GATE | GATE-CS-2014-(Set-1) | Question 65
Consider the following system of equations:
3x + 2y = 1
4x + 7z = 1
x + y + z = 3
x – 2y + 7z = 0
The number of solutions for this system is __________________
(A) 1
(B) 0
(C) 2
(D) 3
Answer: (A)
Explanation: rank(Augmented Matrix) = rank(Matrix) = no of unknowns.
Hence it has a unique solution.
Quiz of this Question
Last Updated :
28 Jun, 2021
Like Article
Save Article
Share your thoughts in the comments
Please Login to comment...