Please help I need the answers for a test

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =

3c2 + 2d)(–5c2 + d) select all of the partial products for the multiplication problem above.