1.

The entire graph ot the expl(A) k < 7(B)-5 < k < 7If a, b e R, a : O and the quadratic equation ax2-bx + 1-0 has imaginary roots then a + b(A) positiveD-5.(B) negative(C) zero(D) depends on the sign o(15JM110401)of y2+ ax + b = 0, then the least value of x2+ax + b is

Answer»

please post the complete question..last term is not visible here.

Ok

so option (b) is correct.

sorry option (a) is correct

Thank u



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