If f(x) is an exponential function where f(-4) = 20 and f (3.5) = 11, then find the value of f(-3.5), to the nearest hundredth.

What is the standard form of -5x^2+2x^4-11+x^3+3x

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

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.