Question # 1

The order of the matrix [1 2 3] is

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1 x 1

3 x 3

3 x 1

1 x 3

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sec (-360°) = ______

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0

1

2

3

The geometrical representation of a linear function is

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Circle

Parabola

Straight lie

None of these

If the roots of x²+ ax + b = 0 are non-real, then for all real x, x²+ ax + b is

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Negative

Positive

Zero

Nothing can be said

______________ invented a symbolic way to write the statement "y is a function of x" as y= f(x)

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Leibniz

Newton

Euler

None of these

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0

U

u/2

log u

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a-b=ab

ab=a

a+b=ab

There are 25 tickets bearing number from 1 to 25. One ticket is drawn at random. The probability that the number on it is a multiple of 5 or 6 is

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7 / 25

9 / 25

11 / 25

None of these

The distance of the point (2,3) from y-axis is

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2

3

5

If p and q are two statements then their biconditional 'p if q' is denoted by

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none of these

An infinite sequence has no

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nth term

Last term

Sum

None of these

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An upper triangular matrix

A lower triangular matrix

A diagonal matrix

A null matrix

The 7th term of (3⁸ + 6⁴x)^11/4 is

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-19217/3 x⁶

189/2 6⁴x

2227/12 x³

-19712/3 x⁶

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¹⁰C₆

¹⁰C₅

¹⁰C₄

None

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What is the probability of being born on Wednesday?

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1/7

1/2

1/3

1/8

Geometrically the modulus of a complex number represents its distance from the

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Point (1,0)

Point (0,1)

Point (1,1)

Point (0,0)

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a cosec(ax + b) + c

- a cosec(ax + b) + c

Which of the following sets is finite

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The set of natural numbers between 3 and 10

The set of rational numbers between 3 and 10

The set of real numbers between 0 and 1

The set of rational numbers between 0 and 1

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none of these

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Improper rational fraction

Rational fraction

Proper rational fraction

None of above

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2

7

8

12

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A and B be two square matrices and if their inverse exist, the (AB)^-1=

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A^-1B^-1

AB^-1

A^-1B

B^-1A^-1

If f(x)= x³ then f(-2) is

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-2

-4

-8

8

If 2x +y + λ =0 is normal to parabola y2 =-8x,λ= _____

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12

8

24

-24

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1

2

-2

tan (π-θ) = ______

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- sinθ

- tanθ

- cosθ

- cotθ

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