How many solutions does this graph have?
Y=x^2+4x+5

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?

For the equations below which statement is true ? -2x=14 6x=-42

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2