The second choice is not a relation.
The first and third choices have multiple (input, output) pairs that have the same input. Such a relation is not a function. Any time you see this, you know the relation is NOT a function.
The best answer is the 4th choice ...
... {(0, -9), (-9, 0), (-3, -3)}
A polynomial can only have one constant, since the constant is the one number being added or subtracted from the rest of the polynomial, and it is the only number that is not being multiplied by an x value.
Answer:
The arc length is
inches or 6.28 inches
Step-by-step explanation:
To solve this we are using the arc length formula:

where
is the arc length
is the radius of the circle
is the central angle in radians
We know from our problem that the central angle is
and the radius of the circle is 8 inches, so
and
. Let's replace the values to find
:




Answer:
Step-by-step explanation: