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Write the relationship between Permutati...

Write the relationship between Permutation and Combination?

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`(""^(n) P _(r ))/(r !)`
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FULL MARKS-EXAMINATION QUESTION PAPER MARCH 2019-MATHEMATICS
  1. Which one of the following is true about the matrix [(1,0,0),(0,0,0),(...

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  2. Write the value of Horizontal component .

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  3. Write the relationship between Permutation and Combination?

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  4. Count the number of positive integers greater than 6000 and less than ...

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  5. Find the separated equations from a combined equation of a straight li...

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  6. Define diagonal and scalar matrices?

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  7. Find a unit vector along the direction of the vector 5 hati - 3 hatj +...

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  8. Define a continuous function on the closed interval [a,b]

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  9. Consider the function f (x) = sqrtx, x ge 0. Does lim (x to 0) f (x) e...

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  10. An integer is chosen at random from the first ten positive integers.F...

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  11. It is correct to say A xxA = {(a,a) :a in A} ? Justify your answer.

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  12. A football player can kick a fotball from ground level with an initial...

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  13. Find the coefficient of x ^(3) in the expansion of (2 -3x)^(7).

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  14. Find the nearest point on the line x - 2y=5 from the origin.

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  15. If veca ,vecb, vec c are three vectors such that veca + 2 vecb + vecc ...

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  16. Examine the continuity of the following : cotx+tanx

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  17. Differentiate the following : y=sin^(-1)((1-x^(2))/(1+x^(2)))

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  18. Find (dy)/(dx) if x =a ( t - sin t), y =a (1- cos t)

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  19. Evaluate: int(x-3)sqrt(x+2)dx.

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  20. Construct a suitable domain X such that f:x to N defined by f (n) = n ...

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