Learn Numerical Ability Trigonometry, Delhi Police Exam Numerical Ability Trigonometry Exercise, Free Online Trigonometry Lessons

Delhi Police Exam Numerical Ability Study Material

Digitization help student to explore and study their academic courses online, as this gives them flexibility and scheduling their learning at their convenience. Kidsfront has prepared unique course material of Numerical Ability Trigonometry for Delhi Police Exam student. This free online Numerical Ability study material for Delhi Police Exam will help students in learning and doing practice on Trigonometry topic of Delhi Police Exam Numerical Ability. The study material on Trigonometry, help Delhi Police Exam Numerical Ability students to learn every aspect of Trigonometry and prepare themselves for exams by doing online test exercise for Trigonometry, as their study progresses in class. Kidsfront provide unique pattern of learning Numerical Ability with free online comprehensive study material and loads of Delhi Police Exam Numerical Ability Trigonometry exercise prepared by the highly professionals team. Students can understand Trigonometry concept easily and consolidate their learning by doing practice test on Trigonometry regularly till they excel in Numerical Ability Trigonometry.

Trigonometry

Equation involving cosec Θ can never be a solution of the form ___________.

a) Θ = nΠ
b) Θ = Π
c) Θ = n
d) Θ = -nΠ

✔Answer

Correct Answer Is : Θ = nΠ

Solution Is :

True or false: Equation involving sin Θ can never be a solution of the form (2n + 1)Π/2.

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

✔Answer

Correct Answer Is : FALSE

Solution Is :

The solution consisting of all possible solutions of a trigonometric equation is called _________ .

a) Principal solution
b) Inverse principal solution
c) General solution
d) Inverse general solution

✔Answer

Correct Answer Is : General solution

Solution Is :

What to do if sometimes the resulting roots does not satisfy the original equation?

a) Find root of equation
b) Square the equation
c) Divide equation by 2
d) None of these

✔Answer

Correct Answer Is : Square the equation

Solution Is :

Equation involving sec Θ can never be a solution of the form __________ .

a) (2n + 1)
b) (2n + 1)Π
c) (2n + 1)Π/2
d) Π/2

✔Answer

Correct Answer Is : (2n + 1)Π/2

Solution Is :

Find the principal value of sin^-1(-1/2).

a) Π
b) 6
c) Π/6
d) (- Π/6)

✔Answer

Correct Answer Is : (- Π/6)

Solution Is :

Find the principal value of cosec^-1(2).

a) Π
b) 6
c) Π/6
d) ( - Π/6)

✔Answer

Correct Answer Is : Π/6

Solution Is :

In inverse trigonometric function 2 sin^-1 (3/5) = __________ .

a) Tan^-1 (24)
b) Tan^-1 (7)
c) Tan^-1 (24/7)
d) Tan^-1 (7/24)

✔Answer

Correct Answer Is : Tan^-1 (24/7)

Solution Is :

In inverse trigonometric function: cos^-1 (4/5)+ cos^-1 (12/13) = __________ .

a) Cos^-1 (33/65)
b) Cos^-1 (65)
c) Cos^-1 (33)
d) All of these

✔Answer

Correct Answer Is : Cos^-1 (33/65)

Solution Is :

True or false: An equation involving one or more trigonometrical ratios of unknown angle is called a trigonometric equation.

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

✔Answer

Correct Answer Is : TRUE

Solution Is :

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Delhi Police Exam Numerical Ability Study Material

Trigonometry

Equation involving cosec Θ can never be a solution of the form ___________.

Correct Answer Is : Θ = nΠ

Solution Is :

True or false: Equation involving sin Θ can never be a solution of the form (2n + 1)Π/2.

Correct Answer Is : FALSE

Solution Is :

The solution consisting of all possible solutions of a trigonometric equation is called _________ .

Correct Answer Is : General solution

Solution Is :

What to do if sometimes the resulting roots does not satisfy the original equation?

Correct Answer Is : Square the equation

Solution Is :

Equation involving sec Θ can never be a solution of the form __________ .

Correct Answer Is : (2n + 1)Π/2

Solution Is :

Find the principal value of sin^-1(-1/2).

Correct Answer Is : (- Π/6)

Solution Is :

Find the principal value of cosec^-1(2).

Correct Answer Is : Π/6

Solution Is :

In inverse trigonometric function 2 sin^-1 (3/5) = __________ .

Correct Answer Is : Tan^-1 (24/7)

Solution Is :

In inverse trigonometric function: cos^-1 (4/5)+ cos^-1 (12/13) = __________ .

Correct Answer Is : Cos^-1 (33/65)

Solution Is :

True or false: An equation involving one or more trigonometrical ratios of unknown angle is called a trigonometric equation.

Correct Answer Is : TRUE

Solution Is :

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