Question # 1

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f(x) = 3x⁴ -2x² + 7 is:

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an even function

an odd function

an even and implicit function

neither even nor a odd

If z₁ = (a,b), z₂=(c,d), then z₁ z₂ = -------------------

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(ac,bd)

(ac+bd, ad-bc)

(ac-bd , ad+bc)

(ac-bd , ad-bc)

The slope of y-axis is

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0

undefined

1

If A = [a_ij] is (m x n) matrix, then transpose of A is of the order

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m x m

m x n

n x n

n x m

If x³+ 4x³- 2x +5 is divided by x - 1, then the reminder is

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8

6

4

None of these

The equation of motion of a stone thrown vertically up wards is s = ut - 4.9t²the maximum height attained by it =

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The numbers of G₁, G₂, G₃...... G_nare called n geometric means between a and b is a, G₁, G_2,G₃, ... G_n, b are in

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H.P.

A.P.

G.P.

None of these

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A^-

A^t

-A

A

The angle between lines xy =0 is

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45°

60°

90°

180°

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