OpenStudy (anonymous):
http://roads.advancedacademics.com/contentserver/content/roadssection/277511/questions/6quiz4/6quiz4_q8.bmp
OpenStudy (anonymous):
Given the following matrices, find 3A - 2B. (Hint: find 3A and 2B first and then subtract.) A. http://roads.advancedacademics.com/ContentServer/Content/RoadsSection/277511/Questions/6Quiz4/6Quiz4_q8a1.gif B. http://roads.advancedacademics.com/ContentServer/Content/RoadsSection/277511/Questions/6Quiz4/6Quiz4_q8a2.gif C. http://roads.advancedacademics.com/ContentServer/Content/RoadsSection/277511/Questions/6Quiz4/6Quiz4_q8a3.gif D. Not possible
OpenStudy (bahrom7893):
Just multiply out every single entry by 3 for A and by 2 for B
OpenStudy (bahrom7893):
Then subtract corresponding entries (it is possible)
OpenStudy (anonymous):
okay
OpenStudy (bahrom7893):
It's impossible for diff sized matrices, such as A and C
OpenStudy (anonymous):
would it be A?
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