Question # 1

For a square matrix A, |A| equals:

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A^t

|A^t|

-|A^t|

-A^t

The amplitude and period of 3 sin x are:

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3, π

2, 2π

3, 3π

3, 2π

Which one is exponential equation:

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ax² + bx + c = 0

ax + b = 0

2^x = 16

When a rational fraction is separated into partial fractions, the result is:

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The real part of the complex number a + bi is:

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b

-b

a

-a

To draw general conclusions from well-known facts is called:

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logic

proposition

induction

deduction

If sets A and B are equal then:

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none of these

Conjugate of complex number (-a, -b) is:

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(-a, b)

(-a, -b)

(a, -b)

none of these

In binomial expansion of (a+b)n, n is positive integer the sum of even coefficients equals:

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none of these

Probability of a certain event is:

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0

1

>1

∞

A numbers exceeds its square root by 6, the number is:

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6

3

9

none of these

1° is equal to:

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The reciprocal of the terms of A.P. form:

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A.P

G.P

H.P

none of these

tan^-1(-√3) is:

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quadratic equation

reciprocal equation

exponential equation

none of these

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Sequences are also called:

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Series

Progressions

Means

Convergence

Tan (294°) =

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tan24°

-tan24°

cot24°

-cot24°

Complex roots of real quadratic equation always occur in:

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conjugate pair

ordered pair

reciprocal pair

none of these

The next term of the sequence 1, 6, 20, 56, ........ is:

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112

144

212

none

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