miriannaennis miriannaennis

02-06-2020
Mathematics

contestada

Can someone help me with this?
(5+w)(w+4)

Respuesta :

floraandguapo floraandguapo

04-06-2020

Answer:

w^2+9w+20

Step-by-step explanation:

Apply the FOIL METHOD: (a + b) (c + d) = ac + ad + bc + bd

a = 5

b = w

c = w

d = 4

= 5w + 5 x 4 + ww + w x 4

= 5w + 5 x 4 + ww + 4w

Simplify 5w + 5 x 4 + ww + 4w:

w^2 + 9w + 20

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