54.3k views
3 votes
1.Выполните действия:

а) (а^2– 2b)^2
б) (-7x — 1)^2
в) (-5а +2в^4)^2
г) (x-12)(х+ 12)
д) (- 4n^3 +7)(4n^3+7)​

User Ali Ahmed
by
5.4k points

1 Answer

3 votes

Answer:

Explanation:

a. a^4 - 2ab^2 - 2ab^2 + 4b^4 = a^4 - 4ab^2 + 4b^2

b. 49x^2 - 14x + 1

c. 25a^2 - 20ab^4 + 4b^8

d. x^2 - 144

e. -16n^6 - 28n^3 + 28n^3 + 49 = -16n^6 + 49

User Christian Beer
by
4.7k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.