Hasil dari (3a+2)²-(a+5)² adalah.... Question from @rohmatulmaula

October 2018 2 11 Report

Hasil dari (3a+2)²-(a+5)² adalah

Shellox Mungkin =3a²+2²-a²+5² =3a²-a²+2²+5² =2a²+4+25 =2a²+29

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fiyaahh (3a+2)²-(a+5)²
=(3a+2)(3a+2) - (a+5)(a+5)
=(9a²+12a+4) - (a²+10a+25)
=8a²+2a-21

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