Question

______ is not a quadratic equation.
$(a) \: {5x}^{2} + 6x - 1 =0 \\ (b) \: {x}^{2} + 3x + 2 = 0 \\ (c) \: {x}^{2} + 3x + \sqrt{x} - \sqrt{3} = 0 \\ (d) \: {3x}^{2} + 8x - 3 = 0$
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Answer 1

Answer:

c is not a quadratic equation