EASY
UPSC CDS
IMPORTANT
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The value of tan 20°.tan 40°.tan 60°.tan 80° is:

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Important Questions on Trigonometry

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UPSC CDS
IMPORTANT
Maximum and minimum value of 7 cos θ+24 sin θ is:
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UPSC CDS
IMPORTANT
The value of (tan A+sec A-1)cos A is:
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UPSC CDS
IMPORTANT
The value of sec x-1+tan xtan x-sec x+1 will be:
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UPSC CDS
IMPORTANT
In a triangle if a=4, b=3 and sin A=43 then the value of B is:
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UPSC CDS
IMPORTANT
1+sin x+1-sin x1+sin x-1-sin x is equals to:
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UPSC CDS
IMPORTANT
If tan2 B=1-sin A1+sin A, the what will be the value A+2B.
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UPSC CDS
IMPORTANT
If sec2θ+tan2θ=53 and 0θπ2 then the value of θ equals to:
EASY
UPSC CDS
IMPORTANT
cosecθcosecθ-1+cosecθcosecθ+1 is equals to: