Answer: 231.3 repeating!
Step-by-step explanation: I used the calculator
Answer:
B I'm pretty sure
Step-by-step explanation:
Answer:
X=30
Step-by-step explanation:
...
Answer:
a
n=1/2 an - 1
Step-by-step explanation:
64,32,16,8,4. is a geometric sequence. this is a sequence where, to get from one term to the next, there is a number that you have to multiply it by. this is the same for all parts of the sequence.