If n = 2 + 6m and p = 2/n, what is the value of p when m = -1/2?

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply