Tiger sleeps 18 hours a day how much does he sleep in 8 weeks

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?

Solve -.016x= -16. need solving this

Find the length of the radius of a circle with the center at -7+2i and a point in the circle at 33+11i