RI Inequalities Tutorial Q1

RI Inequalities Tutorial Q1

Tutorial

Without using a calculator, solve \({-1 \leq \frac{x^2 - 3x - 4}{x^2 + 2x + 3} < 1}\).

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Answer:\({-\frac {7}{5}< x \le-\frac{1}{2}}\) or \({x\ge 1}\)

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