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PSEB-TRIGONOMETRIC FUNCTIONS-EXERCISE
- Find the values of the trigonometric function:- cosec (- 1410^@)
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- Find the values of the trigonometric function:- tan frac (19 pi) (3)
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- Find the values of the trigonometric function:- sin (-(11 pi)/3)
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- Find the values of the trigonometric function:- cot (-(15 pi)/4)
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- Prove that: sin^2frac (pi)(6)+cos^2frac (pi)(3)-tan^2frac (pi)(4)=-1/2
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- Prove that: 2sin^2frac (pi)(6)+cosec^2frac (7pi)(6)cos^2frac (pi)(3)=3...
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- Prove that: cot^2frac (pi)(6)+cosecfrac (5pi)(6)+3tan^2frac (pi)(6)=6
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- Prove that: 2sin^2frac (3pi)(4)+2cos^2frac(pi)(4)+2sec^2frac (pi)(3)=1...
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- Find the value of : sin 75^@
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- Find the value of : tan 15^@
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- Prove the following: cos(pi/4-x)cos(pi/4-y)-sin(pi/4-x)sin(pi/4-y)= si...
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- Prove the following: (tan(pi/4+x))/(tan(pi/4-x))=((1+tanx)/(1-tanx))^2
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- Prove the following: (cos(pi+x)cos(-x))/(sin (pi-x) cos(pi/2+x))=cot^2...
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- Prove the following: cos((3pi)/2+x)cos(2pi+x)[cot((3pi)/2-x)+cot(2pi+x...
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- Prove the following: sin (n + 1)x sin (n + 2)x + cos (n + 1)x cos (n +...
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- Prove the following: cos((3pi)/4+x)-cos((3pi)/4-x)=-sqrt2 sinx
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- Prove the following: sin^2 6x-sin^2 4x = sin 2x sin 10x
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- Prove the following: cos^2 2x - cos^2 6x = sin 4x sin 8x
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- Prove the following: sin2 x + 2 sin 4x + sin 6x = 4 cos^2 x sin 4x
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- Prove the following: cot 4x (sin 5x + sin 3x) = cot x (sin 5x -sin 3x)
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