Answer:
The first choice is correct.
Step-by-step explanation:
First work out the common ratio r:-
a2 = a1r and a5 = a1 r^4
So r^3 = a1r^4 / a1r = 256/ 108
r = cube root (256/-108) = 4/3
So the explicit formula is 108(4/3)^(n-1)
Answer:
slope: undefined
Step-by-step explanation:
vertical line slope = (y-y') / (x-x')
x-x' = 0
slope: undefined
Answer:
A is 30 inches
b is Yes
c
Step-by-step explanation:
Answer:
20/9
Step-by-step explanation:
If there are
groups of people, each consisting of 4 people, then there is a total of
people. Including the 8 employees, you have a grand total of
people attending the screening. There has to be less than 80 people allowed in, so the appropriate inequality would be
