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Mathematics 13 Online
OpenStudy (anonymous):

Find the area of a square with side length 3-7y

OpenStudy (anonymous):

(3-7y)^2 is the area

OpenStudy (anonymous):

area of square =(side)^2

OpenStudy (anonymous):

9+49^2 9-42y-49y^2 9-42y+49^2 9-49y^2

OpenStudy (anonymous):

can u tell me the formula of (a+b)^2.write it

OpenStudy (anonymous):

ur last step is wrong...upto step 3 is correct

OpenStudy (anonymous):

Thank you I fixed it and got it

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