Упростить : (a+2)/a2:(a+2)/(a-3a2)

Question

Упростить :
(a+2)/a2:(a+2)/(a-3a2)

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Answer 1

( ( а + 2 )/а² ) : ( ( а + 2 )/( а - 3а² )) = ( ( а + 2 )/а² ) : ( ( а + 2 )/( ( а( 1 - 3а )) =
= ( 1 - 3а ) / а