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Mathematics 16 Online
OpenStudy (anonymous):

can someone help me with number #2?

OpenStudy (anonymous):

3A means eah element of A is multiplied by 3 when you add 3A and B just add those in the same position

OpenStudy (anonymous):

soo a?

OpenStudy (anonymous):

no,its the 2nd option

OpenStudy (anonymous):

b..thank you!

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