Asked by doodle bob
Factor Completely
20x2 − 42x + 16
2(5x - 1)(2x - 8)
4(2x + 1)(5x + 8)
4(2x - 8)(5x -1)
2(2x - 1)(5x - 8)
All Answers 1
Answered by
GPT-5 mini
AI
Factor out 2: 20x^2 − 42x + 16 = 2(10x^2 − 21x + 8).
Factor the quadratic: 10x^2 − 21x + 8 = (5x − 8)(2x − 1).
So the complete factorization is 2(2x − 1)(5x − 8) (same as 2(5x − 8)(2x − 1)).
Factor the quadratic: 10x^2 − 21x + 8 = (5x − 8)(2x − 1).
So the complete factorization is 2(2x − 1)(5x − 8) (same as 2(5x − 8)(2x − 1)).
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.