document.write( "Question 133502: Simplify completely:\r
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\n" ); document.write( "\n" ); document.write( "x^4-16 over x^2+4 divided by x^2-7x-18 over 3x^2-15x+18
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Algebra.Com's Answer #97683 by checkley71(8403)\"\" \"About 
You can put this solution on YOUR website!
(X^4-16)/(X^2+4)=(X^2+4)(X^2-4)/(X^2+4)=(X^2-4)=(X+2)(X-2)
\n" ); document.write( "(X^2-7X-18)/(3X^2-15X+18)=(X-9)(X+2)/(3X-9)(X-2)
\n" ); document.write( "NOW WE MULTIPLY (X^2+4) BY (3X-9)(X-2)/(X-9)(X+2)
\n" ); document.write( "(X+2)(X-2)(3X-9)(X-2)/(X-9)(X+2)=(X-2)3(X-3)(X-2)/(X-9)=3(X-2)^2(X-3)/(X-9)
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