Answer: 1 3/4 is your mixed fraction and 7/4 is the improper fraction.
Step-by-step explanation:
Hello there.
To answer this question, we need to remember some properties about the vertex of quadratic functions.
Let
. Its vertex can be found on the coordinates
such that
and
, in which
.
Using the coefficients given by the question, we get that:

Thus, we have:

So the statement is true, because the
coordinate of the vertex of the function is equal to 
Answer:
16.65
Step-by-step explanation: