To evaluate | sin42x cos 2xdx conveniently, the formula/identity to be used islare A sin²2x=1– cos²2x only 1+ cos4x and 2 sin4x В 2 cos²2x=1– sin²2x only D) None 1- cos4x and 2 sin4x 2

Q: Show that Sinx+sin3x+sin5x/cosx+cos3x+cos5x=tan3x For all x for which tan 3x is dedined. Does this…

A: given that                      sinx+sin3x+sin5xcosx+cos3x+cox5x=tan3x and we have to proof…

Q: Sinxtsina3x COSX+ COS 32 tan 22

A:

Q: ·S Evaluate cos x sin³ x dx. + C

A: To evaluate the following integral.

Q: Verify the identity : 1-cosx sinx = 2 csc x sinx 1– COsx 2.

A: Given- 1-cosxsinx+sinx1-cosx=2cscx To verify- The above identity. Identity Used- sin2x=1-cos2x

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

A:

Q: Show that A" cos (ах ah + b) = | 2 sin cos a + bx +n (ah + T 2

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: sin 6r Use the half-angle formulas to simplify the expression, 1+cos 6x sin23x + tan3x tan12x 1-…

A: Using half angle formula's.

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

A:

Q: Which expression is equal to 1 / tan⁡x + tan⁡x using identities? 1/sinx cosx 1/sin x sinx cosx…

A: Given: 1tanx+tanx

Q: Use the cofunction identities to select the correct answer which fills in the blank. cos(10x) = sin_…

A: We know that, sin(90°+x) = cos(x) sin(90°-x) = cos(x)

Q: If sin 5x + 22 = cos 4x + 14 find x

A: Use the concept of  maximum minimum values od Sine and cosine functions.

Q: (sinx/ 1-cosx)=cscx + cotx   verify the identity

A: