Verify the identities.  A) (2sinx+cosx)^2 + (2cosx-sinx)^2=5 B) (cos(theta)+1)/tan^2(theta)= (cos(theta))/sec(theta)-1 C) (1-cosx)/(1+cosx) = (cotx-cscx)^2

Q: verify the trigonometric identites 2-cos2 x/sinx= cscx +sinx

A:

Q: cos\theta =(1)/(3)and \theta  is in quadrant IV, then cos(\theta )/(2)

A:

Q: how to verify (1-2cos^2x)/(1-2cosxsinx) = (sinx+cosx)/(sinx-cosx)

A:

Q: which of the following expressions is equivalent to: 3cot^2(t)/csc(t)   a. 3-3cos^2(t)/cos(t) b.…

A: This question is related to trignometry, We will solve it using trignometric identities.

Q: if a=cos^2x+sin^4x,then find x

A: Given,

Q: Verify the identity: (cos 4x - cos 2x)/(sin 2x - sin 4x) = tan 3x

A:

Q: Find   cos(u2)cos(u2)   if   secu=9.545

A:

Q: Verify the identity: sin²x (1+ncot²x) + cos²x (1+tan²x) = sin²x(n+cot²x) + cos²x(n+tan²x)

A:

Q: sin² x x cos²x csc²x-cot²x 4csc²2x

A: This is the question from other math, finite math and counting and identity.

Q: prove (sin4x-sin2x) / (cos4x-cos2x)   How do I prove (sin4x-sin2x)/(cos4x-cos2x) = cotx.

A: let  A=sin4x-sin2xcos4x-cos2xformula used is…

Q: Prove the identity on a separate sheet of paper. tan 0+ sin 0 COS cos 2. 2 tan 0

A:

Q: Find cos(sin^−1(−1/2))

A: Trigonometric

Q: Find the exact Value of -1 Cos (tan'a + Sin ¹ 1/27) 13

A:

Q: Verify the identity. (1 - sin (t) + 6 cos (t))2 + 49 sin2(t) cos2(t) = 49 cos (t) %3D (1 - sin?(t) +…

A: we know   ,                Sin2( t )+ cos2(t) = 1    implie ,  1 -  Sin2(t) =  cos2(t)