Q.4 Which of the following have real roots?
(a) 2×2 – 6×6
(b) x² -6x +6
(c)4×2 + 8x – 6
(d) 4×2-3x +6
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2 thoughts on “Q.4 Which of the following have real roots?<br />(a) 2×2 – 6×6<br />(b) x² -6x +6<br />(c)4×2 + 8x – 6<br />(d) 4×2-3x +6<br />​”

1. Answer:

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2. Answer:

   a

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