Remove unnecessary parenthesis.
-5k 3 - 6k +1 - 6k 2 + 5k (simplify each term) -15k - 6k + 1 - 12k +5k = -28k +1
Answer: 28k + 1
Answer:
the full question isn't there. what do you need to find the number of??
Amount after 9 years = 3600( 1 + 0.024)^9 = $4456.58
The correct answer is 1 inch.