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OBJECTIVE RD SHARMA ENGLISH-INVERSE TRIGONOMETRIC FUNCTIONS -Chapter Test
- The value of (alpha^(3))/(2) cosec^(2) ((1)/(2) tan^(-1) ((alpha)/(bet...
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- If a,b are positive quantitis and if a(1)=(a+b)/(2), b(1)=sqrt(a(1)b) ...
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- tan""(2pi)/(5)-tan""(pi)/(15)-sqrt3tan""(2pi)/(5)tan""(pi)/(15) is equ...
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- If a(1), a(2), a(3),...., a(n) is an A.P. with common difference d, th...
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- If x=sin(2tan^(- 1)2), y=sin(1/2tan^(- 1)(4/3)) , then -
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- Which of the following angles is greater? theta1=sin^(-1)+sin^(-1)1/3o...
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- The value of cos[1/2 cos^(-1){cos(sin^(-1)((sqrt63)/(8)))}] is
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- Solve for x: - tan^(-1)("x"+1)+tan^(-1)("x"-1)=tan^(-1) (8/31)
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- If alpha = sin^(-1)(sqrt(3)/2)+sin^(-1)(1/3) , beta =cos ^(-1)(sqrt(3)...
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- The sum of the two angles cot^(-1) 3 and cosec^(-1) sqrt(5) is
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- Show that: cos(2tan^(-1)1/7)=sin(4^(-1)1/3)
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- The number of the solutions of the equation 2 sin^(-1) sqrt(x^(2) + x ...
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- cos{cos^(-1)(-1/7)+sin^(-1)(-1/7)} =
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- If cos^(-1)x + cos^(-1)y + cos^(-1)z = 3pi, then xy + yz +zx is equal ...
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- Evaluate: sin(1/2cos^(-1)4/5)
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- If xge0 and theta=sin^(-1)x+cos^(-1)x-tan^(-1)x, then
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- If tan^(-1)a+tan^(-1)b+tan^(-1)c=pi then prove tjhat a+b+c=abc
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- The value of cot("cosec"^(-1)(5)/(3)+"tan"^(-1)(2)/(3)) is :
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- Prove the following : sin^(-1)(4/5)+2\ tan^(-1)(1/3)=pi/2
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- The equation sin^-1x-cos^-1x=cos^-1(sqrt3/2) has
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