document.write( "Question 154161: fill in the missing....
\n" ); document.write( "x to the 3rd + 216 = ( ) (x to the 2nd - 6x + 36) \n" ); document.write( "

Algebra.Com's Answer #113459 by orca(409) $\"\"$ $\"About$

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Use the following identity
\n" ); document.write( " $\"a%5E3%2Bb%5E3=%28a%2Bb%29%28a%5E2-ab%2Bb%5E2%29\"$
\n" ); document.write( "to factor $\"x%5E3%2B216\"$ .
\n" ); document.write( " $\"x%5E3%2B216\"$
\n" ); document.write( "= $\"x%5E3%2B6%5E3\"$
\n" ); document.write( "= $\"%28x%2B6%29%28x%5E2-6x%2B6%5E2%29\"$
\n" ); document.write( "= $\"%28x%2B6%29%28x%5E2-6x%2B36%29\"$
\n" ); document.write( "So the missing part is x+6.
\n" ); document.write( " \n" ); document.write( "

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