John took 600 mg of a medicine. Each hour, the amount of medicine in his body decreases by about 25%. Which function represents the amount of medicine in John’s body after x hours?

If f(x)=2x+2and g(x)=x^3, what is (g•f)(2)

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?