Question: y= f(x)= sqrt(x-1) is the function increasing or decreasing? is the function monotonic? why? is the function convex or concave? why? is it continuous? why?
y= f(x)= \sqrt(x-1)
is the function increasing or decreasing?
is the function monotonic? why?
is the function convex or concave? why?
is it continuous? why?
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