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Mathematics 21 Online
OpenStudy (angiepangie0726):

Help please?? Medal and fan :) Write (3a − 11b)2 in expanded form using the polynomial identity (x − y)2 = x2 − 2xy + y2.

OpenStudy (angiepangie0726):

@Photon336 think you could help me with this one please?? Ive got some of it worked through

OpenStudy (angiepangie0726):

so far I have

OpenStudy (angiepangie0726):

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