RP.1.3

Problem Solving - Proportion to powers and roots

Name: Direct and Inverse Proportion Explained for IGCSE and GCSE Maths
Uploaded: 2025-01-13
Duration: 5 min 15 s
Channel: Save My Exams
Description: Worked proportion examples with a square root and a cube — exactly the powers-and-roots proportion you need.

Problem Solving - Proportion to powers and roots Assessed in the challenge questions (coming in wave 2), not on the practice sheet.

1 hand-picked video lesson for this topic, each checked for relevance and clarity, graded by difficulty and labelled by depth. Press play to watch — nothing loads from YouTube until you do.

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Grade 6–8 Core 🇬🇧 UK

Direct and Inverse Proportion Explained for IGCSE and GCSE Maths

Save My Exams 18K views

Worked proportion examples with a square root and a cube — exactly the powers-and-roots proportion you need.

Jump to 0:00Direct & Inverse Proportion Explained - two variables 0:28Worked Example 1: Square root of X 3:00Worked Example 2: V is inversely proportional to the cube of r