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CENGAGE PUBLICATION-TRIGONOMETRIC FUNCTIONS-All Questions
- In A B C , sides b , c and angle B are given such that a has two val...
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- If theta in [0,5pi] and r in R such that 2sintheta=r^4-2r^2+3 then the...
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- Find the least value of sec^6x+cos e c^6x+sec^6xcos e c^6xdot
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- In A B C ,a , ca n dA are given and b1,b2 are two values of the third...
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- The solutions of the equation 1+(sinx-cosx)sinpi/4=2cos^2(5x)/2 is/are...
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- Find the values of a for which a^2-6sinx-5ale0,Aax inR.
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- If A=30^0, a=7,and b=8 in A B C , then find the number of triangles t...
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- If xa n dy are positive acute angles such that (x+y) and (x-y) satisfy...
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- Find the minimum value of 2costheta+1/(sintheta)+sqrt(2)tanthetain(0,p...
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- If in triangle ABC, (a=(1+sqrt(3))c m ,b=2c m ,a n d/C=60^0 , then fin...
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- Solve sin^4(x/3)+cos^4(x/3)>1/2
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- If sin^4alpha+cos^4beta+2=4sinalphacosbeta,0lt=alpha,betalt=pi/2 then ...
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- In A B C ,/A=90^0a n dA D is an altitude. Complete the relation (B D)...
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- Solve sinx+siny=sin(x+y)a n d|x|+|y|=1
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- Find the values of p so that the equation 2cos^2x-(p+3)cosx+2(p-1)=0 h...
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- A B C is a triangle, P is a point on A B a n dQ is a point on A C such...
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- Solve sinx > -1/2
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- Let ABC be a triangle having O and I as its circumcentre and incentre,...
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- Which of the following is possible?
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- Solve 2cos^2theta+sinthetalt=2, where pi/2lt=thetalt=(3pi)/2dot
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