Answer:
4(x-3)(x+6)
Step-by-step explanation:
We factor out the 4 first since all numbers are divisible by 4. That leaves us with x^2+3x-18.
Then we factor this to get (x-3)(x+6).
So the factored form of the equation is 4(x-3)(x+6)
1,347 = 1.347 x 10^3
2,156 = 2.156 x 10^3
9,200,000 = 9.2 x 10^6