sin(cos-(0.7068)) O - 1.2926 O 0.7074 2.7074 -0.2926 1.7074

Q: tan 0+sec 0-1 1+sin e 8. %3D tan 0-sec 0+1 cos 8 Proof:

A: Topic:- trigonometry

Q: Prove the identity. 1+ sin (-x) 1+ csc (-x) sin x

A: The following trigonometric identities are used in proving the given identity.

Q: Verify the ide

A:

Q: sin30+sine 2tane 27.i) Show that cos30+cose 1-tan2e Prove that: sin(sin 'e - cos e) = 20-I for 0s0S…

A: Use trigonometric and inverse trigonometric identities to prove the given expressions.

Q: sin*0 – cos*0 = sin²0 – cos²0 %3D

A:

Q: (a) sin-' (sin ()) (0) cos (cos (-)) 6. Evaluate COS

A:

Q: cos(cos (0.2982)) -0.0884 O 0.2098 O 0.0884 O 0.5080 O 0.2982

A: Given expression, cos(cos-1(0.2982))

Q: True or False sin2θ =1- cos2θ.

A: We can prove or disprove trigonometric identities using trigonometric table values of angles . For…

Q: -(sin^2 θ + cos^2 θ)

A:

Q: cos(282°) cos(33°)– sin(282°) sin(33°) - Cos(3159) 2.

A: cos (282°) cos (33°)-sin (282°) sin (33°)Now, we know that cos(x+y)=cosx cosy-sinx sinySo, cos282°…

Q: cos cos - sin' Compute the exact value of

A: Simplification

Q: sin2 (풀) + cos2 (풀) =

A:

Q: sin ;cos 3

A: Given: sinπ4=          ……1cos8π3=          ……2

Q: (sin 5x + cos 5x)

A:

Q: sin (x) = -0.8. What is cos (90° - x)? Submit

A: Given: sin (x)= -0.8 Formula: cos (A-B)= cos A cos B + sin A sin B

Q: sin2(78°) + cos2(78°)

A: Question is based on trigonometric ratios and angels.

Q: Solue [2 cos 0-31-5 from 0 02360°

A:

Q: cos(sin (0.685)) = O -0.2715 O 2.7285 O 1.7285 O -1.2715 O 0.7285

A:

Q: sin 3x Prove the identity 4 cos x- sec x. sin x cos x

A: To proove: sin3xsinxcosx=4cosx-secx

Q: sin 50 integral do 6 + cos 50 ostitution w = 6+ cos 50. do

A: We have to calculate the given  indefinite integral using the given information

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

A:

Q: sin2x+sin8x/cos2x+cos8x. Complete identity

A: To evaluate

Q: sin4x sin2x=1/2(cos2x-cos6x). Prove the identity

A: Consider the given identity

Q: sin 20 Cos0 1+ Cos 20 = tan 1+ cos0

A:

Q: sin 0 1 + cos 0 Establish the identity: 2 csc 0 1 + cos 0 sin 0

A: given sinθ1+cosθ+1+cosθsinθ=2cosecθ

Q: 5 sin 0 – 4 cos 0 If 5 tan 0 – 4 = 0, then the value of 5 sin 0 + 4 cos 0

A:

Q: cos(sin1(0.8182)) O -1.4251 O -0.4251 O 0.5749 O 1.5749 O 2.5749

A: Inverse

Q: 6. cos A = - 17 and cos B = -, with A and B in QIII.

A:

Q: sin(cos (0.5354)) = O 0.8446 O 1.8446 O -0.1554 O -1.1554 O 2.8446

A:

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

A:

Q: VERIFY THE IDENTITY

A: By half angle formula , we have

Q: 49. sin + o) = cos 0 52. cos (7 - 0) = -cos 0 55. tan (7 - 0) tan 0 %3D

A: 49. sinπ2+θ=cosθ Using addition formula  sinA+B=sinAcosB+cosAsinBsinπ2+θ=sinπ2cosθ+cosπ2sinθ…

Q: 2 sin 0 + sin 2 0 =0 with 0degrees

A: To solve:2sin0+sin20=0

Q: sin(cos (0.4498)) %3D -1.1069 0.8931 1.8931 2.8931 -0.1069

A:

Q: sin 2x +sin 8x/cos 2x + cos8x =tan5x. Prove the identity

A: We start with left side. And we use sinA+sinB = 2sin((A+B)/2)cos((A-B)/2) and…

Q: cos(1339x) cos(1337x)+ sin(1337x) sin(1339x) =?

A:

Q: sin 300⁰ cos 270⁰ cos 30° tan 225⁰

A: Given :sin 300° cos30°cos270°tan 225°

Q: Verify the identity. sin(-x)+cos(-x) = -sin x + cos x

A: We need to verify the identity: sin(-x)+cos(-x) = -sin x + cos x For this we need to have the graph…

Q: Sin'0+ Cos 0 =-(Cos40+ 3) 4 %3D

A:

Q: 6. Prove the identity 1 (cscA- sinA)(secA – cosA) tanA + cotA

A:

Q: cos(sin (0.1612)) -0.0131 O 0.9869 O 2.9869 O -1.0131 O 1.9869

A: sin^-1(0.1612)=0.1619064343923739 cos(0.1619064343923739)=0.98692175981 that is equal to =0.9869

Q: (표) + sin (포). Give the exact value of COS O1 V3 V2 O 1+v3

A: We can make it easier for you.

Q: Verify the identity. sin(-x)+cos(-x) = -sin x + cos x   **By steps**

A: To prove identity  sin(-x)+cos(-x) = -sin x + cos x

Q: Use words to describe the given formula.

A: Use words to describe the given formula.            sin·sin·=12cos·-·-cos·+·

Q: 90. (sin 0- cos 0) - 1= -2 sind cos 0 o€) 1=-2 sin & cos 0 COS

A: Given: sinθ−cosθ2−1=−2sinθcosθ We have to prove the given identity. Identity used: sin2θ+cos2θ=1

Q: #/2 sin " x 2: Evaluate 20 sin ° x+ coSx

A:

Q: sin 50 Show that 16 cos 0 – 12 cos² 0 + 1. sin 0

A: given,