CAIE IGCSE Mathematics Extended E1.7.1 Understand & use indices (positive, zero, negative, & fractional).

Practise evaluating positive, zero, negative and fractional powers, including roots, reciprocals and simple algebraic powers.

Syllabus
2028–2030
Objective
E1.7.1
Level
Extended

Exam points

  • calculate fractional powers by taking the root and applying the remaining power
  • apply negative and zero indices in numerical expressions before rounding the final value

E1.7.1 Understand and use indices (positive, zero, negative, and fractional). question 1

[Maximum number: 2]

Find the value of 642364^{\frac23}.

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