If [x+2 y-3 0 4] find x and y
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Answer:
Given [
x+2
0
y−3
4
] is a scalar matrix
Scalar matrix is a diagonal matrix in which all diagonal elements are equal.
[
x+2
0
y−3
4
]=[
4
0
0
4
]
x+2=4,y−3=0
x=2,y=3
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