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30 votes
30 votes
Does the equation xy + 6y = 9 define y as a function of x?
O Yes
O No

User Arthur Zangiev
by
3.4k points

2 Answers

11 votes
11 votes

Answer:

no. a function doesnt contain an = sign

Step-by-step explanation:

User Joshua Comeau
by
2.9k points
20 votes
20 votes

Answer:

Yes, it is a function.

Step-by-step explanation:

xy + 6y = 9

y(x + 6) = 9

y = 9/(x + 6)

It is a inverse variation function.

Where equation: xy = k ["k" is constant]

Each value of x corresponds to a single value of y.

User Nebs
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2.9k points