Complex Numbers and Quadratic Equations (BITSAT Mathematics): Questions 1  8 of 17
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Question number: 1
» Complex Numbers and Quadratic Equations » Algebra of Complex Numbers
Question
can be expressed as –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 2
» Complex Numbers and Quadratic Equations » Argand Diagram
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
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
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
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
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
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
Question
The smallest integer for which is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

