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The value of lambda for which the vector...

The value of `lambda` for which the vectors `veca= hati+ 3 hat j- hat k` and `vec b= 2hati+6 hat j+lambdak` are parallel is

A

2

B

`-1/2`

C

`1/2`

D

`-2`

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UNITED BOOK HOUSE-QUESTION PAPER 2015-EXERCISE
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  7. The value of sin^(-1)(-sqrt3/2)+cos^(-1)(sqrt3/2)is

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  8. The relation R {(1,1),(2,2),(4,4),(1,2),(1,3),(2,3)} on the set A = {1...

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  13. Verify Rolle's theorem for function f(x) = 4^(sinx) in the interval [0...

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  14. Evaluate the limit lim(x->0) (e^(2x)+e^(-x)-2)/x

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  19. Find the vector equation of the line whose Cartesian equation is given...

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