The function f is given by f(x)= (x-2) (x+4) . Without using graphing technology, answer the following questions.(graph included) What are the x-intercepts of the graph representing f?

help, please!

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder