Simplifying Algebraic Expressions Using Division of Indices

Simplifying Algebraic Expressions Using Division of Indices

Secondary 3

Simplify each of the following

  1. \({{a}^{7}}\div {{a}^{3}}\)
  2. \(8{{b}^{5}}\div 2{{b}^{2}}\)
  3. \(7{{c}^{2}}{{d}^{3}}\div 14c{{d}^{2}}\)
  4. \(3{{e}^{5}}{{f}^{2}}\div \left( -9{{e}^{3}}f \right)\)

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Answer:(i) \(a^4\). (ii) \(4b^3\). (iii) \(\frac12cd\). (iv) \(-\frac13e^2f\).

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