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CENGAGE PUBLICATION-TRIGONOMETRIC FUNCTIONS-All Questions
- The number of all the possible triplets (a1,a2,a3) such that a1+a2cos(...
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- Range of f(theta)=cos^2theta(cos^2theta+1)+2sin^2theta is
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- If sinalphacosbeta=-1/2 then find the range of values of cosalphasinbe...
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- If 0 lt theta lt pi, then minimum value of3sintheta+cosec^3 theta is
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- In A B C , let L ,M ,N be the feet of the altitudes. The prove that s...
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- The value of theta lying between theta=0 and theta=pi/2 and satisfying...
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- If sin(A-B)=1/(sqrt(10 )), cos(A+B)=2/(sqrt(29)), find the value of ta...
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- Prove that he distance between the circum-centre and the ortho-centre ...
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- One value of theta which satisfies the equation sin^(4)theta-2sin^(2)t...
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- If A=sin^(8) theta + cos^(14) theta, then for all values of theta,
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- If 3 tan theta tan phi=1, then prove that 2 cos (theta+phi)=cos (theta...
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- Minimum value of y=256sin^2x+324cos e c^2x,AAx in R is
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- If (cos^2x+1/(cos^2x)) (1+tan^2 2y)(3+sin3z)=4, then x is an integral ...
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- A circle is inscribed in a triangle A B C touching the side A B at D s...
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- In a triangle ABC, if sinAsin(B-C)=sinCsin(A-B), then prove that cotA...
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- The minimum value of the expression sin alpha + sin beta+ sin gamma, ...
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- In A B C ,cotA/2+cotB/2+cotC/2 is equal to Delta/(r^2) (b) ((a+b+...
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- The value of theta in (0,2pi) for which 2sin^2theta-5sintheta+2>0 is (...
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- In A B C , if cotA+cotB+cotC=0 then find the value of cosAcos BcosC
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- Prove that tan 1^@ tan 2^@ tan 3^@........ tan 88^@tan89^@=1
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