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UNITED BOOK HOUSE-MISCELLANEOUS EXERCISE-EXERCISE
- If 5 cos theta+ 12 sin theta = 13 show that tan theta = 12/5.
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- Solve: 4sqrt3 cos^2 theta-4 sin theta +sqrt3 = 0[0^@lethetale90^@]
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- Solve: 2 cos theta+ 2sqrt2 = 3 sec theta
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- Solve: 4 cos theta +3 sec theta = 4sqrt3
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- Show that -1lecos thetale1.
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- If cos theta+sin theta = sqrt2 cos theta, then show cos theta-sin thet...
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- If a sinx = b cos x = (2c tan x)/(1-tan^2 x) then show that (a^2-b^2)=...
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- If cos^2theta-sin^2 theta = tan^2 alpha, then show that cos^2 alpha -s...
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- If a cos theta+b sin theta = c then show that a sin theta- b cos theta...
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- If tan Ptheta= P tan theta, then show that (sin^2 P theta)/(sin^2 thet...
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- If (a^2-b^2)sin theta+ 2ab cos theta = a^2+b^2 then find the value of ...
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- If sec alpha = sec beta sec gamma+ tan beta tan gamma, then show that ...
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- if xsin^3theta+ycos^3theta =sin theta cos theta and x sin theta -y cos...
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- (1 + sec 20^2 + cot 70^@) (1 - cosec 20^@ + tan 70^@) equals
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- If (sec alpha-tan alpha)(sec beta-tan beta)(sec gamma-tan gamma) = (...
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- Find the value of sin^2(pi/16)+ sin^2 ((3pi)/16)+sin^2 ((5pi)/16)+sin^...
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- It (cos^4A)/(cos^2B)+(sin^4A)/(sin^2B)=1 then show that (cos^4B)/(cos^...
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- Show that the relation sec^2 theta = (4xy)/(x+y)^2 is possible, only w...
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- Find the value and tan (pi/16) tan ((3pi)/16) tan((5pi)/16)tan((7pi)/1...
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- A spherical ballon of radius r while floating in the sky, makes an ang...
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