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In triangle A B C ,ifPdotQ ,R divides si...

In triangle `A B C ,ifPdotQ ,R` divides sides`B C ,A C ,` and `A B ,` respectively, in the ratio `k :1(inor d e r)dot` If the ratio `((a r E A P Q R)/(a r e a A B C))` IS `1/3,t h e nk` is equal to `1/3` (b) 2 (c) 3 (d) none of these

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CENGAGE ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
  1. Solve: 16^(sin^(2)x) +16^(cos^(2)x)=10 ,0lt=x<2pi

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  2. If secx+sec^2x=1 then the value of tan^8x-tan^4x-2tan^2x+1 will be e...

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  3. In triangle A B C ,ifPdotQ ,R divides sidesB C ,A C , and A B , respec...

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  4. Find the general value of theta which satisfy both sintheta=-1/2a n d...

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  5. If sec alpha and alpha are the roots of x^2-p x+q=0, then (a) p^2=...

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  6. Solve the equation sinx+cosx=1

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  7. In the given figure A B is the diameter of the circle, centred at Odot...

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  8. The value of expression (2sin^2 91^@-1)(2sin^2 92^@-1)....(2sin^2 180...

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  9. Solve (tan3x-tan2x)/(1+tan3xtan2x )=1

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  10. In a A B C ,ifA B=x , B C=x+1,/C=pi/3 , then the least integer value ...

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  11. Solve tanx+tan2x+tan3x=tanxtan2xtan3x ,x in [0,pi]

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  12. The value of cos(pi/7)+cos((2pi)/7)+cos((3pi)/7)+cos((4pi)/7)+cos((5pi...

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  13. In a triangle A B C ,Da n dE are points on B Ca n dA C , respectivley,...

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  14. A0, A1 ,A2, A3, A4, A5 be a regular hexagon inscribed in a circle of u...

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  15. General solution of tantheta+tan4theta+tan7theta=tanthetatan4thetatan7...

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  16. In triangleABC ,Delta=6, abc=60, r=1 Then the value of 1/a+a/b+a/c is ...

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  17. The total number of solution of the equation sin^4 x +cos^4 x = sin x ...

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  18. The numerical value of tan(pi/3)+2tan((2pi)/3)+4tan((4pi)/3)+8tan((8pi...

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  19. Let the area of triangle ABC be (sqrt3 -1)//2, b = 2 and c = (sqrt3 -1...

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  20. A right triangle has perimeter of length 7 and hypotenuse of length 3....

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