Trigonometry Quiz 9 – Punjab Meritorious School Preparation Portal

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If tan A=1/2 , tan B =1/3, then tan (2A + B) is equal to

1

2

3

4

The value of tan 75° – cot 75° is equal to

The value of tan 75° – cot 75° is equal to

The value of tan 75° – cot 75° is equal to

The value of tan 75° – cot 75° is equal to

The value of tan 75° – cot 75° is equal to

The value of cos 12° + cos 84° + cos 156° + cos 132° is

0.5

1

-0.5

0.125

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1/16

0

-1/8

-1/16

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The value of sin 50° – sin 70° + sin 10° is equal to

1

0

0.5

2

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The value of sin 20° sin 40° sin 60° sin 80° is

3/16

5/16

3/16

1/16

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