Answer:
4.04 (idk how you want it rounded)
Step-by-step explanation:
1) Use TOA
the equation should look like: Tan30= x/7
2) multiply each side by 7 and you’re left with 7Tan30= x
3) in your calculator do 7x30Tan equals and you get your answer
S^2 + 9s - 142 > 2000
s^2 + 9s - 142 - 2000 > 0
s^2 + 9s - 2142 > 0
(s-42)(s+51) > 0
s - 42 > 0
s > 42
s + 51 > 0
s > -51.......will not work
answer is : s > 42
If you're talking about the books in between, it will/be 20 books
215,000 x 5.2% =11,180 quarterly compounded interested
quarter = 4 theres 4 quarters in a year
3years x 4 quarters= 12 quarters
12 quarters x 5.2% of 215,000 =
134,160(compounded interested)+ 215,000(money he owes) =
349,160