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If ""^nC8=""^nC2 find the value of 'n'....

If `""^nC_8=""^nC_2` find the value of 'n'.

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  • SOLVED PAPER 2020-1

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OSWAAL PUBLICATION-SOLVED PAPER 2020-2-EXERCISE
  1. Convert 300^@ into radian measure.

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  2. Find the modulus of complex number 2-5i

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  3. If ""^nC8=""^nC2 find the value of 'n'.

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  4. If n^th term of sequence is an=n^2/2^n,then find 7^th term

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  5. Find the slope of the line passing through the points (3,-2) and (7,-2...

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  6. Write the negotion of the statement " sqrt2is a rational number".

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  7. Define "Event" of a random experiment.

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

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

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  12. Find the value of cos 75^@

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

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

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

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

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

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

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

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

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