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Mathematics 21 Online
OpenStudy (el_arrow):

please help me understand this

OpenStudy (el_arrow):

in one of my homework problems there is this multiplication between 4/a^2 * sqrt(2)/2 and the answer is 4/sqrt(2)a^2 why is this the answer?

OpenStudy (el_arrow):

shouldnt it be 2sqrt(2)/a^2?

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