jaslynnsanandres jaslynnsanandres

27-10-2020
Mathematics

contestada

(a-10)(a+10)= i need ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

a10a10 i need ASAP class=

Respuesta :

Aiden13579 Aiden13579

27-10-2020

Answer:

A ro the second power-100

Answer Link

27-10-2020

Answer:

a²-100

Step-by-step explanation:

FOIL

Front

Outer

Inner

Last

Front = a x a

a²

outer = a x 10

10a

inner = -10 x a

-10a

last = -10 x 10

-100

a²+10a-10a-100

combine like terms

a²-100

Answer Link

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