
The slope is 5/3
For the graph, we have to see that (3,5) and (21,35) are in the line, , or that the equation of the line is

In the case A), a point in the line is (3,5) so the answer is A.
Answer:
.
Step-by-step explanation:
The given infinite series is
.
The first term of this series is
.
The common ratio is
.
.
The sum of this infinite series is given by the formula,

We now substitute all the above values in to this formula obtain,

This implies that,

This simplifies to,

.
The correct answer is C.
Answer:
$500 would be better, for 4 months only...
the slope is -6/5. This is because it goes down 6, and then to the right for 5. You can also use the slope formula to solve this.
Answer:
B.
Step-by-step explanation: