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Questions  

If \large \overrightarrow A = 3\widehat i - 4\widehat j and \large \overrightarrow B = - \widehat i - 4\widehat j,calculate the direction of \large \vec A+\vec B

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

detailed solution

Correct option is A

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