(3/4)      then          cos x = 3/4…

Q: , cos 2x, and tan 2x if tanx

A: Trigonometry: tanx=-3sinx=-310cosx=-110

Q: sin(ø) = 2 3 and <0. Given that <0< what is the exact value of cos(20)?

A: Here, given that sin θ=23; π2&lt;θ&lt;π That is θ is in the second quadrant. Therefore, cos…

Q: If csc(x) = 3, for 90° < x < 180°, then sin 2 %3D cos tan

A:

Q: Verify: cos? x tan? x- 1 1. -1 cos2 x

A:

Q: tan(cos-1(x/4))

A: We will consider a right triangle where adjacent= x and hypotenuse= 4 In this triangle

Q: The exact value of tan COS -11 Cos 2 is: 2 1

A: to find the exact value of tancos-112

Q: Determine the exact value of cos(tan-1(6/7)+tan-1(3/5))

A:

Q: tan(-8) cot(a) sec²(7) cos(3) Compute the value of

A: The objective is to compute the vaule of tan-δcotαsec2γcosβ.

Q: 5. If 0° < 0 < 90° and tan 6 = find sin 6 using trigonometric identities.

A:

Q: Verify the identity: tan θ = (1 - cos 2θ)/sin 2θ..

A: Given, tanθ=1-cos2θsin2θ

Q: 5) If 3 Cosa = - n 1

A: use trigonometric identity to find the value of tan.

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.