Radical Equations and Extraneous Roots — Unit test Answers
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21
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What is the domain of the function ?
A
x greater-than-or-equal-to negative 5
B
x greater-than-or-equal-to 2
C
x greater-than-or-equal-to 5
D
x greater-than-or-equal-to 10
22
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If the range of and the range of are the same, which statement is true about the value of m?
A
m can only equal 1.B
m can be any positive real number.C
m can be any negative real number.D
m can be any real number.23
Which describes how to graph by transforming the parent function?
A
Translate the parent function 5 units to the left and 7 units up.B
Translate the parent function 5 units to the right and 7 units up.C
Translate the parent function 5 units down and 7 units to the right.D
Translate the parent function 5 units up and 7 units to the right.24
Which function is undefined for x = 0?
A
y = RootIndex 3 StartRoot x minus 2 EndRoot
B
y = StartRoot x minus 2 EndRoot
C
y = RootIndex 3 StartRoot x + 2 EndRoot
D
y = StartRoot x + 2 EndRoot
25
What is the simplified form of the following expression?
A
6 StartRoot 2 EndRoot
B
18 StartRoot 2 EndRoot
C
30 StartRoot 2 EndRoot
D
36 StartRoot 2 EndRoot
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