1.

For a quadratic expression y=f(x)=ax2+bx+c, if f(α)=0 and for the rest of values of x, f(x)<0.Then a , and D .

Answer»

For a quadratic expression y=f(x)=ax2+bx+c, if f(α)=0 and for the rest of values of x, f(x)<0.

Then a , and D .



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