In which expression should the exponents be multiplied?
a. (5^3)-4
b. (1/3)^4*(1/3)^7
c. 3^7/3^15
d. 4^5*4^2

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?

Determine the required value of the missing probability to make the distribution a discrete probability distribution. x p(x) 3 0.23 4 ? 5 0.51 6 0.08 p(4) = nothing  (type an integer or a decimal.)