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In Fig. , A D=4c m , B D=3c m and C B=...

In Fig. , `A D=4c m` , `B D=3c m` and `C B=12 c m` , find `cottheta` . (a)`(12)/5` (b) `5/(12)` (c) `(13)/(12)` (d) `(12)/(13)` (

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RD SHARMA ENGLISH-STATISTICS-All Questions
  1. In Figure, A D|B C and B D=1/3C Ddot Prove that 2C A^2=2A B^2+B C^2

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  2. Find the mode of the following distribution of marks obtained by 80 ...

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  3. In Fig. , A D=4c m , B D=3c m and C B=12 c m , find cottheta . (a)(1...

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  4. The decimal expension of (147)/(120) will terminate after how many pla...

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  5. The pair of linear equations 3x+2y=5;2x-3y=7 have (a)One solution (b...

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  6. For a given data with 70 observations the less then ogive and the mo...

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  7. Can (x-2) be the remainder on division of a polynomial p(x) by (2x+3)?...

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  8. In Figure, A B C D is a rectangle. Find the values of x a n d y dot

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  9. If 7sin^2theta+3cos^2theta=4, show that tantheta=1/sqrt(3)

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  10. In Figure, D E || A C and D F || A E . Prove that (E F)/(B F)=(E C)/(...

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  11. In Figure, If DE |\ | BC , then x equals. (a)6cm (b) 8cm (c) 10cm ...

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  12. In Figure, the graph of a polynomial p(x) is shown. The number of zero...

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  13. If 35 is removed from the data: 30,34,35,36,37,38,39,40, then the m...

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  14. If ui=(xi-25)/(10),sumfi ui=20 ,sumfi=100 , then x = 23 (b) 24 (...

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  15. The mean of 1,3,4,5,7,4 is mdot The number 3,2,2,4,3,3,p have mean m-1...

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  16. The mean of n observations is X . If the first item is increased by...

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  17. The arithmetic mean of 1,2,3,...n is (a)(n+1)/2 (b) (n-1)/2 (c) n/...

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  18. During the medical check-up of 35 students of a class, their weights ...

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  19. Given that tantheta=1/(sqrt(3,)) the value of (cos e c^2theta-sec^2the...

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  20. If sin3theta=cos(theta-6^0), where (3theta)a n d(theta-6^0) are both...

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