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If vecA = 3hati - 4hatj and vecB=-hati -...

If `vecA = 3hati - 4hatj` and `vecB=-hati - 4hatj` calculate the direction of `vecA + vecB`

A

`tan^(-1)` (4) with + x- axis in clock wise

B

`tan^(-1)(4)` with - x- axis in clock wise

C

`tan^(-1) (4)` with + x- axis in anti clock wise

D

`tan^(-1)(4)` with - x- axis in anti clock wise

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The correct Answer is:
A
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