SOLUTION: does the following rule defines y as a function of x or no
x=|y+10|
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Question 1173977: does the following rule defines y as a function of x or no
x=|y+10|
Answer by ikleyn(52780) (Show Source): You can put this solution on YOUR website!
.
No,
BECAUSE for every given value of x it defines TWO values of y,
while a TRUE function MUST DEFINE a unique value of y.
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