193k views
0 votes
Factoring Perfect Cubes:
What is 250x^4 + 128x factored completely?

1 Answer

7 votes
250x⁴ + 128x
2x(125x³) + 2x(64)
2x(125x³ + 64)
2x(125x³ + 100x² - 100x² + 80x - 80x - 64)
2x(125x³ + 100x² + 80x - 100x² - 80x - 64)
2x(5x(25x²) + 5x(20x) + 5x(16) - 4(25x²) - 4(20x) - 4(16))
2x(5x(25x² + 20x + 16) - 4(25x² + 20x + 16))
2x(5x - 4)(25x² + 20x + 16)
User Hungndv
by
7.7k points

Related questions

asked Dec 14, 2018 21.8k views
Fastidious asked Dec 14, 2018
by Fastidious
7.7k points
1 answer
4 votes
21.8k views
asked May 10, 2021 197k views
Haseeb Akhtar asked May 10, 2021
by Haseeb Akhtar
8.3k points
1 answer
2 votes
197k views