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Mathematics 11 Online
OpenStudy (anonymous):

(8m + 7) ^3 ??

OpenStudy (uri):

Use the (a+b)^3 formula.

OpenStudy (anonymous):

how do i do this @uri

OpenStudy (uri):

(a+b)^3=a^3 + 3(a^2)b + 3 a(b^2) + b^3

OpenStudy (uri):

a=8 b=7 Plug in the values

OpenStudy (anonymous):

(8m+7) ^3 =512 + 3(64m) 7+3 8m (49) + 343 ?? @uri

OpenStudy (anonymous):

@ivettef365 ??

OpenStudy (ivettef365):

when entering info use x instead of m

OpenStudy (anonymous):

@uri

OpenStudy (uri):

@abb0t iz b0r3d h3 w1ll chck.

OpenStudy (abb0t):

m(m(512m+1344)+1176)+343 \(\Rightarrow\) \(m^3+1344m^2+1176m+343\)

OpenStudy (anonymous):

is tyhis the answer @abb0t

OpenStudy (anonymous):

@abb0t ??

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