Use a graphing calculator to sketch the graph of the quadratic equation, and then state the domain and range. y = 2 x squared minus x + 3
a.
D: all real numbers
R: (y greater-than-or-equal-to 2.875)
c.
D: (y less-than-or-equal-to negative 0.25)
R: (y less-than-or-equal-to 2.875)
b.
D: all real numbers
R: (y less-than-or-equal-to 3)
d.
D: all real numbers
R: (y less-than-or-equal-to 3.125)