Posted by Julissa on Tuesday, January 20, 2009 at 2:01pm.
ã49 + ã343  ã2401 =
please help me solve

math  Damon, Tuesday, January 20, 2009 at 2:11pm
I can not read your symbols, assume radical for square root
sqrt 49 + sqrt 343  sqrt 2401 ???
343 = 7^3
2401 = 7^4
so I have
7 + 7 sqrt 7 + 49
= 56 + 7 sqrt 7

negative sign  Damon, Tuesday, January 20, 2009 at 2:12pm
forgot the negative
7 + 7 sqrt 7  49
 42 + 7 sqrt 7
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