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Questions and Answers
Which of the following is an example of a real-valued function?
Which of the following is an example of a real-valued function?
- $f(x) = |x|$
- $f(x) = \frac{1}{x}$
- $f(x) = \sqrt{x}$
- $f(x) = 2x^2 - 3x + 1$ (correct)
What is the value of $f(3)$ if $f(x) = 2x^2 - 3x + 1$?
What is the value of $f(3)$ if $f(x) = 2x^2 - 3x + 1$?
- $-1$
- $10$ (correct)
- $1$
- $-10$
Which of the following is an example of a complex-valued function?
Which of the following is an example of a complex-valued function?
- $f(x) = |x|$
- $f(x) = 2x^2 - 3x + 1$
- $f(x) = \sqrt{x}$ (correct)
- $f(x) = \frac{1}{x}$
What is the place value of the digit 6 in the number 7,456,391?
What is the place value of the digit 6 in the number 7,456,391?
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What is the face value of the digit 6 in the number 7,456,391?
What is the face value of the digit 6 in the number 7,456,391?
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