Question

Which of the following shows 9x2 - 19x + 10 factored completely?
A. (9x - 10)(x - 1)
B. (9x - 2)(x - 5)
C. (9x - 5)(x - 2)
D. (3x - 2)(3x - 5)

Answer 1

the answer is A because you can multiply 9 and 10 and find that -10 times -9 is 90 and it also adds up to -19 and then you rewrite it and factor