Answer:
2(2x^2 - x + 1)
Step-by-step explanation:
you write you problem 9x^2 - 2x - 5x^2 + 2 = 2(2x^2 - x + 1)
You collect the like terms by subtracting their coefficients
(9-5)x^2
Subtract the numbers
4x^2
4x^2 - 2x + 2
Factor out 2 from the expression
2(2x^2 - x + 1)