document.write( "Question 1137600: Find the coefficient of the x^8 term in the expansion of (x + 3)^17 \n" ); document.write( "

Algebra.Com's Answer #755468 by MathLover1(20850) $\"\"$ $\"About$

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Using the binomial theorem, expand the binomial \r
\n" ); document.write( "\n" ); document.write( " $\"%28x+%2B+3%29%5E17+=17C0%2Ax%5E17%2A3%5E0%2B17C1%2Ax%5E16%2A3%5E1%2B17C2%2Ax%5E15%2A3%5E2\"$ +

+ $\"17C6+%28x%29%5E11%2A%283%29%5E6%2B17C7+%28x%29%5E10%2A%283%29%5E7+\"$ +

\r
\n" ); document.write( "\n" ); document.write( "use term with $\"x%5E8\"$ :\r
\n" ); document.write( "\n" ); document.write( " $\"17C9+%28x%29%5E8%2A%283%29%5E9=478493730+x%5E8\"$ => coefficient is $\"478493730\"$ \r
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