dandoesmaths

Stop! Sigma notation is easier than you think. Read the limits → substitute into r → generate the terms → find first term, difference, number of terms → use the arithmetic series formula. 💬 How do you find sigma notation? 👇 What should I cover next? 🔔 Follow @dandoesmaths for more Maths content. 📚 Check @oaklen.academy for study + uni advice. #mathshelp #sigma #sigmanotation #arithmeticalseries #alevelmaths