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AAKASH INSTITUTE ENGLISH-TRIGNOMETRIC FUNCTIONS -Section-C (Objective Type Questions More than one options are correct )
- Let theta in (0, pi/4) and t(1)=tan theta)^(tan theta), t(2)=(tan thet...
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- If tan( pi/4 + x). tan(pi/4 - x) = 1 , then x equals
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- Find the value of tan22.5^(@)
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- If alphaa n dbeta are acute angles satisfying cos2alpha=(3cos2beta-1)/...
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- If sin alpha=-3/6, alpha in [0,2pi] then the possible values of cos (a...
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- f(alpha,beta) = cos^2(alpha)+ cos^2(alpha+beta)- 2 cosalpha cosbeta co...
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- The value of cosA cos2A cos2^2A......cos(2^(n-1)A), where A in R may...
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- If A+B=pi/3, and cosA+cosB=1, then which of the following is true:
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- cos^3x.sin2x=sum(m=1)^n(am)sin mx is an identity in x.
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- If 0 lt alpha, beta lt pi and they satisfy cos alpha + cosbeta - cos(a...
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- The angles A, B, C of a triangle ABC satisfy 4cosAcosB + sin2A + sin2B...
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- Which of the following statement(s) is/are correct?
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- If sintheta=K, -1<=K<=1 then number of values of theta for same value ...
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- If the sides of a right angled triangle are {cos 2 alpha + cos 2 bet...
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- Let a and b be real numbers such that sina + sinb =1/sqrt(2), cosa + c...
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- Let A and B denote the statements A:cos alpha+ cos beta+cos gamma=0 ...
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- If 4costheta-3sectheta=2tantheta, then theta is equal to
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- If alpha in [-2pi, 2pi] and cos.(alpha)/(2)+sin.(alpha)/(2)=sqrt(2)(co...
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- If sintheta= a for e xactly one value of theta in [0,(7pi)/3], then ...
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- If sin theta + sqrt(3) cos theta = 6x - x^(2) - 11, 0 le theta le 4 p...
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