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CENGAGE ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
- Prove that (cos10^0+sin10^0)/(cos10^0-sin 10^0)=tan55^0
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- Find the range of f(x)=1/(4cosx-3)dot
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- Find the most general solution of 2^1|cosx|+cos^2x+|cosx|^(3+oo)=4
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- Let A B Ca n dA B C ' be two non-congruent triangles with sides A B=4,...
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- If in triangle A B C ,/C=45^0 then find the range of the values of sin...
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- Solve sqrt(3)costheta+sintheta=sqrt(2)
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- Find the range of f(x)=1/(5sinx-6)
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- Two parallel chords of a circle of radius 2 are at a distance. sqrt(3+...
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- Prove that: sum(k=1)^(100)sin(k x)cos(101-k)x=50"sin"(101 x)
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- The expression 3[sin^4(3/2pi-alpha)+sin^4(3pi+alpha)]-2[sin^6(1/2pi+al...
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- Solve sqrt(3)costheta-3sintheta=4sin2thetacos3thetadot
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- Consider a triangle A B C and let a , ba n dc denote the lengths of th...
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- If alpha,beta,gamma, in (0,pi/2) , then prove that (s i(alpha+beta+gam...
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- Find the number of integral value of n so that sinx(sinx+cosx)=n has a...
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- In triangle ABC,angleC=(2pi)/3 and CD is the internal angle bisector ...
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- Let P = [theta : sintheta – costheta = sqrt2 costheta) andQ= {theta : ...
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- C(10,2) = C(n,2).Find n.
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- Find the smallest positive values of xa n dy satisfying x-y=pi/4a n dc...
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- Let C be incircle of A B Cdot If the tangents of lengths t1,t2 and t3...
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- If cos(x-y),cosx and "cos"(x+y) are in H.P., then cosxsec(y/2) is
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