1 with A in QIV If cos A = Find cot 24.

Q: with A in QIV find COS A if sin A=5 with A in QV find

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Q: If sin A = with A in QII, find the following. cos

A: Given,

Q: If sinα = −4/5, where α ∈ QIV, and tanβ = 3/2, where β ∈ QIII. Determine the exact value of…

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Q: If A = 0J, then e = cos 01 + sin 0J = = cos sin 0500). - sin

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Q: Let cos x = with x in QIV and find the following. 6 cot 2x

A: Explanation: Given that,                                We know that, cos is the ratio of adjacent…

Q: Find cos 0 if cot 0 =4/3 and sin 0 < 0.

A: Also given that sinθ<0, this means sinθ is negative. So, cotθ=cosθ/sinθ means cosθ also have to…

Q: , Find the exact value of cos (a – B) given that cos a = - and sin 3 = -0 for a in Quadrant III and…

A: We have to find the value of a trigonometric expression involving two angles.

Q: If sin A = 5 with A in QI , find Cos Cos Cos Cos cos CoS

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Q: if cos A=1/2 with A in QIV find sin A/2

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Q: 7. cos A = ar and sin B = 5 with A and B in QI. 13

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Q: 7 cos (0) = COS CO V85

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Q: If cot(r) (in Quadrant-I), find cos(2r): COS (Please enter answer accurate to 4 decimal places.)

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Q: with x in QIV and find the following. 8 Let cos x = cot 2x

A: Since x is in 4th quadrant, there sin x will be negative. sinx =-sqrt(15)/8 when cos x= 7/8 (given)

Q: if cosA=1/2 with A in QIV, find the following. sin A/2

A: we use in this question 1-cosA = 2sin^2A/2. see 2nd step.

Q: Use a special right triangle to express cos 45 as a fraction or as a decimal to the nearest…

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Q: Look at triangle MNQ. 71 15 58° What is the value of x, to the neares tenth? 9. Triangle AZT is an…

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Q: Find the exact value of the following. COS arcsin (-37) +arctan 5 (2)) 12

A: We need to find the exact value of the following.         cossin-1-1237+tan-1512

Q: 8 Find the EXACT value of cos(A – B) if angle A is arccos and angle B is arcsin 17

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Q: 5. If sin e and 360 < e< 450°, find cos %3D

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Q: 2. If 0° < 0 < 90° and cos 0 = , find cot 0 using 61 trigonometric identities. 60 11

A: Use pythagorous theorem

Q: 4. Determine the exact value for 5TT cos cot 3TT sec

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Q: Use a special right triangle to express cos 45" as a fraction or as a decimal to the nearest…

A: Solve the following

Q: 12 what is the value of sec 13 (a+ If sin a 13 and cos a

A: Given,            sinα=513 and cosα=1213To find : secα+π4

Q: Let cos os (x) = 1//5 with r in QIV. Find cot (2r).

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Q: If sin a and cos a3D 13 12 what is the value of sec. 13 %3D O 13/2 O 13/2 17 O 17/2 26 O 7/2 26

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Q: Find the exact value of cos(A+B) if sin A = with A in QI and sin B 5 with B in QID = -

A: Given: sinA=35sinB=-513 To find the exact value of cos(A+B) COS(A+B)=COSACOSB-SINASINB COS2θ+SIN2θ=1

Q: 1+ sec?e = 1 + cos²0 sec20

A: Given:  Verify: 1+sec2θsec2θ=1+cos2θ

Q: If cosA = −4/5 with A in QII, find sin A/2 .

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Q: If sin B = B in QI , find with B Cos 3– 2/2 Cos 3 + 3 COS 6 3- 22 6 cos 3 - 212 cos 3 3 + 3 CoS

A: Given that, sinB=13 Find the value of cosB2. We know the trigonometric formula's:…

Q: Assuming that sin 0 = 0.6875 and cos o = 0.5625 and that both 0 and p are first-quadrant angles,…

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Q: 6 If csc B =6, e in Q2, find Sin(20) with

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Q: Given Sine = WIth e in Quad I %3D 8. find Cos 2 cos(20)

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Q: 3) Given that tan(0) = - and cos(0) > 0, find the exact values of sin(0), cot(t), and csc(0).

A: Given :   To find :

Q: if sin A=3/5  A in QII find cos A/2

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Q: Which equation can be used to find JL 27° K 13.6 cm 7. O cos(27) = # cos(27) = 114 O sin(27) = # O…

A: It is given that, We know that the side in front of the angle is Perpendicular and longest side is…

Q: 10. If sinB = –- with B with QIII, find the following. 3 csc B 2

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Q: 27. Find cos e if cot e = and sin e < 0.

A: To find the value of cos(ᶿ).

Q: 4. If sin A with A in QIV, find COS Select the correct answer. a. COS b. COS C. COS d. COS e. COS of…

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Q: what is the exact value of the following  y= sin^-1(theta3/2) and y= accros (-theta2/2)

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Q: Q2-By using the formula cos(A – B) = cosAcosB + sinAsinB & %3D sin(A – B) = sinAcosB- cosAsinB…

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Q: 2 =, where 0 < A < , what is the value of cos 4? 2 18+6/5 6. 18+6/5 18–6/5 6. V18-6/5 6

A: Use,  Cos (A) = 2 cos^2(A/2) - 1

Q: Find the exact value of cos(α − β) given that sinα = −4/5 and cosβ = −5/8 for α in Quadrant III and…

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Q: If sin B with B in QIII, find the following. 3 B cos 2

A: We have to find the angle

Q: If Sin 0 = 3/5 , find without using tables the values of : i) Cos 0 i) tan 0 (ans: ) 45 ; ij 34)

A: Given: sin θ=35

Q: 97. One petal ofr = 3 cos 50 %3D

A: The given polar curve is r=3cos 5θ. Evaluate the roots of the function r=3cos 5θ as follows. r=03cos…

Q: Find the exact value of sin7pi/4+cos4pi/3

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Q: GIven that cose= 3 Sin e0 %3D find Sin 20 Cos 20 tan 20

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Q: photo attached

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Q: Suppose that tant 12 and sin t 20 use the appropriate Double - Angle Identity to bolve each of the…

A: Given that          tant = -125  and      sint&lt;0                           tant = -125…

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.