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CENGAGE ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
- Solve 4costheta-3sectheta=tantheta
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- In A B C , if A B=c is fixed, and cosA+cosB+2cos C=2 then the locus o...
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- Solve the equation 2cos^2theta+3sintheta=0
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- In A B C , if b^2+c^2=2a^2, then value of (cotA)/(cotB+cotC) is 1/2 ...
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- Find the number of solution of [cosx]+|sinx|=1, x inpilt=xlt=3pi (whe...
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- If sinthetaa n d-costheta are the roots of the equation a x^2-b x-c=0 ...
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- If the equation asinx+cos2x=2a-7 possesses a solution, then find the ...
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- In A B C ,(a+b+c)(b+c-a)=k b c if k<0 (b) k >0 =<k<4 (d) k >4
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- Find the number of solution of the equation e^(sinx)-e^(-sinx)-4=0
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- If in A B C ,A=pi/7,B=(2pi)/7,C=(4pi)/7 then a^2+b^2+c^2 must be R^2 ...
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- If x in (0,2pi)a n dy in (0,2pi) , then find the number of distinct or...
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- In a triangle A B CifB C=1 and AC=2, then what is the maximum possible...
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- Find the number of roots of the equation 16sec^3theta-12tan^2theta-4se...
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- If a^2, b^2,c^2 are in A.P., then prove that tanA ,tanB ,tanC are in H...
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- If 2tan^2x-5secx=1 for exactly seven distinct value of x in [0,(npi)/2...
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- If an a triangle A B C , b=3 c, a n d C-B=90^0, then find the value o...
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- The real roots of the equation cos^7x+sin^4x=1 in the interval (-pi,pi...
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- If the base angles of triangle are ((22)/(12))^@ and (112 1/2)^@ , th...
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- The general solution of the trigonometric equation sinx+cosx=1 is give...
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- Prove that (a^2sin(B-C))/(sinb+sinC)+(b^2"sin"(C-A))/(sinC+sinA)+(c^2"...
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