Complex Numbers and Quadratic Equations (BITSAT Mathematics): Questions 10  16 of 16
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 348 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 250.00 or
Question number: 10
» Complex Numbers and Quadratic Equations » Algebra of Complex Numbers
Question
, if and only if –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  Question does not provide sufficient data or is vague 

Question number: 11
» Complex Numbers and Quadratic Equations » Algebra of Complex Numbers
Question
If and , then –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 12
» Complex Numbers and Quadratic Equations » Quadratic Equations in Real and Complex Number System
Question
If are the cube roots of unity, then is equal to
Choices
Choice (4)  Response  

a. 


b. 


c.  1 

d.  All of the above 

Question number: 13
» Complex Numbers and Quadratic Equations » Argand Diagram
Question
The locus of point satisfying is –
Choices
Choice (4)  Response  

a.  Straight line 

b.  A circle 

c.  An ellipse 

d.  A hyperbola 

Question number: 14
» Complex Numbers and Quadratic Equations » Triangle Inequality
Question
If area of triangle on plane turned by number , and is , then is –
Choices
Choice (4)  Response  

a.  6 

b.  3 

c.  4 

d.  2 

Question number: 15
» Complex Numbers and Quadratic Equations » Triangle Inequality
Question
If the area of the triangle formed by points , and is 50 square units, thenz is –
Choices
Choice (4)  Response  

a.  5 

b.  15 

c.  10 

d.  Question does not provide sufficient data or is vague 

Question number: 16
» Complex Numbers and Quadratic Equations » Argand Diagram
Question
The locus of point z satisfying , where is a real number, is –
Choices
Choice (4)  Response  

a.  Hyperbola 

b.  Point of straight lines 

c.  Circle 

d.  All of the above 
