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The angle between the two vectors $\vec{A} = 3 \hat{i} + 4 \hat{j} + 5 \hat{k} and \vec{B} = 3 \hat{i} + 4 \hat{j} + 5 \hat{k}$ is

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Correct option is B

cosθ = A→.B→|A||B| = 9+16+259+16+59+16+25= 5050= 1 ⇒cosθ = 1 ∴ θ = cos-1(1) = zero

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The angle between the two vectors A→ = 3i^+4j^+5k^ and B→ = 3i^+4j^+5k^ is

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The angle between the two vectors $\vec{A} = 3 \hat{i} + 4 \hat{j} + 5 \hat{k} and \vec{B} = 3 \hat{i} + 4 \hat{j} + 5 \hat{k}$ is