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You can create printable tests and worksheets from these Grade 9 Functions questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

1 2 3
A function which has a constant difference per interval is
1. Linear
2. Exponential
3. Logarithmic
4. None of the above
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)}
Multiply. $sqrt(33p)sqrt(6p)$
1. $sqrt(198p^2)$
2. $3psqrt22$
3. $3sqrt(22p)$
4. $9p^2sqrt(22)$
A function which has a constant factor per interval is
1. Linear
2. Exponential
3. Both
4. None of the above
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
Simplify the following expression.
$3y^2 - 6y + 2 + 3y^2 + 8y$
1. $8y^2 +2$
2. $6y^2 +2 +14y$
3. $6y^2 + 2 - 14$
4. $6y^2 +2y + 2$
Simplify the following expression.
$-5x - 2( 2x -4) - 5$
1. $-9x + 3$
2. $1x +3$
3. $-9x - 13$
4. $1x -13$
Find the Domain and Range.

{ (3, 1), (7, 5), (4, 8), (0, 6), (8, 0) }
1. Domain : { 1, 2, 3, 4, 9 } Range : { 2, 3, 7 }
2. Domain : { 0, 3, 4, 7, 8 } Range : { 0, 1, 5, 6, 8 }
3. Domain : { 2, 4, 7, 8 } Range : { 1, 4, 5, 6, 9 }
4. Domain : { 1, 2, 3, 6, 9 } Range : { 2, 4, 7, 8, 9 }
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
Find the Domain and Range.

{ (0, 2), (9, 3), (3, 7), (6, 3), (7, 3) }
1. Domain : { 0, 1, 3, 5, 9 } Range : { 1, 2, 3, 4, 8 }
2. Domain : { 0, 3, 6, 7, 9 } Range : { 2, 3, 7 }
3. Domain : { 2, 4, 7, 8 } Range : { 1, 4, 5, 6, 9 }
4. Domain : { 0, 3, 4, 7, 8 } Range : { 0, 1, 5, 6, 8 }