dishonnabrownpcn6i2 dishonnabrownpcn6i2
  • 01-04-2020
  • Mathematics
contestada

Multiply (5a+7)(5a-7)

Multiply 5a75a7 class=

Respuesta :

Milanifaye
Milanifaye Milanifaye
  • 01-04-2020

Answer:

25a^2-49

Step-by-step explanation:

1)use FOIL

F=first

O=out

I=inside

L=last

5a*5a+5a*-7+7*5a*7*-7

25a^2-35a+35a-49

25a^2-49

Hope this helps!

Answer Link
latoriab
latoriab latoriab
  • 01-04-2020
=25a^2-49
Steps
1)Simplify:(5a)^2-7^2
2)evaluate:25a^2-49
Answer Link

Otras preguntas

deindustrialization was a problem in the 1920s but has decreased since then true or false
which of the following is the best definition of government? the entity that makes and enforced public policy the entity that negotiates treaties with foreign
Describe a situation where you resisted peer pressure.
How do you say “am I the kind of person you find interesting?” In German
Why was the Albany Plan of Union unacceptable to the colonies? The Albany Plan of the Union provided a weak central government. The Albany Plan of the Union gav
The american academy of pediatrics recommends adoptive parents do what?
Each trip, a bus drops off more fans at a concert. On the first trip, the bus dropped off 30. On the 14th trip, which was the last one, the bus dropped off 95 f
Select all that apply. Identify which element(s) should not be included in a resumé. business letter format education/training contact information objective emp
Please HELP NEEDED ASAP APPRECIATED !! Brainlestwill be given
What role did the almoravids play in the decline of Ghana