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            \begin{vmatrix} 1 & a &a^2 \\ \cos (p-d)x & \cos px &\cos (p+d)x \\ \sin (p-d)x& \sin px& \sin (p+d)x \end{vmatrix} depends on

  • Option 1)

    a

  • Option 2)

    x

  • Option 3)

    d

  • Option 4)

    All of the above 

 

Answers (1)

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As we have learned

Value of determinants of order 2 -

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Value of determinants of order 2 -

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Given determinant =\sin (dx)(1+a^2-2a\cos dx)

            Depends on a,d and x


Option 1)

a

Option 2)

x

Option 3)

d

Option 4)

All of the above 

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gaurav

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