EASY
11th CBSE
IMPORTANT
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 Find the values of the following trigonometric ratios:
sin-11π6
 

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Important Questions on Trigonometric Functions

EASY
11th CBSE
IMPORTANT

Find the values of the following trigonometric ratio: cosec-20π3
 

EASY
11th CBSE
IMPORTANT
 Find the values of the following trigonometric ratio: tan-13π4
 
EASY
11th CBSE
IMPORTANT
Find the values of the following trigonometric ratio: cos19π4
 
EASY
11th CBSE
IMPORTANT
Find the values of the following trigonometric ratio:
sin41π4
 
EASY
11th CBSE
IMPORTANT
Find the values of the following trigonometric ratio:
cos39π4
 
EASY
11th CBSE
IMPORTANT
If the value of sin151π6 is -1p, then the value of p.
EASY
11th CBSE
IMPORTANT

Prove that: tan225°cot405°+tan765°cot675°=0

EASY
11th CBSE
IMPORTANT

Prove that: sin8π3cos23π6+cos13π3sin35π6=12