# Triple Angle Identities Quizzes Online MCQs PDF Download eBook p. 89

Triple Angle Identities quiz questions, triple angle identities multiple choice questions and answers PDF 89 to learn math course for online certification. Practice "Trigonometric Ratios of Allied Angles" quiz with answers, triple angle identities Multiple Choice Questions (MCQs) for online college degrees. Free triple angle identities MCQs, online math learning, basic function, notation and value of function, introduction of partial fractions, triple angle identities test prep for best online SAT prep class.

"Cosθ+cos3θ/2sinθsin2θ =", triple angle identities Multiple Choice Questions (MCQs) with choices *cot2θcotθ, tan2θtanθ, −tan2θtanθ, and sin2θtanθ* for accredited online colleges. Practice trigonometric ratios of allied angles questions and answers to improve problem solving skills for best online GRE prep class.

## Triple Angle Identities Questions and Answers PDF Download eBook

MCQ: Cosθ+cos3θ/2sinθsin2θ =

- tan2θtanθ
- cot2θcotθ
- −tan2θtanθ
- sin2θtanθ

B

MCQ: A relation in which the equality is true only for a number of unknowns is called an

- identity
- equation
- algebric equation
- algebric relation

B

MCQ: The function ƒ(x) = ax² + bx + c has maximum value if

- a > 0
- a < 0
- a > 1
- a > 2

B

MCQ: If A = { a,b,c }, B = {1, 2, 3}, f = {(a,1), (b,1), (c,1)} is

- onto function
- one-one function
- identity function
- constant function

D

MCQ: Sech²x =

- 1 + tanhh²x
- 1 - tanhh²x
- 1-coth²x
- coth²x-1

B