Answer:
a=4, b=5/2
Step-by-step explanation:
Assuming the given equation is

We expand the left hand side to get:

If this equation must have infinitely many solutions, then

Also we must have

Put a=4 to get:


The increased income is affecting Tristan's financial decisions as now he is spending more as well as saving more.
The correct answer is option B.
Tristan is earning quite a bit more in his full time job. He is spending more on rent, utilities, food, and entertainment, as well as saving $350 each month.
I believe if i am getting your context right, the answer is 0.64
In this specific case, the <em>initial term</em> (a) is 5 and the <em>common ratio</em> (r) is -2
Henceforth, after determining what a and r are, we use the formula for the <em>nth term</em>. Which is:

Therefore, the 14th term is :

Hope it helps!