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CENGAGE PUBLICATION-TRIGONOMETRIC FUNCTIONS-All Questions
- In triangle A B C , if cosA+cosB+cosC=7/4, t h e n R/r is equal to 3/4...
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- If 3tanA+4=0, then the value of 2cotA-5cosA+sinA is equal to
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- Solve sin2theta+costheta=0
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- Two medians drawn from the acute angles of a right angled triangle int...
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- For all, x ,y in Rdot find the range of ((x+y)(1-x y))/((1+x^2)(1+y^2...
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- A circle centred at 'O' has radius 1 and contains the point A. Segment...
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- Solve that equation : costheta+cos3theta-2cos2theta=0
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- If x^2+y^2=4 then find the maximum value of (x^3+y^3)/(x+y)
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- If inside a big circle exactly n(nlt=3) small circles, each of radius ...
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- If b >1,sint >0,cost >0a n d(log)b(sint)=x ,t h e n(log)b(cost) is equ...
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- Find the general values of x and y satisfying the equations 5sinx cosy...
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- If (x^2)/4+(y^2)/9=1, then find the range of 2x+ydot
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- If A is the area and 2s is the sum of the sides of a triangle, then Al...
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- Find the general solution of : sqrt(3)sec2theta=2
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- Find the value of 2cos^3(pi/7)-cos^2(pi/7)-cos(pi/7)
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- In acute angled triangle A B C ,A D is the altitude. Circle drawn with...
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- Show that sin^2 5^0+sin^2 10^0+sin^2 15^0+....+sin^2 90^0=9 1/2dot
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- Solve (sin^3x/2-cos^3x/2)/(2+sinx)=(cosx)/3
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- Prove that 4cos(2pi)/7dotcospi/7-1=2cos(2pi)/7dot
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- Suppose alpha,beta,gammaa n ddelta are the interior angles of regular ...
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