document.write( "Question 853999: Hi, I'm currently on binomials. What should I do to solve this? \r
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document.write( "\"When (3a+x2)6 is expanded, the coefficient of the term in x4 is 19440. Find the value of a.\"\r
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Algebra.Com's Answer #514396 by Vladdroid(91)![]() ![]() You can put this solution on YOUR website! 729x^6 + 1458a^5x^2 + 1215a^4x^4 .... \n" ); document.write( "19440/1215 = 16 ⇒ a^4 = 16, a = 2 \n" ); document.write( " |