Hello there

I am looking for some help on this thank you.

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?

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder

Write the equation in general quadratic form: plz !