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RD SHARMA-TRIGONOMETRIC RATIOS-All Questions
- Prove that: (sin70o)/(cos20o)+(cos e c\ 20o)/(sec70o)-2cos70o\ cos ...
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- Prove that: (cos80^@)/(sin10^@)+cos59^@\ cosec\ 31^@=2
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- If sintheta=cos(theta-45o) , where theta and theta-45o are acute an...
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- If A, B and C are interior angles of a triangle ABC, then show that "s...
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- If 2theta+45o and 30o-theta are acute angles, find the degree measu...
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- If theta is a positive acute angle such that sectheta=cos e c\ 60o ...
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- If cos2theta=sin4theta , where 2theta and 4theta are acute angles, ...
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- If sin3theta=cos(theta-6^0), where (3theta)a n d(theta-6^0) are both...
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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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- Write the maximum and minimum values of sintheta .
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- Write the maximum and minimum values of costheta .
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- What is the maximum value of 1/(sectheta) ?
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- What is the maximum value of 1/(cos ec \ theta)?
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- If tantheta=4/5, find the value of (costheta-sintheta)/(costheta+sinth...
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- If costheta=2/3, find the value of (sectheta-1)/(sectheta+1) .
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- If 3cottheta=4,find the value of (4costheta-sintheta)/(2costheta+sinth...
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- Given tantheta=1/(sqrt(5)), what is the value of (cos e c^2theta-sec^2...
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- If cottheta=1/(sqrt(3)) , show that (1-cos^2theta)/(2-sin^2theta)=3...
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- If tanA=3/4 and A+B=90^@, then what is the value of cotB ?
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- If A+B=90^@ and cosB=3/5 , what is the value of sinA ?
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