http://img451.imageshack.us/my.php?image=helpme1ku4.png
look at it there and then help me out. i would GREATLY appreciate it!
2007-04-29 12:22:14 · 4 answers · asked by xrandomnessx 2 in Science & Mathematics ➔ Mathematics
(√13 + √11)(√3 - √11) =
√13√3 + √11√3 - √13√11 - √11√11 =
√39 + √33 - √143 - 11
Hope this helps.
2007-04-29 12:28:14 · answer #1 · answered by M 6 · 6⤊ 1⤋
FOIL
(â13 + â11)(â3 - â11) =
â3â13 + â3â11 - â11â13 - â11â11 =
â39 + â33 - â143 - â121 =
â39 + â33 - â143 - 11
- - - - - - - - - - -s-
2007-04-29 19:50:32 · answer #2 · answered by SAMUEL D 7 · 0⤊ 2⤋
(sqrt(13) + sqrt(11))(sqrt(3) - sqrt(11))
sqrt(39) + sqrt(143) + sqrt(33) - sqrt(121)
sqrt(39) + sqrt(143) + sqrt(33) - 11
if that's a division problem, then the answer is 1.
2007-04-29 20:12:07 · answer #3 · answered by Sherman81 6 · 0⤊ 0⤋
-11.04
_____
-11.04
2007-04-29 19:32:09 · answer #4 · answered by R. S. 2 · 1⤊ 1⤋