Answer in simplified expression: 5a+4
the first one y= 4x (8 - x)
Answer:
$300
Step-by-step explanation:
if you deviled $600 by 2 weeks it = $300 a week.
The sum of a geometric sequence is:
s(n)=a(1-r^n)/(1-r) in our case:
s(n)=3(1-4^n)/(1-4)
s(n)=-(1-4^n)
s(n)=(4^n)-1 and s=1023
(4^n)-1=1023
4^n=1024
n ln4=ln1024
n=(ln1024)/(ln4)
n=5
