FSC Mathematics MCQs Chapter 1 Class 12

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Created on January 25, 2022 By Ali Durrani

Ch 1 Functions and Limits Math 12 Class

1 / 29

The term “Function” was recognized by______ to describe the dependence of one quantity
to another.

Lebnitz

Euler

Newton

Lagrange

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3 / 29

The domain and range of identity function , ?: ? → ? is

+iv real numbers

–iv real numbers

integers

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. The graph of linear equation is always a

Straight line

parabola

circle

cube

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6 / 29

If a graph express a function , then a vertical line must cut the graph at

One point only

Two points

More than one point

No point

7 / 29

The quantity which is used as a variable as well as constant is called

Parameter

Constant

Real Number

None of these

8 / 29

A function is said to be continuous at ? = ? if

lim?→? ?(?) exists

?(?)is defined

lim?→? ?(?) = ?(?)

All of these

9 / 29

The inverse of a function exists only if it is

an into function

an onto function

(1-1) and into function

None of these

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If the degree of a polynomial function is 1, then it is

Identity function

Constant function

Linear function

Exponential function

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The linear function 𝒇(𝒙) = 𝒂𝒙 + 𝒃 is constant function if

𝑎 ≠ 0, 𝑏 = 1

𝑎 = 1, 𝑏 = 0

𝑎 = 1, 𝑏 = 1

𝑎 = 0

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The graph of linear equation is always a

Straight line

parabola

circle

cube

16 / 29

17 / 29

If a graph express a function , then a vertical line must cut the graph at

One point only

Two points

More than one point

No point

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20 / 29

The term “Function” was recognized by______ to describe the dependence of one quantity
to another.

Lebnitz

Euler

Newton

Lagrange

21 / 29

When we say that 𝒇 is function from set 𝑿 to set 𝒀, then 𝑿 is called

Domain of 𝑓

Range of 𝑓

Codomain of 𝑓

None of these

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The notation 𝒚 = 𝒇(𝒙) was invented by

Lebnitz

Euler

Newton

Lagrange

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If 𝒚 is expressed in terms of a variable 𝒙 as 𝒚 = 𝒇(𝒙), then 𝒚 is called :

An explicit function

An implicit function

A linear function

An identity function

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The function 𝑰(𝒙) = 𝒙 is called :

A linear function

An identity function

A quadratic function

A cubic function

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