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If the equation of the line AB is (3 - x...

If the equation of the line AB is `(3 - x)/1=(y + 2)/-2=(z - 5)/4` then write the d.r.s of the line parallel to AB.

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SHARAM PUBLICATION-MODEL QUESTION PAPER -1-EXERCISE
  1. Write the order and degree of the differential equation ((dy)/(dx))^4 ...

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  2. Find veca. (vecb xx vecc) if veca=2hati + hatj + 3hatk, vecb= -hati + ...

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  3. If the equation of the line AB is (3 - x)/1=(y + 2)/-2=(z - 5)/4 then ...

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  4. If f(x) = cos(logex) then show that f(x).f(y)-1/2[f(xy) + f(x/y)]=0

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  5. Let R={(a, a^(3)): a is a prime number less than 5) be a relation. Fin...

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  6. Determine whether the following operation on the set R is associative ...

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  7. Solve cos(tan^-1x) = sin(cot^-1 (3/4))

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  8. Write the solution of the following LPP Maximise Z=x+y Subject to ...

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  9. If A=[{:(3,1),(-1,2):}] then prove that A^(2)-5A+7I=O

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  10. If A=[{:(-1,3,5),(1,-3,-5),(-1,3,5):}], then find A^(3)-A^(2).

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  11. Solve for x, |{:(15-2x,11,10),(11-3x,17,16),(7-x,14,13):}|=0

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  12. Find the inverse of the matrix [{:(2,5),(1,3):}]

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  13. Find the value of [[1,a,b+a],[1,b,c+a],[1,c,a+b]].

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  14. Find (dy)/(dx), when y^(x)=x^(siny)

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  15. Show that f(x)=|x| is continuous at x=0 but not deferentiable at x=0.

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  16. If sin y=(2t)/(1 + t^2),cos x= 1/(sqrt(1+t^2)) then show that (dy)/(dx...

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  17. Find the interval where the function f(x) = sin x + cos x, x in [0, 2p...

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  18. Show that no two normals to a parabola are parallel.

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  19. int(cos2x-cos2alpha)/(cosx-cosalpha)dx

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  20. Integrate: int0^(3/2)[x^2]dx

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