kevinmoore2884
24.12.2019 •
Mathematics
Is f(x)=x^2+2 a one to one function? explain why or why not!
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Ответ:
No. See below.
Step-by-step explanation:
Lets put x = 1:-
f(1) = 1^2 + 2 = 3.
Now let x = -1:
f(-1) = (-1)^2 + 2 = 3.
So f(x) is not a one-to-one function.
It is a many to one function.
Ответ:
A: The easiest to solve for is x in the first equation.
Step-by-step explanation:
The X in the first equation is the only one without a coefficient.