SOLUTION: Determine the eight term (simplified) in the expansion of (4a+7b)^15. Thank you Kristen

SOLUTION: Determine the eight term (simplified) in the expansion of (4a+7b)^15. Thank you Kristen

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Question 72458: Determine the eight term (simplified) in the expansion of (4a+7b)^15.
Thank you
Kristen
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Determine the eight term (simplified) in the expansion of (4a+7b)^15.
8th term = 15C8(4a)^8(7b)^7 = 6435*65636*a^8*823543b^7=(3.4784x10^14)a^8b^7
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Cheers,
Stan H.
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