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Mathematics 13 Online
OpenStudy (anonymous):

which of the following vectors are orthogonal to (1,5)

OpenStudy (anonymous):

check all that apply a. (-2,5) b. (-5,1) c.(-1,-5) d. 10,-2)

OpenStudy (amistre64):

flip x for y and negate one; and then all multiples of it are good

OpenStudy (amistre64):

(5t,-1t) should work

OpenStudy (anonymous):

so b and d got ya

OpenStudy (amistre64):

good

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