A N EXCEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-QUESTION BANK
- Suppose that costheta=-1/2 and theta is in the 2nd quadrant.Fill in th...
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- Suppose that costheta=-1/2 and theta is in the 2nd quadrant prove tha...
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- Match the following:
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- Nikolas is asked to prove that cos^2 x+cos^4 x=1 if sinx+sin^2x=1 He p...
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- Given that three numbers a,b,c are in G.P.If b^2=ac Prove that cot^2 3...
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- Match the following:
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- Prove that sin105^@+cos105^@=cos45^@
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- Choose the correct answer from the bracket and fill in the blank sin(B...
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- Prove that cosAsin(B-C)+cosBsin(C-A)+cosCsin(A-B)=0
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- A wheel is rotated pi/2 radians. Convert the angle of rotation into de...
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- A wheel is rotated pi/2 radians. Convert the angle of rotation into de...
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- Evaluate the following tan((13pi)/3)
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- Given that sinx+siny=a and cosx+cosy=b rajan derived the value of tan(...
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- Prove that cotA-tanA=2cotA
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- using cotA-tanA=2cot2A deduce that tanalpha+tan2 alpha+4tan4alpha+8co...
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- What is the value of tan30^@+2tan60^@+4tan120^@+8cot240^@? Also verify...
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- Match the following:
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- Prove that tan^2 60^@+4cos^2 45^@+3sec^2 30^@+5cos^2 90^@=9
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- Suppose theta is an acute angle and tantheta+cot theta=2 Derive a quad...
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- Suppose theta is an acute angle and tantheta+cot theta=2 solve the gi...
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