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If y=|(f(x),g(x),h(x)),(1,m,n),(a,b,c)|,...

If `y=|(f(x),g(x),h(x)),(1,m,n),(a,b,c)|`, then `(dy)/(dx)` is equal to

A

1.`|(f^(1)(x),g^(1)(x),h^(1)(x)),(1,m,n),(a,b,c)|`

B

2.`|(1,m,n),(f^(1)(x),g^(1)(x),h^(1)(x)),(a,b,c)|`

C

3.`|(f^(1)(x),1,a),(g^(1)(x),m,b),(h^(1)(x),n,c)|`

D

4.`|(1,m,n),(a,b,c),(f^(1)(x),g^(1)(x),h^(1)(x))|`

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The correct Answer is:
A, C, D
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SUNSTAR PUBLICATION-K-CET- MATHEMATICS - 2017-MCQs
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