joselyn84 joselyn84
  • 03-07-2018
  • Mathematics
contestada

find the product
(a+4b)(2a-b)

Respuesta :

choixongdong
choixongdong choixongdong
  • 03-07-2018
(a+4b)(2a-b)

Using FOIL

= 2a^2 -ab + 8ab - 4b^2
= 2a^2 + 7ab - 4b^2

hope it helps
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