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Cambridge IGCSE Mathematics practice

exam practice - Comprehend and apply the concept of indices, including positive numbers, zero, and negative integers. Additionally, understand and utilize the rules governing indices, such as calculating values for expressions like 2 × 2, (2^3), and 2 ÷ 2. - Indices I

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Indices I

Exam-style question

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Paper 2Core or Extended Mathematics2 marks

Understanding negative indices.

Description

Negative Indices

Evaluate the expression 5^(-2).

  1. a

    Calculate 5^(-2). Provide your answer in fraction form.

    Aim for approximately 2 distinct marking points.

    [2]

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  • Topic focus: Indices I.
  • Question style: structured_mathematics.
  • Reasoning demand: reasoning.
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Paper 2 structured question: Indices I

Paper 2Core or Extended Mathematics2 marks

Description

Indices Calculation

Calculate the following expressions using the rules of indices.

  1. a

    Calculate 2^4 × 2^3.

    Aim for approximately 2 distinct marking points.

    [2]