因式分解5x눀-2x+1⼀5

2025-03-07 10:55:05
推荐回答(3个)
回答1:

5x²-2x+1/5
=5(x²-2/5x+1/5²)
=5(x-1/5)²

回答2:

原式=1/5(25x²-10x+1)
=1/5(5x-1)²

回答3:

5x²-2x+1/5
=(5X-1)(X-1/5)