A vector which makes equal angles with the vectors 13(^i−2^j+2^k),15

1.	A vector which makes equal angles with the vectors 13(^i−2^j+2^k),15(−4^i−3^k),^j. is
Answer» A vector which makes equal angles with the vectors $\frac{1}{3} (^i - 2^j + 2^k), \frac{1}{5} (- 4^i - 3^k),^j .$ is

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