Question

simplify

Answer 1

@jhonyy9

Answer 2

@AloneS

Answer 3

ratzionaliz the denominator so multiplie top end bottom by sqrt5 - so what will get ?

Answer 4

do you understand it now what you need to do ?

Answer 5

kind of......so i find the sqr. of 5, and then what?

Answer 6

than multiplie top and bottom by sqrt5 you get

2sqrt5
----------- = ?
sqrt5 *sqrt5

Answer 7

but you know that sqrt5 *sqrt5 = sqrt(5^2) = ?

Answer 8

i got it! thnx

Answer 9

ok

was my pleasure

bye bye