LC Ordinary Maths Practice Questions - Leaving Certificate Ordinary Level Mathematics Exam

Use the quadratic formula to solve x^2 - 4x - 5 = 0.

x = 5 or x = -1 x = 2 or x = -2 x = 4 or x = -5 x = 1 or x = -5

Correct Answer:

x = 5 or x = -1

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