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Interpreting Parameter Changes in Expressions
Worksheet
Grade Level
Algebra II
ALG2.48 Interpreting Parameter Changes in Expressions
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Compare y=sqrt(x+5)-1 and y=-sqrt(x+5)-1. Which statement best explains the parameter change?
A
The graph shifts left 5 and up 1, but still starts at (0,0).
B
The second graph keeps the same starting point (-5,-1) and reflects across the line y=-1.
C
The negative sign moves the domain from x>=-5 to x<=-5.
D
The second graph has a different starting point because the coefficient changes sign.
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