find the domain and range of the function f(x)=1/√5-x
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shivansh222997:
thank you
but, how the domain is negative infinity?
pls reply
Answered by
27
f(x)=1/√x-5
√x-5≥0
=>x-5≥0 =>x≥5
Domain=[5,infinity)
y= 1/ √x-5
y square=1/x-5
y=[0,infinity)
√x-5≥0
=>x-5≥0 =>x≥5
Domain=[5,infinity)
y= 1/ √x-5
y square=1/x-5
y=[0,infinity)
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