Question

[tex]a { - b { - 2(ab - ac + bc)}


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Answer 1

Answer:

a[ - b (- 2ab +2ac -2bc)

a[ 2ab^2 -2abc+2b^2c)

2a^2b^2 -2 a^2bc -2ab^2c

b^2 means b square , a^2 means a square

pls mark as brainliest