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Duffy
Mathematics
15 December, 09:59
Simplify (3a-2b) ²-2 (3a-2b) (a+2b) + (a+2) ²
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Luciano Wise
15 December, 10:11
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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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Isabell
15 December, 10:21
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2. 2
4a - 20ab + 12b. + 4a + 4
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