Question # 1

The set of real numbers is a subset of

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The set of natural numbers

The set of rational numbers

The set of integers

The set of complex numbers

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If f(x) = x²then f(0) is

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0

1

2

none of these

The matrix A = [aij]mxn with m≠n is

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Rectangular

Symmetric

Square

None

i² =

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1

2

-1

0

Range of y = sec x is

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-1≤ y≤ 1

y≥ 1 or y≤ -1

y≤ 1or y≥ -1

-∞ < y < +∞

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An equation of the form ax + by = k is homogeneous linear equation when:

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0.25 is ______

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An irrational number

A natural number

A prime number

A rational number

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