Hello.
is a quadratic function, because it has an
(x squared, or x times x) term.
Here's what linear functions look like:

A graph of a linear function is a line.
Quadratic functions look like so:

A graph of a quadratic function is a parabola.
Therefore, the given function is a quadratic function.
I hope this helps.
Have a nice day.

Answer:
Function
Step-by-step explanation:
Yes, the graph is a function. For each x value, there is a unique y value that corresponds with it.
A graph can also be tested as a function by using the popular "vertical-line test".
Answer:
Point B is
Step-by-step explanation:
Answer:
easy
Step-by-step explanation:
1+2=92
Answer:
56.3cm
Step-by-step explanation:
Check attachment