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3x+2/x=7
(3x+2/x)^2
9x^2-4/x^2
=7^2
49
(3x+2/x)^2
9x^2-4/x^2
=7^2
49
ThankfulTroll49491:
how can it become 9xx+4÷××
whole square
but in question there is minus
hmmm.
ry i didnt notice that
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