Use the discriminant to determine the number and type of solutions for the equation x^2+49=14x
 (A). This equation has 1 real solution and one imaginary solution because the discriminant is negative.
 (B). This equation has 2 imaginary solutions because the discriminant is negative.
 (C). This equation has 2 real solutions because the discriminant is positive.
 (D). This equation has 1 real solution because the discriminant is 0.