for an expression or relation to be a function, it must not have any x-coordinate values repeated, let's check this one
Find all real values of x such that of -2x^2 +3x=1
1 answer:
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Answer:
yes it is a function
Step-by-step explanation:
You have to take the numbers and see if any of them are the same in the X column if their are some of the same numbers you only write the number once. than you connect the numbers to the given output. If any numbers have 2 outputs it is not a function.
