• #### Delhi Police Exam Numerical Ability Study Material

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a) Derivative
b) Product
c) Inverse
d) Integration

a) F = g
b) G = f
c) G = f^(-1)
d) F = g^(-1)

a) F = g
b) G = f
c) F^(-1)(x)
d) F^(-1)(y)

a) TRUE
b) FALSE
c) Maybe
d) None of these

a) Sin^(-1) y
b) Sin y
c) Sin^(-1) x
d) Sin x

##### An equation involving one or more trigonometrical ratios of unknown angle is called a _________ .

a) Trigonometric equation
b) Inverse trigonometric equation
c) Both 1 and 2
d) None of these

##### A value of the unknown angle which satisfies the given equation, is called a __________ .

a) Root of the equation
b) Solution of the equation
c) Both 1 and 2
d) None of these

##### Which equation have infinite number of solutions?

a) Trigonometric equation
b) Inverse trigonometric equation
c) Differential equation
d) Integration equation

##### The least value of unknown angle which satisfies the given equation, is called a __________ .

a) Principal solution of trigonometric equation
b) Principal solution of inverse trigonometric equation
c) Solution of trigonometric equation
d) Solution of inverse trigonometric equation

a) Periodic
b) Non periodic
c) Both 1 and 2
d) None of these

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