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Mathematics 21 Online
OpenStudy (anonymous):

which of the following is [5-12i] a. -square root 119 b. -13 c.square root 119 d.13

OpenStudy (anonymous):

13, my dear :)

OpenStudy (anonymous):

click the good answer button...

OpenStudy (anonymous):

what about [8-6i] a.2i quare root7 b.10 c.-10 d.2square root 7

OpenStudy (anonymous):

10

OpenStudy (anonymous):

how

OpenStudy (anonymous):

sqrt(8^2+6^2)=10

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