Edexcel IGCSE Maths复习笔记 1.13.2 Standard Form - Harder

Standard form – harder questions

• Make sure you are familiar with:Roots & Indices – Basics

  Standard Form – Basics

• Harder problems often combine algebra and laws of indices with numbers written in standard form
• Other areas of mathematics may be used and questions are often in context
• Units may be muddled up to make things trickier

Worked Example