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Grade 9 Functions and Relations CCSS: HSF-IF.A.1
Grade 9 Functions and Relations CCSS: HSF-LE.A.2
Grade 9 Functions and Relations CCSS: HSF-LE.A.1, HSF-LE.A.1a
A function which has a constant difference per interval is
1. linear.
2. exponential.
3. logarithmic.
4. none of the above.
Grade 9 Functions and Relations CCSS: HSF-LE.A.2
What is the equation of the linear function in the graph? Assume the horizontal axis represents $x$ and the vertical axis $f(x)$.
1. $f(x) = -x$
2. $f(x) = -2x$
3. $f(x) = -1/2 x$
4. $f(x) = 1/2 x$
Grade 9 Functions and Relations CCSS: HSF-IF.B.5
Choose a reasonable domain for the following situation.
roast beef sandwiches for n people
1. set of whole numbers
2. set of integers
3. set of positive real numbers
4. set of real numbers
Which of the following IS NOT a relation?
1. {(2, 3), (-1, 2), (1, 2), (2, 9)}
2. {(-10, 10), (-1, 1), (1, 0), (2, -2)}
3. {(9, 3), (1, -1), (1, 1), (4, 2)}
4. All of the above are relations.
5. None of the above are relations.
When y is written as f(x).
1. Function Rule
2. Function Notation
3. Function Variable
Grade 9 Functions and Relations CCSS: HSA-REI.D.11
Grade 9 Functions and Relations CCSS: HSF-IF.B.5
Choose a reasonable domain for the following situation.
the distance that a jogger runs in a day
1. set of whole numbers
2. set of integers
3. set of positive real numbers
4. set of real numbers
Grade 9 Functions and Relations CCSS: HSF-LE.A.1c
Which set of ordered pairs satisfies an exponential function?
1. {(-2,1),(-8,2), (-32, 3), (-128, 4)}
2. {(-1,2),(0,10), (1, 50), (2, 250)}
3. {(1,2),(1,6), (1, 18), (1, 54)}
4. {(1,2),(2,4), (3, 6), (4, 8)}