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



Answer:
inequality is n< with the line under 12 or n= , with the line under it 12
Step-by-step explanation:
Answer:
i don't now
Step-by-step explanation:
Answer:
x = 7
Step-by-step explanation:
Parallel lines so their the same
11x - 2 = 75
add 2 to both sides
11x = 77
divide both signs with 11
x = 7
Answer:
850- 475= 375 increase over 2 months.
375 ÷2= $187.50