4. In 2012, there were 12,458 fish in Hound's Tooth Lake. After years of drought, there were only 968 fish in 2017. What is the rate of change in the population of fish for 2012-2017?

Abcd is a square. what is the measure of angle bac

The relative growth rate for a certain type of fungi is 60% per hour.a small culture has formed and in just 6 hours the count shows to be 20,273 fungi in the culture.what is the initial number of fungi in the culture?

Add: (6x^2-5x+3) + (3x^3+7x-8) a. 9x^2+12x-5 b. 9x^2+2x+11 c. 9x^2+2x-5 d. 9x^2-2x+5