Adding the indices gives \(5\frac{1}{2}\) which is \(\frac{11}{2}\). \(= {y^{\frac{{11}}{2}}}\) Now try the examples questions below.

National 5 Simplifying expressions using the laws of indices Fractions as indices - Rule 2 Indices show where a number has been multiplied by itself, eg squared or cubed, or to show roots of numbers, ...

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