Question

Determine "m" such that the dot product of two vectors below are equal to zero.

Answer 1

(49i-16mj).(i+16 mj)=0
49-256m^2=0

Answer 2

m^2=49/256
m=7/16

Answer 3

thanks man!

I'm only used to working with only 1 vectors having the "m"

Thanks, bro :)