Tolong! tentukan hasil perkalian berikut kemudian sederhanakan (7-x) . (7x-1)
Jawaban Terkonfirmasi
(7 – x) (7x – 1)
= 49x – 7 – 7x² + x
= 50x – 7x² – 7
(7 – x) . (7- 1)
=7.7 – 7.1 – x.7 – x.1
=49 – 7 – 7x – 2x
=49 – x – 2x
=49 - 2x
Tolong! tentukan hasil perkalian berikut kemudian sederhanakan (7-x) . (7x-1)
(7 – x) (7x – 1)
= 49x – 7 – 7x² + x
= 50x – 7x² – 7
(7 – x) . (7- 1)
=7.7 – 7.1 – x.7 – x.1
=49 – 7 – 7x – 2x
=49 – x – 2x
=49 - 2x