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2x^2+3x-1=0 is a quadratic equation the ...

`2x^2+3x-1=0` is a quadratic equation the roots are `alpha,beta` then `alpha^2+beta^2`=……….

A

`13/4`

B

`(-13)/4`

C

`4/13`

D

`(-4)/13`

Text Solution

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A
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Knowledge Check

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