document.write( "Question 438147: express the sum using summation notation: 6^2+12^3+18^4+...+48^9 \n" ); document.write( "
Algebra.Com's Answer #303064 by robertb(5830)\"\" \"About 
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\"sum%28%286n%29%5E%28n%2B1%29%2C+n=1%2C+8%29\" \n" ); document.write( "
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