(cscD+cotD)/(tanD+sinD)=cotDcscD

Q: Find tano $+ SinØ

A:

Q: Evaluate (2+ it)² dt and f sin(2it) dt.

A:

Q: Evaluate sin2xlogtanx dx 0.

A: We will evaluate the definite intrgral as following.

Q: ÷(sin9t + sin5t)

A:

Q: sinxtanx/cosx+1

A:

Q: integrate sin2x/sin5x.sin3x

A: To integrate: ∫sin2xsin5xsin3xdx Solution: We know, sin(A-B)=sinAcosB-cosAsinB    ...(1)…

Q: Verify that (cotx-cscx) (cotx+cscx) + 1 = 0.

A: (cotx-cscx)(cotx+cscx) + 1 = 0.

Q: Find if sin x +1= cos y

A: Given,           sinx+1=cosy

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: Integrate sinx+cosxdx/cosx

A: We have to Evaluate: ∫sin x+ cosxcos xdx ∫sin x+ cosxcos xdx=∫sin xcos x+cos xcos xdx=∫tan x +1dx…

Q: verify cosx/(secx sinx) = cscx - sinx

A:

Q: foxsinx COSX

A: Given, f(x)=x sin x cos x

Q: cosx+1=sinx

A:

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.