koiralasaral34
koiralasaral34
16-08-2021
Mathematics
contestada
simplify (a+1/a)^2-(a-1/a)^2
Respuesta :
FancyBun
FancyBun
16-08-2021
Answer: 4/a
Explanation:
(a+1/a)^2 - (a-1/a)^2
= (a^2 + 2a + 1)/a^2 - (a^2 - 2a + 1)/a^2
= (a^2 + 2a + 1 - a^2 + 2a - 1)/a^2
= 4a/a^2
= 4/a
Answer Link
VER TODAS LAS RESPUESTAS ( 91+ )
Otras preguntas
At Video Shack, movie rentals cost $3.99 each. the cost of renting three movies and one video game is $0.11 less than the cost of renting five video games. how
why was the constantinople so important?
what is 27/2 divided by 9/4
why is mercury usually hard to see without a telescope?
At Video Shack, movie rentals cost $3.99 each. the cost of renting three movies and one video game is $0.11 less than the cost of renting five video games. how
after 1081 ,what was the byzantine being weakened by?
8 - 3 ( p - 4 ) = 2p
I'm having trouble with this:12b+3=-2b-4 I have to simplify the problem
compare and contrast an electric generator and a battery??
why is mercury usually hard to see without a telescope?
