If you apply the changes below to the quadratic parent function, f(x) = x2, what is the equation of the new function?
• Shift 1 unit left.
• Vertically stretch by a factor of 3.
• Reflect over the x-axis.
A. g(x) = -3x2 - 1
B. g(x) = -3(x+ 1)2
c. g(x) = -3(x - 1)
D. g(x) = (-3x + 1)2