int (dx)/(x(x^2 + 1)) equals :...

`int (dx)/(x(x^2 + 1))` equals :

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ACCURATE PUBLICATION-PROBABILITY -SAMPLE QUESTION PAPER -I ( SOLVED ) ( SECTION -A)

If veca.vecb=0 then angle between vector veca and vecb is:
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Direction ratios of line given by line (x-1)/3=(2y+6)/12=(1-z)/-7 are...
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Maximum value of Z=3x+y for the constraints x+yle4, xge0, yge0 is :
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If P(A) = 1/2, P(B) = 3/8 and P(A nn B) = 1/5· then P(A/B) is equal to...
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Value of sin^-1(1) is
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If A=[a(ij)](2×3) such that a(ij)=i+j then a 11=
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If |[x,0],[7,1]|=|[3,0],[7,1]| then x=
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If 'y=cos x ' then at'x=0', 'dy/dx=..........'.
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int(0)^(5)dx= ……………….
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Order of the differential equation (d^(2)y)/(dx^(2))-((dy)/(dx))^(3)+y...
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Direction ratios of a line which is perpendicular to the plane '3x-y+2...
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Probability of occurrence of impossible event = ………. .
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If A is any square matrix then A + A' is a :
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If y=10x then (dy)/(dx)=10.
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If y=tanx then (dy)/(dx)=sec^(2)x
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int (dx)/(x(x^2 + 1)) equals :
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xdy-ydx=0 is a variable separable type of differential equation.
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Scalar product of two perpendicular vectors is zero.
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Point (3,-4,2) lies in the plane 2x+y-z=0.
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If P (E) = 0.4 then P (not E) = 0.6
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