Rationalize the denominator and simplify.?

1 ⤊

6 -√7 / 6 + √7

2007-12-21 03:29:04 · 3 answers · asked by mommawe'regoingtohell 1 in Science & Mathematics ➔ Mathematics

Should be written as:-
(6 - √7) / (6 + √7)

(6 - √7) (6 - √7) / (6 + √7)(6 - √7)
(36 - 12√7 + 7) / (36 - 7)
(43 - 12√7) / (29)

2007-12-21 03:37:47 · answer #1 · answered by Como 7 · 1⤊ 0⤋

(6-â7)^2/36-7

=36+7-12â7/29
=45-12â7/29

2007-12-21 11:37:18 · answer #2 · answered by geeno 2 · 0⤊ 0⤋

u can notsimplify any further:

6â7-7
_____

6rad7+7

2007-12-21 11:39:07 · answer #3 · answered by um... 2 · 0⤊ 1⤋