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Mathematics 12 Online
OpenStudy (anonymous):

i would love 2 have my answers 2 some questions checked. Please give me some time 2 type them out....

OpenStudy (anonymous):

(2n+2)(2n-2) 4n^2+4n-4

OpenStudy (anonymous):

the area of a panting is x^2+4x-21 x+7 and x-3

sam (.sam.):

First one's wrong, try expanding again

OpenStudy (anonymous):

-(3ab^2)^-3 \[-\frac{ 1 }{ 27a^{3} b ^{6}}\]

sam (.sam.):

Yup just the first one

OpenStudy (anonymous):

is it 2n?

OpenStudy (anonymous):

|dw:1369923489348:dw|

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