Find the critical numbers of the function. (Enter your answers as a comma-separated list.) f(x) = 10x2 + 6x

Evaluate the integral. (sec2(t) i t(t2 1)8 j t7 ln(t) k) dt

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take