+91-9920808017
Take an Online Test - GK Test / Computer Organisation Test


Linear Algebra


Home >Engineering Mathematics Questions >

Linear Algebra >

Linear Algebra


Linear Algebra



Calculus

Combinatories

Numbers & Algebra

Numerical Methods

Percentage

Permutations & Combinations

Ratio Proportion & Mixture

Set Theory & Algebra MCQ

Time & Work


 

 

Online Test





26:

For the following set of simulataneous equations:
1.5x - 0.5y = 2
4x + 2y + 3z = 9
7x+ y + 5z = 10
 


A.

solution is unique


B.

infinitely many solutions exist


C.

equations are incompatible


D.

finite number of multiple solutions exists


  Answer Report Discuss

27:

If matrix A is m x n and B is nx p, then number of multiplication operations and addition operations needed to calculate the matrix AB, respectively are


A.

mn2p,mpn


B.

mpn,(n-1)


C.

mpn,mpn


D.

mn2p, (m+p)n


  Answer Report Discuss

28:

The solution(s) to the equations
2x + 3y = 1
x- y = 4
4x - y = R
will exist if a is equal to


A.

-33


B.

0


C.

9


D.

12


  Answer Report Discuss

29:

Eigen values of the matrix

 
-1 4
4 -1
 
are

A.

3 and -5


B.

-3 and 5


C.

-3 and -5


D.

3 and 5


  Answer Report Discuss

  1 2 3 4 5 6