Question: 5. Two vectors 2a + 3b and 2a - b are perpendicular. Find the angle between a and b if they (A/4) are unit vectors

5. Two vectors 2a + 3b and 2a - b are

perpendicular. Find the angle between a and b if they (A/4) are

5. Two vectors 2a + 3b and 2a - b are perpendicular. Find the angle between a and b if they (A/4) are unit vectors

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