The Cube Root Function — Unit test Answers
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21
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Which equation demonstrates the multiplicative identity property?
A
(negative 3 + 5 i) + 0 = negative 3 + 5 i
B
(negative 3 + 5 i ) (1) = negative 3 + 5 i
C
(negative 3 + 5 i) (negative 3 + 5 i) = negative 16 minus 30 i
D
(negative 3 + 5 i) (3 minus 5 i) = 16 + 30 i
22
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Solve for in the equation .
A
x = 6 plus-or-minus 3 StartRoot 10 EndRoot
B
x = 6 plus-or-minus 2 StartRoot 7 EndRoot
C
x = 12 plus-or-minus 3 StartRoot 22 EndRoot
D
x = 12 plus-or-minus 3 StartRoot 10 EndRoot
23
Which equation has a graph that lies entirely above the x-axis?
A
y = –(x + 7)2 + 7B
y = (x – 7)2 – 7C
y = (x – 7)2 + 7D
y = (x – 7)224
Solve for in the equation .
A
x = negative 4 plus-or-minus StartRoot 37 EndRoot i
B
x = –4 ± 5iC
x = 4 plus-or-minus StartRoot 37 EndRoot i
D
x = 4 ± 5i25
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.Did you find these answers helpful?
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