Answer:
B
Step-by-step explication:
(1/4)/(3/8)=(2/3)
Answer:
Step-by-step explanation:
a1 = - 2
an = a1 * r^(n - 1)
a6 = -486
-486 = - 2 * r^(6-1) Divide by 2
243 = r^5
The largest value that r could be is 3.
4^5 = 1024
(243)^(1/5) = 3
So the general formula
an = -2*(3)^(n - 1)
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Answer:
a 80
Step-by-step explanation:
7200 / 90 = 80
