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OpenStudy (naate):
simplify
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OpenStudy (naate):
|dw:1461272565261:dw|
OpenStudy (naate):
|dw:1461272618070:dw|
OpenStudy (naate):
@jhonyy9
OpenStudy (naate):
@AloneS
jhonyy9 (jhonyy9):
ratzionaliz the denominator so multiplie top end bottom by sqrt5 - so what will get ?
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jhonyy9 (jhonyy9):
do you understand it now what you need to do ?
OpenStudy (naate):
kind of......so i find the sqr. of 5, and then what?
jhonyy9 (jhonyy9):
than multiplie top and bottom by sqrt5 you get 2sqrt5 ----------- = ? sqrt5 *sqrt5
jhonyy9 (jhonyy9):
but you know that sqrt5 *sqrt5 = sqrt(5^2) = ?
OpenStudy (naate):
i got it! thnx
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jhonyy9 (jhonyy9):
ok was my pleasure bye bye
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