The expression \(\frac{5x + 3}{6x (x + 1)}\) will be undefined when x equals

  • A {0, 1}
  • B {0, -1}
  • C {-3, -11}
  • D {-3, 0}
waec 2020mathematics

The correct answer is B. {0, -1}

6x(x + 1) = 0

When 6x = 0 and 

x + 1 = 0

x = 0 and x = -1

(0, -1)

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