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KIRAN PUBLICATION-TRIGONOMETRY -TYPE - II
- The minimum value of 2 sin^2 theta + 3cos^2 theta is
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- If cosec39^(@)=x, then the value of (1)/(cosec^(2)51^(@))+sin^(2)39^...
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- If (cosalpha)/(cosbeta)=m and (cosalpha)/(sinbeta)=n, find (m^(2)+n^(2...
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- If (tantheta+cottheta)/(tantheta-cottheta)=2,(0^(@)lethetale90^(@)), t...
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- If cos x + cos y =2, then the value of sinx + sin y is
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- The value of tan1^@ tan 2^@ tan 3^@ ... tan 89^@ is
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- The measure of the angles of a triangle are in the ratio 2 : 7 : 1...
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- The value of tan 315^(@)cot(-405^(@)) is equal to
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- If tan(alpha-beta)=1, sec(alpha+beta)=2/(sqrt(3) and alpha, beta are p...
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- If tantheta+cottheta=2, then the value of tan^(n)theta+cot^(n)theta (0...
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- The numerical value of cot 18^(@) (cot 72^(@) cos^(2) 22^(@) + (1)/...
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- If tan15^(@)=2-sqrt(3) , the value of tan15^(@)cot75^(@)+tan75^(@)cot1...
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- If x , y are acute angles , 0ltx+ylt90^(@)and sin(2x-20^(@))=cos(2y+...
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- If angle A and angle B are complementary to each other,then the value ...
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- sin^(2)5+sin^(2)6^(@)+ . . . +sin^(2)84^(@)+sin^(2)85^(@)=?
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- The value of (sin 39^(@))/(cos 51^(@)) + 2 tan 11^(@) tan 31^(@) tan 4...
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- If (cos^(2)theta)/(cot^(2)theta-cos^(2)theta)=3and0^(@)ltthetalt90^(@)...
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- If A = tan11^(@)tan29^(@),B=2cot61^(@)cot79^(@) , then:
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- If 0^(@)ltthetalt90^(@) , the value of sintheta+costheta is
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- The expression (tan 57^@ + cot37^@)/(tan 33^@ + cot 53^@) is equal to
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