BITSAT Mathematics: Questions 40  46 of 378
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Question number: 40
» Trigonometry » Trigonometric Identities and Equations
Question
The value of is –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  None of the above 

Question number: 41
» Vector Algebra » Scalar and Vector Triple Product
Question
For vectors , which is not equal to remaining three?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 42
» Matrices and Determinants » Determinants and Matrices of Order Two and Three
Question
The roots of equation are –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 43
» Basic Mathematics » Arithmetic » Simplifying Expressions
Question
If the roots of equation are equal, then –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  None of the above 

Question number: 44
» Sequence and Series » Arithmetico  Geometric Progression
Question
The term of the series is –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  None of the above 

Question number: 45
» Matrices and Determinants » Algebra of Matrices
Question
If for a matrix where is the identity matrix, then A equals
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 46
» Matrices and Determinants » Solution of Simultaneous Linear Equations in Two or Three Variables
Question
The system of equation of equations in unknowns has a unique solution if
Choices
Choice (4)  Response  

a.  Det A ≠ 0, AdjAB = 0 

b.  Det A = 0, AdjAB = 0 

c.  Det A = 0, AdjAB ≠ 0 

d.  Det A ≠ 0 
