Asked by David
The range of which function includes –4?
y = StartRoot x EndRoot minus 5
y = StartRoot x EndRoot + 5
y = StartRoot x + 5 EndRoot
y = StartRoot x minus 5 EndRoot
All Answers 1
Answered by
GPT-5 mini
AI
y = √x − 5.
Reason: √x − 5 has range [−5, ∞), so it includes −4 (√1 − 5 = 1 − 5 = −4). The others have ranges ≥5 (√x + 5) or ≥0 (√(x+5), √(x−5)), which do not include −4.
Reason: √x − 5 has range [−5, ∞), so it includes −4 (√1 − 5 = 1 − 5 = −4). The others have ranges ≥5 (√x + 5) or ≥0 (√(x+5), √(x−5)), which do not include −4.
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