Question No. 12 with full answer.
(15 Points)
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(a+b+c)^2=a^2+b^2+c^2+2ab+2bc+2ca
so (√2x+2y-√3z)^2=2x^2+4y^2+3z^2+4√2xy-4√3yz-2√6xz
this is Ur required result
so (√2x+2y-√3z)^2=2x^2+4y^2+3z^2+4√2xy-4√3yz-2√6xz
this is Ur required result
Anonymous:
your math's giod
good*
hmm i also thinks so
hahaha
Ur maths is not good Robin
It's too good
Haha
hahaha
I know about ur maths
hmmm
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