Complex Numbers and Quadratic Equations (BITSAT Mathematics): Questions 1 - 10 of 17

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Question number: 1

» Complex Numbers and Quadratic Equations » Algebra of Complex Numbers

MCQ▾

Question

can be expressed as –

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2

» Complex Numbers and Quadratic Equations » Argand Diagram

MCQ▾

Question

If , then points on lie on a –

Choices

Choice (4) Response

a.

Parabola

b.

Circle

c.

Line

d.

All of the above

Question number: 3

» Complex Numbers and Quadratic Equations » Algebra of Complex Numbers

MCQ▾

Question

The maximum value of , when is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 4

» Complex Numbers and Quadratic Equations » Argand Diagram

MCQ▾

Question

If is a complex number, then represents –

Choices

Choice (4) Response

a.

b.

c.

A circle

d.

A line parallel to

Question number: 5

» Complex Numbers and Quadratic Equations » Algebra of Complex Numbers

MCQ▾

Question

The curve represented by , where is a non – zero real number, is a –

Choices

Choice (4) Response

a.

Ellipse

b.

Parabola

c.

Circle

d.

Hyperbola

Question number: 6

» Complex Numbers and Quadratic Equations » Algebra of Complex Numbers

MCQ▾

Question

If , then is equal to,

Choices

Choice (4) Response

a.

b.

c.

- 1

d.

1

Question number: 7

» Complex Numbers and Quadratic Equations » Argand Diagram

MCQ▾

Question

If lies on , then lies on –

Choices

Choice (4) Response

a.

Parabola

b.

Ellipse

c.

Line

d.

Circle

Question number: 8

» Complex Numbers and Quadratic Equations » Algebra of Complex Numbers

MCQ▾

Question

The smallest integer for which is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 9

» Complex Numbers and Quadratic Equations » Representation of Complex Numbers in Form a Plus Ib

MCQ▾

Question

, if and only if,

Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 10

» Complex Numbers and Quadratic Equations » Algebra of Complex Numbers

MCQ▾

Question

, if and only if –

Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

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