Definition of Integer An integer is any positive or negative whole number Example: Simplify the following (+8) + (+3) (ii) (+9) – (+4) Solution (+8) + (+3) = +11 (ii) (+9) – (+4) = 9-4 = +5 or 5 Evaluation Simplify the following (+12) (+7) (ii) 7-(-3)-(-2) Indices The plural of index […]
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