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choose the correct alternative :(viii) t...

choose the correct alternative :(viii) the perpendicular distance of the point(1,2,3,) from the x-axis is -

A

`sqrt 5` units

B

`sqrt 13` units

C

9 units

D

13 units

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UNITED BOOK HOUSE-MODEL QUESTION PAPER SET 10-EXERCISE
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  2. choose the correct alternative : (v) the value of int-1^1 |x| dx is

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  3. choose the correct alternative :(viii) the perpendicular distance of t...

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  4. Three events A,B and C are mutually exclusive and exhaustive , if P(A)...

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  5. If f(x) is the probability distribution function of a random variable ...

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  6. answerer any one of the foll. :(ii) if two angles of a triangle are ta...

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  7. (b) answer any one of the foll.: (i) prove without expanding |[1,omega...

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  8. answer any three of the foll. : (i) evaluate : lim(x rarr infty ) (e^(...

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  9. find dy/dx, when e^(xy)-4xy=4

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  10. evaluate: int dx/(sin^2 x cos^2 x)

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  11. Show that , the equation of all circles touchung the y -axis at the or...

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  12. Find the interval in which the function f(x)=x^x(x>0) is decreasing.

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  13. if a and b are any two constants, then prove that Var (aX+b)=a^2Var(X)...

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  14. prove that , tan(2tan ^(-1) sqrt((1+cos theta )/(1- cos theta )))+tan ...

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  15. answer the following : (ii) prove that, |[2ab,a^2,b^2],[a^2,b^2,2ab],[...

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  16. answeer the following : (i) if y sqrt(x^2+1)=log(sqrt(x^2+1)-x), show ...

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  17. x= a(theta-sin theta ),y=a(1-cos theta),show that , 2y (d^2y)/(dx^2)+ ...

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  18. answer the following: (ii)evaluate: int (e^x(x-4))/(x-2)^3dx

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  19. evaluate : int dx/(x^4+x^2+1)

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  20. answer the following : (iii) solve:dy/dx=1+e^(2x-y),given y=2 when x...

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