shemanti shemanti

18-06-2020
Mathematics

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simplify (3a-2b)²-2(3a-2b)(a+2b)+(a+2)²

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rubyrehkopf rubyrehkopf

18-06-2020

Answer: 4a2-20ab+12b2+4a+4

the 2 is squareing 4a and 12b

Step-by-step explanation:

expand move the parentheses

multiply the parentheses

collect like terms

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Аноним Аноним

18-06-2020

2. 2
4a - 20ab + 12b. +4a + 4

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