What is the absolute value of a number?

DQ #7 T2

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Mathematics
•
11th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The absolute value of a number is its distance from zero on the number line, regardless of direction. For example, |-26| = 26.
2.
FLASHCARD QUESTION
Front
How do you solve the equation x + 7 = 12?
Back
To solve for x, subtract 7 from both sides: x = 12 - 7, so x = 5.
3.
FLASHCARD QUESTION
Front
What does g(7) represent in a function?
Back
g(7) represents the output of the function g when the input is 7. For example, if g(7) = 17, then 17 is the output.
4.
FLASHCARD QUESTION
Front
What is a piecewise function?
Back
A piecewise function is a function that is defined by different expressions for different intervals of the input variable.
5.
FLASHCARD QUESTION
Front
How do you find f(2) in a function?
Back
To find f(2), substitute 2 into the function's equation and solve for the output.
6.
FLASHCARD QUESTION
Front
What is the definition of a function?
Back
A function is a relation that assigns exactly one output for each input.
7.
FLASHCARD QUESTION
Front
What is the domain of a function?
Back
The domain of a function is the set of all possible input values (x-values) for which the function is defined.
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