Does the equation y = √x-10 define y as a function of x?

Dan Borza asked Dec 13, 2023

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Dan Borza asked Dec 13, 2023

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15 votes

y = √x-10

Since if we plug an input value x, we will obtain an output value y:

For example:

x =20

y = √20-10= √20

The answer is YES.

Alex Aguilar answered Dec 17, 2023

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