flow’s Reviews > Edexcel AS and A level Mathematics Pure Mathematics Year 1/AS Textbook + e-book > Status Update

"You can use the rule for differentiating ax^n to differentiate functions with two or more terms. You need to rearrange each term into the form ax^n where a is a constant and n is a real number. Then you can differentiate the germs one-at-a-time."

Brought me to tears.