Application of Derivatives 4 Question 2
2. If the volume of parallelopiped formed by the vectors and is minimum, then is equal to
(a)
(b)
(c)
(d)
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Answer:
Correct Answer: 2. (b)
Solution:
Key Idea Volume of parallelopiped formed by the vectors
Given vectors are
On differentiating w.r.t.
For maxima or minima,
and