document.write( "Question 48636: Please help. These problems look so easy but I just can't seem to get the right answer.\r
\n" ); document.write( "\n" ); document.write( "First Problem:
\n" ); document.write( "1/√3 + 4/√27 - 2/√12\r
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\n" ); document.write( "\n" ); document.write( "Second Problem:
\n" ); document.write( "2 cubed root of 27x + 2 cubed root 64x
\n" ); document.write( "I came up with 2 answers:
\n" ); document.write( "14 cubed root of x -OR- 2 cubed root of 91x
\n" ); document.write( "Which one is correct?? \n" ); document.write( "

Algebra.Com's Answer #854310 by ikleyn(53937) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "Please help. These problems look so easy but I just can't seem to get the right answer.
\n" ); document.write( "First Problem:
\n" ); document.write( "1/√3 + 4/√27 - 2/√12\r
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\n" ); document.write( "\n" ); document.write( "Second Problem:
\n" ); document.write( "2 cubed root of 27x + 2 cubed root 64x
\n" ); document.write( "I came up with 2 answers:
\n" ); document.write( "14 cubed root of x -OR- 2 cubed root of 91x
\n" ); document.write( "Which one is correct??
\n" ); document.write( "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r
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\n" ); document.write( "\n" ); document.write( " In the post by @consc198, first solution is irrelevant, while second solution is incorrect.\r
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\n" ); document.write( "\n" ); document.write( " For right solutions, see what follows.\r
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document.write( "        F i r s t   p r o b l e m\r\n" );
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document.write( "It does not say what to do and what is required, but according to common sense, \r\n" );
document.write( "they want you to simplify and to reduce to simple canonic final form.\r\n" );
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document.write( "   +  -  = \r\n" );
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document.write( "=  +  -  = \r\n" );
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document.write( "=  =  =  = .    ANSWER\r\n" );
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document.write( "        S e c o n d   p r o b l e m\r\n" );
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document.write( "   +  = \r\n" );
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document.write( "       Notice that  27 = 3^3,  while  64 = 4^3.\r\n" );
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document.write( "       So, we continue the chain of equalities\r\n" );
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document.write( "=  =  +  = .    the correct ANSWER\r\n" );
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\r
\n" ); document.write( "\n" ); document.write( "Solved.\r
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\n" ); document.write( "\n" ); document.write( "As this person, @consc198, solves simple standard Math problems, he deserves to be excluded
\n" ); document.write( "from everywhere of an educational community, because he is not able to teach in a right way.\r
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