We need the exponents law
So if
a=3
b=1/2
then
where x represent every half a year.
Yes because removing the common factor is important. There are a few steps, then you can factor by regrouping. Hope this helps.
Answer:
Step-by-step explanation:
The rates are additive: you can calculate the<em> inlet </em>rate and the <em>outlet</em> rate and add them algebraically, i.e. the inlet rate will be positive and the outlet rate will be negative.
<u>1. Inlet rate:</u>
<u />
<u>2. Outlet rate:</u>
<u>3. Net rate:</u>
<u>4. Time to fill the vat</u>
7 and 1/2 mile because 2,640=1.5 miles
4-1.5=2.5+5=7.5