A tuition scale for a state university shows an increase of $1,500 each year.

Part 1: If the initial cost was $23,000, what will the cost of tuition be in twenty five years? (5 points)

Part 2: In complete sentences, explain how an arithmetic sequence was applied. (4 points)

Question

A tuition scale for a state university shows an increase of $1,500 each year. 

Part 1: If the initial cost was $23,000, what will the cost of tuition be in twenty five years? (5 points) 

Part 2: In complete sentences, explain how an arithmetic sequence was applied. (4 points)

yttrium · Answer

Just be reminded that you can solve for part one using $$a _{n} = a _{1} + (n-1) d$$
Where n is 25th and a1 is 1,500

yttrium · Answer

@Sunshine447 , did you get it?

anonymous · Answer

not entirely... sorry, I was eating breakfast

yttrium · Answer

But did you encountered that formula or never?

anonymous · Answer

I have seen the formula before

yttrium · Answer

So, using the givens can you solve for An now?

anonymous · Answer

Look :
We have :
increase for 23 years = 23 . 1500 = ?
And to find :
23000+?=answer :)
And for b :
y=year
23000+y . 1500 = money 
If u have any problem in this or another send a massage :)