Mathematics MCQs Chapter 4

Created on January 21, 2022

Math Ch 4 Quadratic Equations

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1 / 20

a

d

b

c

2 / 20

If 2 and -5 are roots of a quadratic equation , then equation is:

?^2 + 3? + 10 = 0

?^2 − 3? + 10 = 0

?^2 + 3? − 10 = 0

?^2 − 3? − 10 = 0

3 / 20

Degree of quadratic equation is:

1

0

3

2

4 / 20

The sum of all four fourth roots of unity is:

Unity

-1

None

0

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If product of all cube roots of unity is equal to ?^? + ? , then ? is equal to:

0

±?

−1

1

6 / 20

The equations involving redical expressions of the variable are called:

Reciprocal equations

Quadratic functions

Redical equations

exponential equations

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The equation in which variable occurs in exponent , called:

Reciprocal equation

Quadratic equation

Exponential equation

Exponential function

8 / 20

Synthetic division is a process of:

multiplication

subtraction

Addition

division

9 / 20

The sum of all four fourth roots of 16 is:

16

1

-16

0

10 / 20

Basic techniques for solving quadratic equations are

1

4

2

3

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Sum of all cube roots of 64 is :

-64

1

64

0

12 / 20

The complex fourth roots of unity are ……. of each other.

None of these

Additive inverse

equal to

square of

13 / 20

The complex cube roots of unity are………………. each other.

square

reciprocal

None of these

Multiplicative inverse

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The complex cube roots of unity are………………. each other.

Equal to

None of these

Additive inverse

Conjugate

15 / 20

d

c

a

b

16 / 20

17 / 20

Graph of quadratic equation is:

Straight line

Parabola

Circle

square

18 / 20

c

d

b

a

19 / 20

Product of cube roots of -1 is:

1

None

-1

0

20 / 20

The product of all four fourth roots of unity is:

Unity

-1

None

0

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