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Foundation November 2017 Unit 2 Q9

WJECFoundationCurrent spec2 marksSimplifying Basic ExpressionsSubstitution

9. Circle the correct answer for each of the following statements.

(a) \(x + x + x + x + 2x\)    can be simplified to [1]

\(6x\)     \(x^6\)     \(2x^6\)     \(6^x\)     \(5x\)

(b) When \(t = 185\), the value of \(21t\) is [1]

\(185t\)     \(21\,185\)     \(18\,521\)     \(206\)     \(3\,885\)

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