If A=4hati -3hatj and B=6hati +8hatj t...

If `A=4hati -3hatj and B=6hati +8hatj ` then magnitude and direction of A+B with X-axis will be

A

`5, tan^(-1)((3)/(4))`

B

`5sqrt5, tan^(-1)((1)/(2))`

C

`10, tan^(-1)(5)`

D

`25, tan^(-1)((3)/(4))`

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The correct Answer is:

B

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