Question

5. Which of the following have real roots ?
(a) 2x² - 6x - 6 (b) x² - 6x + 6
(c) 4x² + 8x - 6 (d) 4x² – 3x + 6
Please answer with method....​

Answer 1

Answer:

I think question is which of the following do not have real roots

Step-by-step explanation:

b square - 4ac used this

therefore option d has not real roots