a motorboat takes 5 hours to travel 150 miles going upstream. the return trip takes 3 hours going downstream. what is the rate of the boat in still water and wat is the rate of the curent

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

Me find the value of x each figure.

Interpret the following expression (5y^2-7)^3/(2y)^2