WAEC Mathematics 2017 Paper

Question : 11

Total: 49

Solve: -

\frac{1}{4}

\frac{3}{4}

\frac{1}{2}

Solution:

$\frac{3}{4}$ (3x - 2) < $\frac{1}{2}$ ; $\frac{3}{4}$ (3x - 2) > - $\frac{1}{4}$

3(3x - 2) < 2; 3(3x - 2) > -1

9x - 6 < 2; 9x - 6 > -1

9x < 8; 9x > 5

x < $\frac{5}{9}$ ; x > $\frac{8}{9}$

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