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Given A = {2,3}, B={x:x is solution of x...

Given A =` {2,3}, B={x:x `is solution of `x^(2)+5x+6=0`} find `A cup B` ?

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OSWAAL PUBLICATION-SOLVED PAPER 2020-2-EXERCISE
  1. Define "Event" of a random experiment.

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  2. Let U={1,2,3,4,5,6,7,8,9}, A={1,2,3,4} and B={3,4,5,6},Find (A uu B)

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  3. Given A = {2,3}, B={x:x is solution of x^(2)+5x+6=0} find A cup B ?

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  4. Let f= R rarr R and g: R rarr R defined by f(x)=x+1,g(x)=2x-3.Find (f+...

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  5. Find the radius of the circle in which a central angle of 60^(@) inter...

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  6. Find the value of cos 75^@

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  7. Find the multiplicative inverse of sqrt(5)+ 3i

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  8. Solve 7x+3lt 5x+9. Show the graph of the solution on number line.

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  9. Find the equation of a line perpendicular to the line x-2y +3=0 and ...

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  10. Find the distance between the parallel lines 3x - 4y + 7 = 0 and 3x -...

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  11. Are the points A ( 3,6,9) ,B( 10 ,20, 30 , ) and C( 25,- 41, 5) the ve...

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  12. Evaluate underset(x rarr 2)lim [(x^2-4)/(x^3-4x^2+4x)]

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  13. Write the contrapositive and converse of the statement. If two lines a...

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  14. Write the mean of the given data : 6,7,10,12,13,4,8,12 ?

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  15. Given P(A)=0.5,P(B)=0.35 and P(A uu B)=0.7 Find P(A nn B)

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  16. In a class of 35 students, 24 like to play cricket and 16 to play foot...

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  17. Determine the domain and range of the relation R defined by R={(x,x+...

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  18. cos 4x=cos 2x

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  19. Express sqrt3+i in polar form ?

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  20. sqrt(2)x^(2) +x + sqrt(2)=0

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