Answer:
https://youtu.be/cqF6M25kqq4
Step-by-step explanation:
Answer:
3 n minus 4 represents the expression "four less than three times a number"
Given =
n=6,
r=1/4
a=2
Sn = a+ar+ar²+ar³+ar⁴+ar⁵= 2+0.5+0.125+0.03125+0.0078125+0.00195~ 2.67
Step-by-step explanation:
The last one.
-5 is notht included but 6 is.
Answer: it's C Sophie used the wrong height for the pyramid
It's Right cause I took the test.
Step-by-step explanation: