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(3r+s) to the 5th power

0 votes

Expand the power.

asked Mar 3, 2014 in ALGEBRA 2 by homeworkhelp Mentor

1 Answer

0 votes

Given

(3r+s) to the fifth power means image

From the binomial theorem,

image

Substitute the values image

image

image

imageimage.

answered Mar 4, 2014 by dozey Mentor

The coefficient of r²s³ is mistakenly written as 900 instead of 90

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