Let f(x) = x 7 and g(x) = x − 4. find f(x) ⋅ g(x).

If kn = 9 cm, mn = 21 cm, rs = 42 cm, and ps = 18 cm, what is the scale factor of figure klmn to figure pqrs?

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form