Cos 0/2 -cos 0=1

Q: cos 0 1- 1+sin0

A: To simplify.

Q: cos 0 by 1 - sin 0 1 + sin 0 1 + sin 0 Multiply

A: Consider the given expressions. cosθ1-sinθ and 1+sinθ1+sinθ The algebraic formula is defined as.…

Q: | 4 cos e de = -

A:

Q: (cos(4x))^2=___+____cos=(___x)

A: By double angle formula , we have By taking A=4x, we get

Q: Express cos- (a) in terms of cos(2a). Express sin (a) in terms of cos(2a).

A: This question is of double angled identity.

Q: Establish each identity.

A: The given identity is,  1-cos θsin θ+sin θ1-cos θ=2 csc θ The objective is to establish the…

Q: Establish each identity.

A: given,

Q: tan(e) cos(0) - sec(0)

A:

Q: cos 0+cos 0 tan 0

A: 1+ tan²θ = sec² θ    cos θ = 1/ sec θ   use both we will simplify

Q: cos 0 sin 0 0 - sin 0 cos 0 0 1

A: Here we get one real and two complex eigenvalues. We calculate eigen vector only for real…

Q: sin(8x)cos(4x)+cos(8x)sin(4x)

A: We will find the value of the given trigonometric expression in the following step.

Q: Graphs of y = sin 0 and y = cos0 over [0,2π].

A: as we know the value of sin 0 is 0  so the given equation becomes y=0 which forms an x- axis only…

Q: 4) Sec CA-B) = cos CA+B) CoS A - Sin²B

A:

Q: -1 Cos cos

A: Given query is to find the value of indicated trigonometric functions.

Q: Cos(11°+x)=-sin(2x+6)

A: x

Q: | 1' cos(T +1) dr. COS

A: using the integration by parts

Q: cos(cos (0.2709)) COS

A:

Q: [*(sin³r)√1 + cos ar dr x

A: We know that integration power rule is given as  Integration of xn is xn+1/n+1.   Here i attached…

Q: 1- cos 0 + sin 0 sin 0 2 csc 0. 1- cos 0 |

A:

Q: 1+cos 4x dx 1-cos 4x Evaluate

A:

Q: Prove or disprove.

A:

Q: cos 4 ) Calculate the exact value of cos without using a calculator if cos x = 5 where < х < 2п.

A: Use the cosine half-angle formula to obtain the value of .

Q: 4л coS 씀Cos 즙Cs -sin sin 15 15 15

A: We have to find the exact value cosπ15cos4π15-sinπ15sin4π15.

Q: Estimate cos E- 0.1) + cos

A: Follow the procedure given below.

Q: 1- cos e sin 0 sin 0 1- cos 0 23.

A:

Q: (1 + cos α)(1 − cos α) = sin2 α (1 + cos α)(1 − cos α) = 1 −(     )=sin2α

A:

Q: 1- sine = sece- tan e %3D CoS cos e

A:

Q: Ask the paper questions 2-8

A:

Q: ) cos(cos-¹(35)) ) sec(tan-¹(5)) csc(sin-¹(n)) ) cos ¹(cos(29°)) (4π) 5 =) sin ¹[sin ]]

A:

Q: 1) cos- 1 2 3) sin-1 V3 5) cos-.

A: As per our guidelines we are supposed to answer only first three parts.kindly repost others part as…

Q: Solve cos(2x) + cos(x) = -1

A:

Q: π/2 sin (cos() sin() dx (Consider initially the first 2 terms)

A:

Q: Estimate cos(π/4 - 0.1) + cosπ/4

A: Solving

Q: Cos' 0-Sin' e 2 Cos o

A:

Q: cos 2x+1 = 1+ tan?x 2 cos4x

A:

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: 1 1. sec-1 x = cos-1 = cos

A: we have to show that the given relation.

Q: 3 cos(0) sin(0) + 2 cos(0) = 0

A:

Q: 3 cos(cos-1() 10-

A: SOLUTION-

Q: 1- (sin (Cos(2x)+Cos (sinc2x)

A: Given derivative

Q: cos 4x cos(-2x) – sin 4x sin(-2x)

A:

Q: 1- cos(20) cOS 2. sin(0)

A:

Q: /² sin ( cos() sin() dx (Consider initially the first 2 terms)

A: To evaluate the value of given integral. Use the identities: 1.sin A cos B=12sin(A+B)+sin (A-B)2.sin…

Q: 5. cos (sin 5.

A: We have to solve given expression.

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: cos(cos^-1(3/5)) =

A:

Q: cos (x2 + 3x +5 ) COS

A: Solved below

Q: |2x cos (x² -5) х cos

A: To find value of ∫2xcosx2-5dx Solution: Let substitute t=x2-5 Differentiating both sides with…

Q: 2 + cos 0 = 1 + 2 sin² 0

A: The given equation is  2+cosθ=1+2sin2θ The given set of possible answers is  -π3,-π4,π6,π4,2π3,π,3π2…

Q: 1+ Cos 0 1-Cos 0

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…