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Radical Functions and Domain Restrictions
Grade Level
ACT Prep
ACTM.134 Radical Functions and Domain Restrictions
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A graph has endpoint (9, -6), passes through (5, 2), and extends left and up. Which equation matches it?
A
y = -4sqrt(9 - x) - 6
B
y = 4sqrt(9 - x) - 6
C
y = 2sqrt(9 - x) - 6
D
y = 4sqrt(x - 9) - 6
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