1001 Great Ideas for Teaching and Raising Children with Autism or Asperger's

1001 Great Ideas for Teaching and Raising Children with Autism or Asperger's

Matematika Sekolah Menengah Pertama aljabar (2x - 1)(x - 3) tolong dong kak besok di kumpul​

aljabar (2x - 1)(x - 3) tolong dong kak besok di kumpul​

Jawab:

aljabar
perkalian

(2x - 1)(x - 3) =
= 2x(x - 3) - 1 (x - 3)
= 2x² - 6x - x +  3
= 2x² - 7x +  3

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