The vertices of a triangle ABC are A(−1, −2, −3), B(−1, 2, 3) and O(0, 0, 0). The direction ratios of the internal bisector of the angle AOB are(A) 0, 0, 1 (B) −1, 0, 0 (C) −1, 1, 1 (D) −1, −1, −1

The vertices of a triangle ABC are A(−1, −2, −3), B(−1, 2, 3)

1.	The vertices of a triangle ABC are A(−1, −2, −3), B(−1, 2, 3) and O(0, 0, 0). The direction ratios of the internal bisector of the angle AOB are(A) 0, 0, 1 (B) −1, 0, 0 (C) −1, 1, 1 (D) −1, −1, −1
Answer» Correct option is (B) −1, 0, 0

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The vertices of a triangle ABC are A(−1, −2, −3), B(−1, 2, 3) and O(0, 0, 0). The direction ratios of the internal bisector of the angle AOB are(A) 0, 0, 1 (B) −1, 0, 0 (C) −1, 1, 1 (D) −1, −1, −1

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