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Sample Paper 2015
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Q4 of 26 Page 1

If , Write the cofactor of a32 (the element of third row and 2nd column).

Given:


To find: a32


Proof:






= -14


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2

Find the area of the parallelogram, whose diagonals are and .

3

If P(2, 3, 4) is the foot of perpendicular from origin to a plane, then write the vector equation of this plane.

5

If m and n are the order and degree, respectively of the differential equation

, then write the value of m+n.


6

Write the differential equation representing the curve y2 = 4ax, where a is an arbitrary constant.

Questions · 26
Sample Paper 2015
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