Mark is solving the equation 4x^2 = 12x - 9 using the quadratic formula.


Which values could he use for a, b and c?


Question 6 options:


a = 4, b = -9, c = 12



a = 4, b = -12, c = 9



a = 4, b = 12, c = -9



a = 4, b = 9, c = -12