Trigonometric ldentities and Equations Test

Result

Trigonometric ldentities and Equations Test - 25

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Rank
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Weekly Quiz Competition

Question 1
4 / -1

A

B

C

D
None of these

Solution
Question 2
4 / -1

A
2

B
2 + 4 sin θ

C
2 – 4 sin θ

D
None of these

Solution
Question 3
4 / -1

A

B

C

D

Solution
Question 4
4 / -1

A

B

C

D
None of these

Solution
Question 5
4 / -1

If 3sin θ + 5cos θ = 5, then 5sin θ - 3cos θ is equal to

A
4

B
± 3

C
5

D
None of these

Solution
Question 6
4 / -1

If sin α sin β – cos α cos β + 1 = 0, then

A
cot α + cot β = 0

B
1 + cot α cot β = 0

C
1 + tan α tan β = 0

D
none of these

Solution
Question 7
4 / -1

If 3 tan θ tan φ =1, then

A
cos(θ + φ ) = cos(θ - φ )

B
cos(θ + φ) = 2 cos(θ - φ )

C
cos(θ + φ ) = - cos(θ - φ )

D
2 cos(θ + φ) = cos(θ - φ )

Solution
Question 8
4 / -1

If α + β = 90^o, then maximum value of sin α sin β is

A
1

B

C
2

D
None of these

Solution
Question 9
4 / -1

A
A + B = C

B
B + C = A

C
C + A = B

D
None of these

Solution
Question 10
4 / -1

A

B

C

D
None of these

Solution