expand (a+3b-2c)root 2
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Heya friend,
(a+b+c)^2= a^2+b^2+c^2+2ab+2bc+2ca.
so, a^2+3b^2-2c^2+2a(3b)+2(3b)(-2c)+2(-2c)(a)
= a^2+9b^2+4c^2+6ab-12bc-4ac.
Hope helped u..
Please mark it as brainliest.
Thank u
(a+b+c)^2= a^2+b^2+c^2+2ab+2bc+2ca.
so, a^2+3b^2-2c^2+2a(3b)+2(3b)(-2c)+2(-2c)(a)
= a^2+9b^2+4c^2+6ab-12bc-4ac.
Hope helped u..
Please mark it as brainliest.
Thank u
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