Answer:

Step-by-step explanation:
(f g)(x) is equal to f(x) times g(x). So you just need to multiply both of the equations together. Use the foil method to multiply (x+2)(x-4)

I have attached an image to better explain the foil method
Answer:
264 ft/sec
Step-by-step explanation:
We need to use the conversion factors
5280 ft/ 1 mi, 60 min/ 1 hr , and 60 sec/1 min
180 miles 1 hour 1 min 5280 ft
----------------- * ----------------- * ------------ * ---------------
hour 60 minutes 60 sec 1 miles
The hours, minutes and miles cancel are we are left with ft/sec
180 *5280 ft
----------------- * -----------------
60*60 sec
264 ft/sec
Answer:
???
Step-by-step explanation:
theres no triangle
I believe that it is B. Hope this helps!