Sthe relation {(3, 5), (–4, 5), (–5, 0), (1, 1), (4, 0)} a function? explain. type your answer below

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

What is the binomial expansion of (2x-3)^5

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)