Finding the Domain of the Function 9x/4: Complete Analysis

Does the given function have a domain? If so, what is it?

9x4 \frac{9x}{4}

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:07 Does the function have a domain, and if so, what is it?
00:10 To find the domain, remember: division by zero is not allowed.
00:15 The denominator here is a non-zero constant, so there are no domain restrictions.
00:21 We have a domain restriction if the denominator contains a variable.
00:26 And that's how we solve this question!

Step-by-step written solution

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1

Understand the problem

Does the given function have a domain? If so, what is it?

9x4 \frac{9x}{4}

2

Step-by-step solution

Since the function's denominator equals 4, the domain of the function is all real numbers. This means that any one of the x values could be compatible.

3

Final Answer

No, the entire domain

Practice Quiz

Test your knowledge with interactive questions

Given the following function:

\( \frac{5-x}{2-x} \)

Does the function have a domain? If so, what is it?

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