GATE CE 2020 Set 1 — Question 50
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Engineering Mathematics → Linear Algebra → Systems of Linear Equations
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Question
Consider the system of equationsThe value of (round off to the nearest integer), is ___________.
Correct answer
3 to 3
Solution
To find , we solve the system of linear equations:
1)
2)
3) (Redundant, Eq 2)
4) Performing row operations:
Substitute into the modified :
Rounding to the nearest integer, .
1)
2)
3) (Redundant, Eq 2)
4) Performing row operations:
Substitute into the modified :
Rounding to the nearest integer, .
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