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CBSE COMPLEMENTARY MATERIAL-TRIGONOMETRIC FUNCTIONS -SHORT ANSWER TYPE QUESTIONS
- Prove that (tan 5theta + tan 3theta)/(tan 5theta - tan 3theta) = 4 c...
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- Prove the following Identities (cosx+sinx)/(cosx-sinx)-(cosx-sinx)/...
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- Prove the following Identities (cos 4x sin 3x - cos 2xsin x)/(sin 4...
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- Prove the following Identities (1+sin theta-costheta)/(1+ sintheta+...
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- tanalpha.tan(60^@-alpha).tan(60^@+alpha)=tan3alpha
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- Prove that: \ sqrt(2+sqrt(2+2cos4theta))=2costheta
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- Prove the following Identities (cosx)/(1-sinx)=tan((pi)/(4)+(x)/(2)...
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- Prove the following Identities cos 10^(@) + cos 110^(@) + cos 130^(...
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- Prove the following Identities (sin(x+y)-2sinx+sin(x-y))/(cos(x+y)-...
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- Prove the following Identities sin x +sin 2x + sin 4x +sin 5x = 4 co...
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- Prove the following Identities (sec8theta-1)/(sec4theta-1)=(tan8the...
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- find the value ofsqrt3cosec20^(@)-sec20^(@)
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- The value of co s pi/5 co s.2pi / 5 c o s 4pi / 5 co s 8pi / 5 =
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- cos 20^@ cos 40^@ cos 80^@=
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- Find the general solution of the following equations sin 7x = sin 3...
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- Find the general solutions of each of the following equations : (1) ...
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- Solve sin x-3 sin 2x + sin 3x = cos x -3 cos 2x + cos 3x.
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- Draw the graph of cosx, sin x and tan x in [0, 2pi]
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- Draw sin x, sin 2x and sin 3x on same graph and with same scale
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- Evaluate(i) cos 36^(@) (ii)tan((13pi)/(12))
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