Mathematics
Junior High
Solved

途中式を教えて欲しいです🙇‍♀️
答えは4ab+4bcです

圏5)(a+b+c)1(aーb+c)?

Answers

Answers

=(2a+2c)(2b)
=4ab+4bc
和と差の積使えば出来ますよ!

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