soal :
(2x + y)² + (x + 2y + 1)
Matematika
tiyas53
Pertanyaan
soal :<br />(2x + y)² + (x + 2y + 1)
1 Jawaban
-
1. Jawaban Anonyme
Bab Aljabar
Matematika SMP Kelas IX
(2x + y)² + (x + 2y + 1) = (2x)² + 2 . 2x . y + y² + x + 2y + 1
= 4x² + 4xy +y² + x + 2y + 1
= 4x² + y² + 4xy + x + 2y + 1