Help ??? i need the answer

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?

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi

The statement tan theta= -12/5, csc theta=-13/12, and the terminal point determained by theta is in quadrant two