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If A=3i+4j and B=7i+24j the vector having the same magnitude as B and parallel to A is

If A=3i+4j and B=7i+24j the vector having the same magnitude as B and parallel to A is

Options

(a) 5i+20j
(b) 15i+10j
(c) 20i+15j
(d) 15i+20j

Correct Answer:

15i+20j

Explanation:

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