What is the nature of the rootsof the quadratic equation `4x^(2) - 8x + 9 =0` ?

Choose the correct alternative from those given below each question: What is the nature of the roots of the quadratic equation 4x^2-8x+9=0 ?

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What is the nature of roots of the quadratic equation 4x^(2)-12x-9=0?

Write the nature of the roots of the quadratic equation x^(2) - 8x + 16 = 0

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What is the nature of roots of the quadratic equation 4x^2-12 x-9=0 ?

The nature of the roots of a quadratic equation 4x^(2) - 12x + 9 = 0 is….

What is nature of the roots of the quadratic equation 9x^2 +6x+1=0