azik2000
azik2000 azik2000
  • 16-03-2016
  • Mathematics
contestada

expand and simplify (p+9)(p--4)

Respuesta :

olemakpadu
olemakpadu olemakpadu
  • 16-03-2016
(p + 9) (p - -4)

(p +9)(p + 4)

p(p +4) + 9(p +4)

p*p + 4*p + 9*p +9*4

p² + 4p + 9p + 36

p² + 13p + 36

p² +13p + 36
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