In need the answer to this question

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?

Which equation is y = -6x2 + 3x + 2 rewritten in vertex form?

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?