Graphing Radical Functions Answers
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1
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Which function has the same domain as ?
A
y = StartRoot 2 x EndRoot
B
y = 2 RootIndex 3 StartRoot x EndRoot
C
y = StartRoot x minus 2 EndRoot
D
y = RootIndex 3 StartRoot x minus 2 EndRoot
2
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What is the range of the function ?
A
Negative infinity less-than y less-than infinity
B
Negative 8 less-than y less-than infinity
C
0 less-than-or-equal-to y less-than infinity
D
2 less-than-or-equal-to y less-than infinity
3
Which function has the same domain as ?
A
y = StartRoot 2 x EndRootB
y = 2 RootIndex 3 StartRoot x EndRootC
y = StartRoot x minus 2 EndRootD
y = RootIndex 3 StartRoot x minus 2 EndRoot4
Which of the following is the graph of ?
A
On a coordinate plane, an absolute value curve opens down and to the right in quadrant 1 and starts at (0, 0).
B
On a coordinate plane, an absolute value curve opens down and to the left in quadrant 2 and starts at (0, 0).
C
On a coordinate plane, an absolute value curve opens up and to the right in quadrant 4 and starts at (0, 0). It goes through (5, negative 2).
D
On a coordinate plane, an absolute value curve opens up and to the right in quadrant 4 and starts at (0, 0). It goes through (5, negative 9).
5
What is the domain of the function ?
A
Negative infinity less-than x less-than infinity
B
0 less-than-or-equal-to x less-than infinity
C
3 less-than-or-equal-to x less-than infinity
D
6 less-than-or-equal-to x less-than infinity
6
The range of which function includes –4?
A
y = StartRoot x EndRoot minus 5
B
y = StartRoot x EndRoot + 5
C
y = StartRoot x + 5 EndRoot
D
y = StartRoot x minus 5 EndRoot
7
What is the domain of the function ?
A
Negative infinity less-than x less-than infinity
B
Negative 1 less-than x less-than infinity
C
0 less-than-or-equal-to x less-than infinity
D
1 less-than-or-equal-to x less-than infinity
8
How does the graph of compare to the graph of the parent square root function?
A
The graph is a horizontal shift of the parent function 2 units right.B
The graph is a horizontal shift of the parent function 2 units left.C
The graph is a vertical shift of the parent function 2 units up.D
The graph is a vertical shift of the parent function 2 units down.9
Which graph represents ?
A
On a coordinate plane, an absolute value curve opens down and to the right in quadrant 4 and starts at y = negative 4.
B
On a coordinate plane, an absolute value curve opens down and to the right in quadrant 1 and starts at x = 4.
C
On a coordinate plane, an absolute value curve opens down and to the right in quadrants 1 and 2 and starts at x = negative 4.
D
On a coordinate plane, an absolute value curve opens down and to the right in quadrant 1 and starts at y = 4.
10
Which function has the same range as ?
A
g (x) = StartRoot x minus 3 EndRoot minus 8
B
g (x) = StartRoot x minus 3 EndRoot + 8
C
g (x) = negative StartRoot x + 3 EndRoot + 8
D
g (x) = negative StartRoot x minus 3 EndRoot minus 8
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