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TARGET PUBLICATION-TRIGONOMETRIC FUNCTIONS -Evaluation Test
- In a triangle A B C , if a : b : c=4:5:6 , then ratio between its circ...
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- Given b = 2, c = sqrt3, angle A = 30^(@), then inradius of DeltaABC is
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- If, in Delta ABC, a^(4) + b^(4) + c^(4) = 2a^(2)(b^(2) + c^(2)) then :...
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- In a triangleABC,B=pi/8, C=(5pi)/(8). The altitude from A to the side ...
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- If tan.(A)/(2)andtan.(B)/(2) are the roots of the quadratic equation 6...
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- If a triangle is right angled at B, then the diameter of the incircle ...
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- In a triangle angleA=55^(@),angleB=15^(@),angleC=110^(@). Then c^(2)-a...
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- If the angle A ,Ba n dC of a triangle are in an arithmetic propression...
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- The value of cot^(pi)/(4)-2 cot^(-13) is
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- Prove the following: tan[pi/4+1/2cos^(-1)(a/b)]+tan[pi/4-1/2cos^(-1)...
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- If cot^(-1)x-"cos"^(-1)(y)/(2)=alpha, then 4x^(2)-4xy cos alpha+y^(2)...
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- sin^(-1)x+sin ^(-1)""2x=(pi)/(3)
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- If sin^(-1)(sin.(33pi)/(7))+cos^(-1)(cos.(46pi)/(7)) +tan^(-1)(-tan....
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- Prove that: sin^(-1)(4/5)+sin^(-1)(5/(13))+sin^(-1)((16)/(65))=pi/2
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- If A = 9 tan^(-1) (sqrt2 - 1) and B = 3 sin^(-1)(1/3)+sin^(-1)(3/5) th...
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- If cot^(-1)x+cot^(-1)y+cot^(-1)z=(pi)/(2), then x+y+z=
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- The value of cos^(-1){1/sqrt2(cos((9pi)/10)-sin((9pi)/10))}
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- tan^(-1)1+tan^(-1)2+tan^(-1)3=
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- Solve tan^-1(1/(1+2x))+tan^-1(1/(1+4x))=tan^-1(2/x^2)
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- Solve for x : cot^(-1) sin^(-1), 1/sqrt(5) = pi/4
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