valele149 valele149

24-11-2020
Mathematics

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For the function: y = VX-7-1
The domain is :x>
The range is: y z
DONE

For the function y VX71 The domain is xgt The range is y z DONE class=

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xenia168 xenia168

24-11-2020

Answer:

Step-by-step explanation:

Function y = [tex]\sqrt{x-7}[/tex] - 1 is exist for x - 7 ≥ 0 ⇒ x ≥ 7

The domain is: x ≥ 7

If x = 7 , then [tex]y_{min}[/tex] = - 1

The range is: y ≥ - 1

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