C) point-slope
the formula for point-slope form is always:
y-y1=m(x-x1) which matches C.
Answer:
i think its b or c i had this before so i might have forgoten
Step-by-step explanation:
You need to divide number by 100
7.2/100=0.072

We are trying to isolate
. Subtract
from both sides. 
Find the square root of both sides. 
<em>Note: I've attached a graph of
.</em>