A $15 t-shirt is selling for $10.50. What percent discount is this off the normal price?
2 answers:
You might be interested in
B)
This is the only fraction that converts into 7.3 (location of point a).
Let me convert it for you
The location of point A is 7.3
Answer:
Step-by-step explanation:
You have a vertex coordinate and 2 points. In order to write the equation for that parabola, you only need the vertex and one point. We will fill in the following work form of the parabola:
, where h and k are from the vertex and x and y are from the point. Filling in:
and
and
and
9 = 9a s0
a = 1.
Now we can write the equation, filling in a, the only unknown we had, which we now know is 1: