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if a=4i-3j and b= 6i=8j then find the magnitude and direction of a+b

if a=4i-3j and b= 6i=8j then find the magnitude and direction of a+b

Grade:11

1 Answers

Arun
25750 Points
5 years ago
Dear student
 
a + b = 10 i + 5j
 
and magnitude will be sqrt (125) = 5 * sqrt(5)
 
hope it helps
 
Regards
Arun

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