15. Explain the steps in verifying that the following equation is an identity. sec a sin e sin a cot x cos r

Q: fan's Evaluate sin" x cos x dx.

A: Integration by substitution

Q: Find sin π/4, cos π/4, and tan π/4.

A:

Q: sin ;cos T = 6.

A: To find sin-π6=     cosπ=

Q: cos u= 4/5. Evaluate sin v

A: Explanation: Given that,                          We know that,                        For angle u,…

Q: ) Prove that 2+sinZA Cos A-SinA

A: To Prove: cos3A-sin3AcosA-sinA=2+sin2A2

Q: 3) 27° 11

A: To find the value of x.

Q: express interms of sine and cosine only? C. cosx sin x 3. What is sin B. D. sinx-cosX A.

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

Q: (주) X X Evaluate: " sin' cos* () d 4

A:

Q: cos u= 3/4. Evaluate tan v

A:

Q: Verify the identies A. Cot (theta)+tan (theta )=sec(theta)csc(theta) B. 4tanxsecx=1+sinx/1-sinx -…

A: We have to verify the given identities. Here we will use following formulas-…

Q: Xp

A:

Q: Ex2: Use the identities 4 and 5 to prove that: cos(x- y)-cos(x+y) (a) sin x sin y = 2

A: Formula used -  cos(A-B) = cosA cosB + sinA sinB  cos (A+B) = cosA cosB - sinA sinB

Q: y = In(cot x). Find O A. cot x 1 O B.- sin x cosx |C. - csc². CSC OD. cotx O E. sin x cos x

A: Given; y = ln(cotx)

Q: Find the Tan θ given the Sin θ = -1/3 and Sec θ is positive

A: Given  Sin θ=-13 The objective is to calculate Tan θ. Use the following 1. sec θ=1cos θ2. tan θ=sin…

Q: sin (a+ B) こIt cot d ton B %3D COS& Cos B

A:

Q: Evaluate 1- Sin L Cos L do 2- ( sing ecasy Sdt J-t44t-3 3-

A:

Q: dr + r tan 0 = cos? 0, do = 1. 4.

A: Given DE is drdθ+r tanθ=cos2θ   and rπ4=1 solve the given DE

Q: 1. Verify the following identity: 2sinx = sin(2x) secx Using trigonometric identities to transform…

A:

Q: = sin () cos %3D ») = sin (4) b. cos

A: To prove the given question

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.