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If `n^th` term of sequence is `a_n=n^2/2^n`,then find `7^th` term

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OSWAAL PUBLICATION-SOLVED PAPER 2020-2-EXERCISE
  1. Find the modulus of complex number 2-5i

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

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

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

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

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  6. Define "Event" of a random experiment.

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

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

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  11. Find the value of cos 75^@

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

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

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

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

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

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

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

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

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  20. 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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