# Trigonometric Identities Quizzes Online MCQs PDF Download eBook

Trigonometric Identities quiz questions, trigonometric identities multiple choice questions and answers PDF 56 to learn math course for online certification. Practice "Trigonometric Identities" quiz with answers, trigonometric identities Multiple Choice Questions (MCQs) for online college degrees. Free trigonometric identities MCQs, arithmetic mean (am), when q(x) has repeated linear factors, trigonometry basics, groups in maths, trigonometric identities test prep for GRE test prep classes.

"Cosα =", trigonometric identities Multiple Choice Questions (MCQs) with choices *2cos²α/2 +1, 2cos²α/2 -1, 2cos²α-1, and 2cos²α+1* for SAT prep classes. Practice trigonometric identities questions and answers to improve problem solving skills for schools that offer online degrees.

## Trigonometric Identities Questions and Answers PDF Download eBook

MCQ: Cosα =

- 2cos²α/2 -1
- 2cos²α/2 +1
- 2cos²α-1
- 2cos²α+1

A

MCQ: If a, b are the elements of a group G, then (ba)^{-1} =

- a
^{-1}b^{-1} - b
^{-1}a^{-1} - a
^{-1}b - b
^{-1}a

A

MCQ: Sinθ-cosθtanθ/2/cosθ+sinθtanθ/2 =

- tanθ/2
- −tanθ/2
- cotθ/2
- None of Above

A

MCQ: Partial fractions of 1/(x³-1) will be of the form

- A/(x-1) - B/(x²+x + 1)
- A/(x+1) + B/(x²+x +1)
- A/(x+1) + bx + c/(x²+x + 1)
- Ax+B/(x-1) + C/(x²-x + 1)

C

MCQ: The arithmetic mean between a and b is

- a-b/2
- b-a/2
- a + b/2
- ±√(ab)

C