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The component of vector $\vec{A} = 2 \hat{i} + 3 \hat{j}$ along the vector $\vec{B} = \hat{i} + \hat{j}$ is

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Correct option is A

Acosθ=A→.B→B→=A→⋅B→|i→+j→|=(2i^+3j^).(i^+j^)2=2+32=52

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The component of vector A→=2i^+3j^ along the vector B→=i^+j^ is

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The component of vector $\vec{A} = 2 \hat{i} + 3 \hat{j}$ along the vector $\vec{B} = \hat{i} + \hat{j}$ is