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Which equation does not describe a linear function?

y = 7
y = 2x2 – 5
2y = 3x - 9
4x – 6y = 13

2 Answers

4 votes

Answer:

y = 2x² – 5

Explanation:

y = 2x² – 5 is not lineal function since x is raises to an exponent.

User Manvel
by
3.3k points
1 vote

Answer:

The second option

Explanation:

All the other choices can be graphed as straight lines, but only the second option is a parabola

User Bhavesh Kachhadiya
by
3.1k points