Question # 1

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4, -4

0

2, -2

0, 4

The term function was introduced by:

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Euler

Newton

Lagrange

Leibniz

Cosh² x + Sinh² x =

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Cosh x²

Cosh 2x

Sinh 2x

Tanh 2x

A function P(x) = 6x⁴ + 7x³ + 5x + 1 is called a polynomial function of degree -------- with leading coefficient -------.

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4, 6

2, 7

2, 3

2, 5

Cosh² x - Sinh² x =

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1

-1

2

-2

Every relation, which can be represented by a linear equation in two variables, represents a:

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Graph

Function

Cartesian product

Relation

If a function f is from a set X to a set Y, then set X is called the _______ of f:

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Domain

Range

Co-domain

None of these

f(x) is odd function. If and only if:

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f(-x) = -f(x)

f(-x) = f(x)

f(x) = 3f(-x)

f(x) = -3f(-x)

If f(x) = |x|, f(x) is a:

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Constant function

Absolute function

Linear function

Quadratic function

x = 3 cos t, y = 3 sin t represent

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Line

Circle

Parabola

Hyperbola

Inverse hyperbolic functions are expressed in terms of natural:

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Numbers

Exponential

Logarithms

Sines

A function, in which the variable appears as exponent (power), is called a / an -------- function.

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Constant

Explicit

Exponential

Inverse

If a variable y depends on a variable x in such a way that each value of x determines exactly one value of y, then y is a __________ of x.

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Independent variable

Not function

Function

None of these

Let f(x) = x³ + sin x, then f(x) is:

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Even function

Odd function

Power function

None of these

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Line

Parabola

Ellipse

Hybperbola

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sin x

cos x

sinh x

cosh x

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If y = (x), then the variable x is called --------- variable of a function f.

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Dependent

Independent

Image of y

None of these

If y is an image of x under the function f, we denote it by:

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x = f(y)

x = y

y = f(x)

f(x, y) = c

Which one is not an exponential function ?

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Which one is an exponential function ?

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