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Let A={1,2} and B={3,4}. Find the number...

Let A={1,2} and B={3,4}. Find the number of relations from A to B.

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OSWAAL PUBLICATION-SOLVED PAPER 2019-2-EXERCISE
  1. Write the set (x : x in R & - 4 lt x le 6) as an interval.

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  2. Let A={1,2} and B={3,4}. Find the number of relations from A to B.

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  3. Convert 7pi/6 into degree measyre.

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  4. Find the conjugate of sqrt 3i-1

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  5. Find 'n' if n(c7)=n(c6)

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  6. Write the first three terms of the sequence a(n)=(-1)^(n-1) 5^(n+1)

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  7. Find the slope of the line x/3+y/2=1

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  8. Evaluate underset(xrarr0)lim[cosx/(pi-x)] ?

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  9. Write the negation of "For every real number x,x is less than x +1 . "

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  10. If 2/11is the probability of an event 'A'.What is the probability of t...

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  11. If U= {x:xle10,"x"inN}A={x:"x"inN,x " is prime"}B= {x:"x"inN,x " is ev...

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  12. If X and Y are two sets such that n(X)=17,n(Y)=23 and n(X uu Y)=35,Fin...

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  13. The Cartesian product A xx A has 9 elements among which are found (-1,...

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  14. A wheel makes 360 revolutions in one minute. Through how many radians ...

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  15. If sin A = (3)/(5) and A is in I quadrant then find sin2 A .

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  16. Express i^(18)+(1/i)^(25) in a+ib form.

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  17. Solve 3x-2<2x+1 & represent the solution graphically on the number lin...

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  18. Find the equation of the straight line intersecting y - axis at a dist...

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  19. Find the angle between the lines y - sqrt(3) x - 5 = 0 and sqrt(3) y...

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  20. Show that ( -2,3,5) ( 1,2,3) (7,0,-1) are collinear

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