Question

(5x+1/5)^2


i got 25x^2+10 2/5x+1/25
and it keep saying it's wrong

Answer 1

us formula (a+b)^2 = ?

Answer 2

do you know it yes ,

Answer 3

?

Answer 4

sorry

Answer 5

will be a^2 +2ab +b^2

you have got these ? so than is right sure

Answer 6

wait what? @jhonyy9

Answer 7

just substitute in formula a=5x and b=1/5
what will get ?

Answer 8

do you like i check it now that is right sure ?

Answer 9

(5x)^2 +2(5)(1/5)x +(1/5)^2 yes ?

Answer 10

25x^2 +(10/5)x + 1/25

can you finish - ending it ?

Answer 11

nvm i got the answer. 25x^2+2x+1/25

Answer 12

yes this is the right answer sure

Answer 13

do you understand it now where was your answer not right ?

Answer 14

ok

was my pleasure

bye

Answer 15

yeah i do, i multiply wrong