Trigonometric Functions

Class 11 · Mathematics

92 questions39 easy35 medium18 hard

Sample Questions

Q1.What is the sign of sin θ in the third quadrant?

  • APositive
  • BNegative
  • CZero
  • DCannot be determined

Q2.sin(π/4 + x) + sin(π/4 – x) equals:

  • A√2 sin x
  • B√2 cos x
  • C2 cos x
  • D2 sin x

Q3.The domain of the function f(x) = sin x is:

  • A[–1, 1]
  • B(–∞, ∞)
  • C[0, π]
  • D[0, 2π]

Q4.cos 2A is equal to which of the following?

  • A1 – 2sin²A
  • B2sin²A – 1
  • C2sinA cosA
  • D1 + 2cos²A

Q5.Convert 60° into radians.

  • Aπ/4
  • Bπ/3
  • Cπ/6
  • D2π/3

Q6.This is a sample question to preview what you'll get in the full practice test...

  • A. Option one
  • B. Option two
  • C. Option three
  • D. Option four

Concepts Covered

Allied anglesAngles and their measurementDegree and radian measureMultiple and sub-multiple anglesPrincipal and general solutionsSigns of trigonometric functionsSum and difference formulasTrigonometric functionsTrigonometric identitiesValues of trigonometric functions

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