# Relation b/w roots & the coefficients of quadratic equations Quiz Questions and Answers 43 PDF Book Download

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## Quiz on Relation b/w roots & the coefficients of quadratic equations Worksheet 43Quiz Book Download

Relation b/w roots & the coefficients of quadratic equations Quiz

MCQ: If a < 0, then function ƒ(x) = ax² + bx + c has a maximum value value at

- x = a/2b
- x = -a/2b
- x = -b/2a
- None of Above

C

Online Math Learning Quiz

MCQ: Cosα =

- ±√(1 - cos2α)/2
- ±√(1+ cos2α);/2
- ±(√(1)+ sin2α)/2
- None of Above

B

Inverse of a Function Quiz

MCQ: If f is a bijective function, then f^{-1}ƒ(x)) =

- 0
- 1
- 2
- x

D

Period of Trigonometric Functions Quiz

MCQ: Period of csc(x) is

- π
- 2π
- 3π
- 4π

B

Online Math Learning Quiz

MCQ: Cos20°cos40°cos80° =

- ¹⁄
_{16} - ¹⁄
_{8} - ¹⁄
_{4} - None of Above

B