Calculate the average rate of change of the function f(x) = 3x2 over the interval 1 ≤ x ≤ 5. a) 4 b) 18 c) 36 d) 48

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

Select the quadratic that has root x = 8 and x = -5

Find two numbers if their sum is 91 and the ratio is 6: 7?