Question 10:
Answer
This equation can also be written as √2x2 + x + √2 = 0
On comparing this equation with ax2 + bx + c = 0, we obtain
a = √2, b = 1, and c = √2
∴ Discriminant (D) = b2 – 4ac = 12 – 4 × √2 × √2 = 1 – 8 = −7
Therefore, the required solutions are
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