If [ textF2 textL textT text-2 ] and - text273. text15° textF then - text453. text15° textF is equal to

Questions from Jamia 2014

1. If the conjugate of be ,then

2. In the argand plane, the complex number is turned in the clockwise sense through 180? and stretched three times. The complex number represented by the new number is

3. If the sum of roots of equation is equal to sum of squares of their reciprocals, then and are in

4. If the roots of the equation are real and less than 3,then

5. If , y and z are in HP, then the value of expression will be

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