NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 587  594 of 1484
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Question number: 587
» Mathematics » Quadratic Equations
Question
The equation has
Choices
Choice (4)  Response  

a.  One integral root 

b.  No roots 

c.  Two real roots 

d.  Infinitely many roots 

Question number: 588
» Mathematics » Quadratic Equations
Question
If then becomes
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 589
» Mathematics » Quadratic Equations
Question
The roots of the equation are
Choices
Choice (4)  Response  

a.  Real and equal 

b.  Irrational and unequal 

c.  Rational and equal 

d.  Imaginary 

Question number: 590
» Mathematics » Quadratic Equations
Question
If one root of the equation is , then the other root is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 591
» Mathematics » Arithmetic Progressions
Question
The nth term in the series
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 592
» Mathematics » Arithmetic Progressions
Question
Which term of the AP, 63,60,57,54, ………. . is the first negative term?
Choices
Choice (4)  Response  

a.  19 

b.  21 

c.  23 

d.  22 

Question number: 593
» Mathematics » Coordinate Geometry
Question
Two vertices of triangle are and and medians intersect at . Then the third vertex is________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 594
Question
The product of two consecutive numbers is 72. Find them.
Choices
Choice (4)  Response  

a.  72, 8 

b.  8,9 

c.  8, 9 

d.  8, 9 
