What are the x-intercepts of the function f(x) = -2x2 – 3x + 20?
SERE
0 (44, 0) and (2)
oh, o) and (4,0)
0 (-5, 0) and (2,0)
(-2, 0) and (5,0)

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?

How do i do this activity, is appreciated

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x