You gave no options but the simplest way to solve this is to set it equal to all of the answers to see if it is correct.
The answer to your question is 300,000
588.44 if you mean when they are multiplied together.
It would be D , please tell me if I’m correct
First factor out that -2
y=-2(x^2-4x+3)
what 2 number muitply to 3 and add to -4
-1 and -3
y=-2(x-3)(x-1)