Answer:
A good rule is to change 10 to 15 percent of the water each week. If your tank is heavily stocked, bump that up to 20 percent each week. A lightly stocked aquarium can maybe get by for two to four weeks, but this should be the maximum length of time between water changes.
Step-by-step explanation:
This is the correct answer you want
Please follow me
Rises up 3 and run is 2 so your answer is 3/2
Working is attached: 2x^3 - 4x^2 + 5x - 6 remainder 3
