In texas, the population of a species of bats is decreasing at a rate of -0.021 per year. the population was 22,000 in 2010. according to the function, a(t) = a0e(kt) , what is the predicted population in 2015?

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

Solve the equation by completing the square. x^2+2x=17

Elizabeth claims that the fourth root of 2 can be expressed as 2^m since (2^m)^n = 2. find the values of m and n for the case where elizabeth's claim is true.