Using the quadratic formula to solve 7x2 – x = 7, what are the values of x?
A
StartFraction 1 plus-or-minus StartRoot 195 EndRoot i Over 14 EndFraction
B
StartFraction 1 plus-or-minus StartRoot 197 EndRoot Over 14 EndFraction
C
StartFraction 1 plus-or-minus StartRoot 195 EndRoot Over 14 EndFraction
D
StartFraction 1 plus-or-minus StartRoot 197 EndRoot i Over 14 EndFraction