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The real values of x and y for which the...

The real values of x and y for which the complex numbers `9y^(2)-4- 10 x i and 8y^(2) +20i^(7)` are conjugate to each other are-

A

`x=-2, y=pm2`

B

`x=2, y=pm2`

C

`x=-2 , y=pm1`

D

`x=2, y=pm1`

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The correct Answer is:
A
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CHHAYA PUBLICATION-MCQ's-QUESTION PAPER 2
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