GCSE; OCR; Direct and inverse proportion - OCR Exponential growth and decay - Higher. Proportion is used to show how quantities and amounts are related to each other. The amount that quantities ...

Solve equations involving linear, polynomial, radical, rational, exponential, or logarithmic expressions. Utilize inverse functions or operators; Utilize factoring and the zero-product property; State ...

The rules from graph translations are used to sketch the derived, inverse or other related functions. ... logarithmic, exponential or algebraic functions. Links. BBC Podcasts: Maths.