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At x = 0, the function f(x) = |x| is...

At x = 0, the function f(x) = |x| is

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PRADEEP PUBLICATION-MODEL PAPER (1)-EXERCISE
  1. Find the value of cos(tan^-1sqrtx+cot^-1sqrtx), where x is a non negat...

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  2. True or False : If A is any matrix of order 2xx2, then adj (adj A ) ...

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  3. At x = 0, the function f(x) = |x| is

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  4. If veca,vecb,vecc are three vectors such that : |veca|=5,|vecb|=12 and...

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  5. Find the standard deviation of the Binomial dustribution B(4,1/3).

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  6. Evaluate: intlogxdx

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  7. Find (dy)/(dx) when y=sin(cos^-1x), |x|<1.

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  8. Solve the equation 2x-3y=7, 3x+2y=4 using Cramer's rule.

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  9. Evaluate underset(xrarrx/2)lim [sinx]. If it exists. Here [] denotes t...

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  10. Find the equation of the plane containing the points (1,0,0),(0,2,0) a...

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  11. Find the probability of throwing a total of 8 in a single toss of a pa...

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  12. Let f(x)=tanx, -pi/2<x<pi/2 and g(x)=sqrt(1-x^2). Describe gof.

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  13. The range of the function f(x)=(x^2-x)/(x^2+2x) is:

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  14. Prove that tan^(-1)((sqrt(1-x^(2)))/(1+x))=(1)/(2)cos^(-1)x

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  15. If A=[(-1,1,-1),(3,-3,3),(5,-5,5)] and B=[(0,54,3),(1,-3,-3),(-1,4,4)]...

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  16. Let A=[(1,1,1),(0,1,1),(0,0,1)] prove that by induction that A^n=[(1,n...

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  17. Let f(x) = {:{(x+a, x le1),(ax^2 + 1, x > 1):}. Show that f is continu...

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  18. If x=(1-t^2)/(1+t^2), y=(2t)/(1+t^2), find (dy)/(dx) at x=2.

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  19. The total cost C(x) and the total revenue R(x) associated with the pro...

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  20. Find the interval of increase and decrease of the function f(x)=log(1+...

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