5. (2a - 2b+ 3c)2 = ?
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Answered by
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4a-4b+6c
or maybe that was an exponent
4a^2+4b^2+9c^2-8ab-12bc+12ac
Have a nice day mate
Would feel obliged if you mark as the brainliest answer
Answered by
5
Answer:
(2a-2b+3c)²
(2a)²+(-2b)²+(3c)²+2*2a*(-2b)+2*(-2b)*3c+2*3c*2a
4a²+4b²+9c²-8ab-12bc+12ac
Hope you helps you....
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