nook4boo
26.06.2021 •
Mathematics
Which system of equations is represented by the matrix below?
54 5-167
7 -4 23
O A. x+ 5y = -16
x - 4y = 23
OB. 4x + 5y = -16
7x - 4y = 23
C. 4x + 5y = -16
7x + 4y = 23
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Ответ:
9514 1404 393
B
Step-by-step explanation:
In order for the matrix to represent the equations, the coefficients in the equations need to match the terms in the matrix. That is only the case for choice B.
__
Details are important in math.
Ответ:
Range are all the y-values.
Domain: {0, 1, 2, 3}
Range: {4, 5, 6.25, 7.8125}