Answer:

Step-by-step explanation:
Geometric sequences:
The nth term of a geometric sequence is given by the following equation.

In which r is the common ratio.
This can be expanded for the nth term in the following way:

In which
is the first term.
In this question:

a. If the pattern continues, what explicit formula can be used find the distance of the nth swing?


Answer:
Hope the picture will help you
Answer: 3/4
Step-by-step explanation:
Answer:
You would multiply the x component by -2
Step-by-step explanation:
(-2) (-2x-5y)=-2(-1)
4x+10y=2
4x+2y=8
set both equal to 4x
4x=2-10y
4x=8-2y
2-10y=8-2y
-6=8y
y=-6/8
y=-3/4
4x + 2(-3/4) = 8
4x=38/4
x=38/16
x=19/8