(a+b) (2a+b+1) tolong jawab
Matematika
andrika4
Pertanyaan
(a+b) (2a+b+1) tolong jawab
1 Jawaban
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1. Jawaban eripane05
(a+b) (2a+b+1)
= 2a(a) + a(b) + a(1) + 2a(b) +b(b) + b
= 2a² + ab + a + 2ab + b² + b