Question 12 - Week 2 Practice | Prasnya
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Week 2
Question 12
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Passage
Write correct answers for the given subquestions.
Question
Let
A
x
=
b
Ax=b
be a system of linear equations, where
A
=
[
1
0
0
−
2
0
0
1
3
0
0
0
1
]
A=\begin{bmatrix}1&0&0&-2\\0&0&1&3\\0&0&0&1\end{bmatrix}
. Find the number of independent variables.
Comprehension
Medium Difficulty
27 October 2024
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