Word Count : 512

---

The given system is 2a + 3b + 4c + d = 8, a + 2b + 2c + 2d = 3, a − b + c + 3d = 3. The corresponding augmented matrix is [ \begin{bmatrix} 2 & 3 & 4 & 1 & | & 8 \ 1 & 2 & 2 & 2 & | & 3 \ 1 & -1 & 1 & 3 & | & 3 \end{bmatrix}. ] Interchange the first and second rows to get a leading ___ ________ _______ _________ _______ _____ _______.
____ _________ ________ _________ ___ _______ ________ ______.
__________ _________ ____ ________ _______ ___ ______ _______.
____ _________ __________ __________ ____ ____ ___ ____ _________.
_____ ________ _______ ____ ___ ________ ______ __________ ____ __________ ____ ______.
__________ __________ __________ _________ ___ ______ _____ _______ __________ ________.
________ ____ __________ _________ ______ _____ __________.
___ _________ ______ ________ ___ ________ _____ ________ _______ __________ ____ ________.
___ _____ ____ ___ _______ ____ ___ _________ __________ ______ _____.
__________ __________ ________ _________ ______ ______ __________ __________.
____ ______ ______ ___ ____ __________ _______ _______.
______ ______ _______ ___ ______ _________.
___ ____ _________ __________ __________ _______ ______ ___ ______ _____ ___ __________.
___ _________ _____ ______ _____ _______.
_____ _____ _______ ____ ________ ________.
_______ ______ _____ _____ _________ _______ ______ _______ _______.
___ _____ ______ ____ ___ ____ _______ __________ ____.
________ ______ _________ ____ __________ ________ _________.
____ ___ ____ ______ ________ ___ __________ _________ ____.
________ _____ _________ __________ _________ ______ ______ __________ ________.
__________ _________ ________ __________ ___ __________ __________ ____ __________ ___ ________ ____.
___ _____ ___ __________ __________ ________ __________.
___ _______ ______ ________ ___ ________ ______ _____ _______ __________ _______.
_____ __________ ___ _____ ___ __________ __________ __________ _____ ______.
_________ _____ ________ __________ ______ ____.
_______ _________ _______ _____ __________ ____ _________ _______ ________.
________ ______ _________ ______ ___ ______ ______ ______ _____.
_________ ________ _______ __________ _________ _______ ___ _______ _________ _____ _______ _____.
_________ ___ ________ _______ ______ _______ __________ _______ ___ ________ ______.
______ ________ ____ ____ ______ ___ ____ _____ ______ _______.
_______ _________ ____ _____ ___ ____ __________ _____ ______ ___ _________.
_____ __________ ___ ______ ________ ____ ______ ______ ________ ___ ___ ____.
_________ __________ ________ ___ ____ _____ ____ __________ ________.
______ ______ __________ _________ ____ __________ ________ _______ ___.
__________ ____ __________ ______ _______ _______.
____ ______ __________ ______ __________ __________ ____ ______ _____ _______.
_______ ________ _______ ___ ___ __________ _____ __________ _____.
______ __________ ____ __________ _______ __________ _______ ___ _______.
___ _____ ___ ____ ________.
_____ ______ ___ _____ __________ ___ __________ __________ ________ ________ ______ ______.
___ _________ ____ ______ ________ _____.
__________ _________ _____ ________ _________ _________ _______ _____ __________ __________ ______.
______ __________ ____ _______ _______ ______ ___.
___ _________ _______ ________ _________ ___ ____ ____ ___ ________.
_____ ____ ______ _____ ____ __________ ________ ______.
___ __________ ______ _____ ___ ___ _____ ____.
____ ___ ______ __________ ______ ___.
______ _______ ________ __________ _________ ___ _____ ________.
_______.
Get Full Answer on WhatsApp