Answer:
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Answer:
3 miles per min
Step-by-step explanation:
3 miles x 15 (min) = 45 mph
F(x) =√x : Right
f(x) = x² : Wrong
Domain: x> or = to Zero & for x<0 then x∈ C
f(x) > or = to zero. Yes Real
The domain is all real & positive numbers