Question

WRITE (2A+ 3b-c race to power 2) in the expanded form​

Answer 1

Answer:

Formula,

(a−b−c)  2  =a  2 +b  2  +c  2  −2ab+2bc−2ac  

(2a−3b−c)  2  =(2a)  2  +(3b)  2  +c  2  −2(2a)(3b)+2(3b)c−2(2a)c  

=4a  2  +9b  2  +c  2  −12ab+6bc−4ac

Step-by-step explanation:

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