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The set of all values of ' a ' for which...

The set of all values of `' a '` for which the quadratic equation `3x^2+2(a^2-3a+2)=0` possess roots of opposite sign, is `(-oo,1)` b. `(-oo,0)` c. `(1,2)` d. `(3//2,2)`

A

`(-oo,1)`

B

`(-oo,0)`

C

`(1,2)`

D

`(3//2,2)`

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