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RD SHARMA ENGLISH-TRIGONOMETRIC RATIOS-All Questions
- If sin5theta=cos4theta, whre 5thetaa n d4theta are acute angles, find ...
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- If tantheta+1/(tantheta)=2 , find the value of tan^2theta+1/(tan^2thet...
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- Evaluate each of the following in the simplest form: 1).cosec30^0+cot...
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- In a right triangle ABC , right angled at B , the ratio of A BtoA C is...
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- In Figure, A D=D B \ and \ /B is a right angle. Determine. (a)\ sin th...
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- Find the value of x in each of the following: (i)tan3x=sin45^0cos45^...
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- If theta is an acute angle and tantheta+cottheta=2, find the value o...
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- Prove that: (cos30^0+sin60^0)/(1+cos60^0+sin30^0)=(sqrt(3))/2
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- Find the value of theta in each of the following: (i)2sin2theta=sqrt...
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- An equilateral triangle is inscribed in a circle of radius 6cm. Find ...
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- If tanA=1 and tanB=sqrt(3),e v a l u a t ecosAcosB-sinAsinBdot
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- Evaluate each of the following: cos(40^0-theta)-sin(50^0+theta)+(cos^2...
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- If s e c4A=cos e c(A-20^@) , where 4A is an acute angle, find the ...
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- Evaluate each of the following: (a) cos(40^0-theta)-sin(50^0+theta)...
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- Evaluate : 4(sin^4 30^0+cos^4 60^0)-2/3(sin^2 60^0-cos^2 45^0)+1/2tan...
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- Evaluate : (sin50^0)/(cos40^0)+(cos e c40^0)/(sec50^0)-4cos50^0cos e ...
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- Evaluate : tan35^0tan40^0tan45^0tan50^0tan55^0
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- Evaluate : cos e c(65^0+theta)-sec(25^0-theta)-tan(55^0-theta)+cot(...
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- Evaluate : tan7^0tan23^0tan60^0tan67^0tan83^0
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- Evaluate : (2sin68^0)/(cos22^0)-(2cot15^0)/(5tan75^0)-(3tan45^0tan20^...
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