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elena-14-01-66 [18.8K]
3 years ago
6

The row-reduced form of a system of three linear equations in three variables is given by this matrix. How many solutions does t

he system have?

Mathematics
1 answer:
Damm [24]3 years ago
3 0

Answer:

B. infinite solutions along a line

Step-by-step explanation:

The matrix is equivalent to the equations ...

x = 2

y = 9

0z = 0 . . . . . . true for any z

This tells you the solutions are ...

(x, y, z) = (2, 9, z)

This defines a line parallel to the z-axis.

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