4x² - x + 3 = 0
a.45
b.-45
c.47
d.-47

2x² -3x -10 = 0
a.71
b.-71
c.89
d.-89

x² - 14x + 49 = 0
a.0
b.392
c.-392
d.1

4x² - 2x - 6 = 0
a.92
b.-100
c.100
d.0

2x² - x - 3 = 0
a.25
b.-25
c.0
d.23

x² - 14x + 49 = 0
a. real, rational, equal
b. real, rational, not equal
c. real, irrational, not equal
d. no real roots

2x² - 3x - 10 = 0
a. real, rational, equal
b. real, rational, not equal
c. real, irrational, not equal
d. no real roots​