Question

Domain of 5√-x+7

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Corbin

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86 Answers

1. Identify the expression inside the square root: -x + 7

2. Set up the inequality to ensure the expression inside the square root is non-negative:

-x + 7 \geq 0

3. Solve the inequality:

-x \geq -7

Multiply by -1, reversing the inequality:

x \leq 7

4. The domain is:

\boxed{(-\infty, 7]}

2. Set up the inequality to ensure the expression inside the square root is non-negative:

3. Solve the inequality:

Multiply by -1, reversing the inequality:

4. The domain is:

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