AnswersFL-1200330-Algebra 2 Sem 1 - FlexSquare Root Functions

Square Root Functions Answers

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Which equation is the inverse of y = 16x2 + 1?

A
y = plus-or-minus StartRoot StartFraction x Over 16 EndFraction minus 1 EndRoot
Option A
B
y = StartFraction plus-or-minus StartRoot x minus 1 EndRoot Over 16 EndFraction
Option B
C
y = StartFraction plus-or-minus StartRoot x EndRoot Over 4 EndFraction minus one-fourth
Option C
D
y = StartFraction plus-or-minus StartRoot x minus 1 EndRoot Over 4 EndFraction
Option D
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What is the domain of the function ?

Question illustration
A
Negative infinity less-than x less-than infinity
Option A
B
Negative 4 less-than-or-equal-to x less-than infinity
Option B
C
0 less-than-or-equal-to x less-than infinity
Option C
D
4 less-than-or-equal-to x less-than infinity
Option D
23

If the domain of the square root function f(x) is , which statement must be true?

Question illustration
A
7 is subtracted from the x-term inside the radical.
B
The radical is multiplied by a negative number.
C
7 is added to the radical term.
D
The x-term inside the radical has a negative coefficient.
24

Which equation is the inverse of y = 100 – x2?

A
y = plus-or-minus StartRoot 100 minus x EndRoot
Option A
B
y = 10 plus-or-minus StartRoot x EndRoot
Option B
C
y = 100 plus-or-minus StartRoot x EndRoot
Option C
D
y = plus-or-minus StartRoot x minus 100 EndRoot
Option D

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