180 Days of Practice for 4th Grade (Set of 3), Assorted Fourth Grade Workbooks for Kids Ages 8-10,

180 Days of Practice for 4th Grade (Set of 3), Assorted Fourth Grade Workbooks for Kids Ages 8-10,

Matematika Sekolah Menengah Atas tentukan hasil dari (6×+7) (-×+4)​

tentukan hasil dari (6×+7) (-×+4)​

Jawaban:

* (6x + 7)(-x + 4

-6x² + 11

* (6x + 7)(-x + 4)

6x + 7 = 0

6x = -7

x = -7 per 6

* -x + 4 = 0

-x = -4

x = 4

Nb. Kalau salah maaf ya... Agak² lupa sekaligus ragu :)

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