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Two complex numbers ` alpha and beta ` are such that ` alpha + beta =2` and ` alpha ^4 + beta ^4 = 272` , then the quadractic equation whose roots are `alpha and beta ` is

A

`x^2 -2x -16 =0`

B

` x^2 +2x -15 =0`

C

`x^2 -2x -8=0`

D

none of these

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The correct Answer is:
C
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DIPTI PUBLICATION ( AP EAMET)-QUADRATIC EXPRESSIONS-EXERCISE 1A (QUADRATIC EQUATIONS)
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