CBSE Class 12-science Answered
Find the values of u for which the angle between the vectors a=2u^2i+4uj+k and b=7i-2j+uk is obtuse.
Asked by sunil2791 | 21 Nov, 2017, 06:13: PM
Expert Answer
Angle between two vectors is given by
Answered by Sneha shidid | 29 Nov, 2017, 12:41: PM
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