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Trigonometry || 10.03.2021

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Question 1

It is given that    then a is equal to:

Question 2

If cos2 θ – sin2 θ = tan2, then which of the following is true?

Question 3

For α and β both being acute angles, it is given that sin(α + β) = 1, cos(α - β) =  . The values of α and β are:

Question 4

In a triangle ABC, tanA = 3/4 and tanB = 5/12. What is the value of sin(2A+B) ? 

Question 5

If cosec 31° = x, then  is equal to:

Question 6

What is the value of

Question 7

If 21tan θ = 20; then (1 + sinθ + cosθ) : (1 – sinθ + cosθ) = ?

Question 8

If sec θ = 3x and tan θ = 3/x, (x≠0) then the value of  is:

Question 9

If 5 cos θ 12 sin θ = 0, then find the value of :

Question 10

What is the value of  ?
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Mar 10SSC & Railway

Posted by:

Naresh RawalNaresh RawalMember since Jul 2020
Assistant Section Officer, Central Secretariat (AIR 203) - SSC CGL 2018 #Alumnus of IIT Dhanbad
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