What expression represents the profit, and what is the profit if 240 cell phones are sold? 40x – 30; $2,400
40x – 30; $9,570
70x + 50; $16, 850
70x + 50; $28,800​

5.(04.07) two different plants grow each year at different rates, which are represented by the functions f(x) = 4* and g(x) = 5x + 2. what is the first year the f(x) height is greater than the g(x) height? year 3 year 0 year 2 year 1

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

Me, prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle using the parallelogram method and a rectangle method.