# Worksheet: Simplifying Polynomial Expressions with Single Variables

In this worksheet, we will practice simplify polynomial expressions with single variables.

**Q5: **

Simplify .

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**Q6: **

Expand and simplify .

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**Q7: **

Expand and simplify .

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**Q9: **

Expand and simplify , then factorise the result completely.

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**Q10: **

Simplify .

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**Q11: **

Write as a single fraction in its simplest form.

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