# Double Angle Identities Quiz Questions and Answers 160 PDF Book Download

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## Quiz on Double Angle Identities Worksheet 160Quiz Book Download

Double Angle Identities Quiz

MCQ: Sin2θ/sinθ -cos2θ/cosθ =

- 2
- 1
- 0
- secθ

D

Operation on Three Sets Quiz

MCQ: A ∪ ( A ∩ B) =

- B
- A ∪ B
- A
- π

C

Circular Permutation Quiz

MCQ: Letters of BERN taken all at a time can be written in

- 2 ways
- 6 ways
- 24 ways
- 120 ways

C

Cube Roots of Unity Quiz

MCQ: For a quadratic equation a x² + bx + c sum of root is

- b⁄a
- −b⁄a
- c⁄a
- None of Above

B

Notation & Value of Function Quiz

MCQ: If f:x→(-x)² is a function, then ƒ(-2) =

- −4
- −2
- 2
- 4

A