Answer:

Step-by-step explanation:
Explicit formula is used to represent all the terms of the geometric sequence using a single formula.

Here, a is the first term.
r is the common ratio.
r = second term ÷ first term
4, 8,16,32,64,.....
a = 4
r = 8 ÷4 = 2



I believe [B] is correct. Im not totally sure, but I am leaning to that
Answer:
7:30
Step-by-step explanation:
Half past 5 would be 5:30.
An hour is 60 minutes, half of 60 is 30
In order to find the time two hours later we must add 2 to 5:30
5:30+2=7:30
Answer:
line EF all of the lines pass over those 2 points