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Find the discriminant of each of the following equations:
3x2 – 2x + 8 = 0
Given: 3x2 – 2x + 8 = 0
Comparing with standard quadratic equation ax2 + bx + c = 0
a = 3, b = – 2, c = 8
Discriminant D = b2 – 4ac
= (– 2)2 – 4.3.8
= 4 – 96 = – 92