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If (sinx)/(siny)=1/2,(cosx)/(cosy)=3/2 ...

If `(sinx)/(siny)=1/2,(cosx)/(cosy)=3/2` , where `x , y , in (0,pi/2),` then the value of `"tan"(x+y)` is equal to (a)`sqrt(13)` (b) `sqrt(14)` (c) `sqrt(17)` (d) `sqrt(15)`

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To solve the problem, we need to find the value of \( \tan(x+y) \) given the equations: \[ \frac{\sin x}{\sin y} = \frac{1}{2} \quad \text{and} \quad \frac{\cos x}{\cos y} = \frac{3}{2} \] ### Step 1: Express \( \tan x \) and \( \tan y \) ...
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CENGAGE-TRIGONOMETRIC FUNCTIONS-Solved Examples And Exercises
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  6. If cos(x+pi/3)+cos x=a has real solutions, then (a) number of inte...

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  7. Solve the equation sin^3x.cos3x+cos^3x.sin3x+3/8=0

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  11. For the equation 1-2x-x^2=tan^2(x+y)+cot^2(x+y) (a)exactly one valu...

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  13. For the smallest positive values of xa n dy , the equation 2(sinx+sin...

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  14. The minimum vertical distance between the graphs of y=2+sinx and y=cos...

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  15. Solve sinx+sinsqrt((pi/8(1-cos2x)^2+sin^2 2x))=0

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  16. Suppose sin^3xsin3x=sum(m=0)^n Cmcosm x is an identity in x , where ...

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  17. Solve tan(pi/2costheta)=cot(pi/2sintheta)

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  18. The value of sum(r=0)^(10)cos^3((rpi)/3) is equal to (a)1/4 (b) 1/...

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  19. Solve the equation sin^4x+cos^4x-2sin^2x+(3sin^2 2x)/4=0

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  20. sin^2(A/2)+sin^2(B/2)-sin^2(C/2)=1-2cos(A/2)cos(B/2)sin(C/2)

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