If f(x)=ax-b/bx-a find f(a).f(1/a)-f(b).f(1/b)?

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl

If you could answer these your a life saver

Which of the following multiplication expressions can be modeled by the tiles shown? check all that apply. 8(3) = 24 6(4) = 24 (3)(12) = 36 24(3) = 72 3(8) = 24 2(12) = 24