Answer:
D
Step-by-step explanation:
The function will be zero when the numerator is equal to 0. So, set the numerator equal to 0 and solve:

I will use the quadratic formula:

Therefore, x = 9 is a 0. Let's check with subtracted root now:

It appears 0 is also a root.
Therefore, the answer is D.
Answer:
67
Step-by-step explanation:
7x9=63
63+4=67
20/10= 2
All you need to do is divide the number of hours it takes by the number of flower arrangments. So, it takes the florist 2 hours to assemble one flower arrangement.
I hope this helps!
~kaikers
Answer:
40 degrees
Step-by-step explanation:
180-140=40
15 to 19 was about a 27% in increase