2а³-54 = 2(а³-27) = 2(а-3)(а²+3а+9).
4а²-12ах+9х²+4а-6х = (2а-3х)²+2(2а-3х) = (2а-3х)(2а-3х+2).
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
2а³-54 = 2(а³-27) = 2(а-3)(а²+3а+9).
4а²-12ах+9х²+4а-6х = (2а-3х)²+2(2а-3х) = (2а-3х)(2а-3х+2).