Question # 1

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Square matrix

Row matrix

Symmetric matrix

Null matrix

The exponent of x in 10th term in the expansion of (a+x)n

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10

12

11

9

If A and B are two matrices such that AB = B and BA =A, then A²+ B²=

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2 AB

2 BA

A + B

AB

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If tan^-13 + tan^-1x = tan^-18, then x=

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5

1/5

5/14

14/5

x³+ 2x²- 3x + 5 is ______

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An equation

A polynomial

Proper rational fractions

Improper rational fractions

If Sn is a definite number as n → ∞,then the geometric series is

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Convergent

Divergent

Oscillatroy

None of these

There may be ______ feasible solution in the feasible region

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Infinite

Finite

Defined

None of above

For any set X, X∪X is

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X

X'

Φ

Universal Set

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0

1

-1

2

Two sets A and B are said to be disjoint if

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If z1 = 2 + 6i and z2 = 3 + 7i then which expression defines the product of z1 and z2

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36 +(-32)i

-36+32i

6+(-11)i

0, +(-12)i

If x is an image of y under the function f. This can be written as

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y = f(x)

f(x) = 0

x = f(y)

f(y) =0

In ladder leaning against a vertical well makes an angle of 24^𝜊with the wall, Its foot is 5m from the wall, its length is

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5.47m

2m

7m

6.29m

sn (2sin-10.8)

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0.56

0.69

-0.16

0.96

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The coordinates of the point that divides the join of A(-6,3) and B(5, -2) in the ratio 2:3 externally are

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If #n = (n-5)2 + 5, then find #3 x #4.

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54

12

4

9

For each real number, there is a number which is its

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Negative

Possitive

Opposite

Similar

The unit vector along z-axis is

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none of these

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If (0, 0) and (1, 0) are the end points of a diameter, then the equation of the circle is

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By expressing cos 113° in terms of trigonometrical ratios, answer will be

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− cos 76° = -0.7093

− cos 65° = -0.4258

− cos 67° = -0.3907

− cos 62° = -0.8520

If sin A = cos A, 0°<A<90° then A is equal to

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1

1/2

0

None of these

A function f is said to be an even if f(-x) =

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0

1

f(x)

-f(x)

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Addition

Subtraction

Multiplication

None of these

A point where two of its boundary lines intersect is called

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Corner point

Feasible point

Vertex

Feasible solution

if a₁ =3, d=7 and a_n =59 , then the number of terms in A.P is

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7

9

11

13

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