This KCSE Mathematics revision video explains in details question 20 of KCSE 2019 Mathematics paper 1. To check out previous lessons on this paper click on the following links
• KCSE 2019 Mathematics Paper 1-Question 18 ... for question 18
• KCSE 2019 Mathematics Paper 1-Question 17|... for question 17
• KCSE 2019 MATHEMATICS PAPER 1- QUESTIONS 1... for questions 15 and 16
• KCSE 2019 MATHEMATICS PAPER 1-QUESTIONS 11... FOR QUESTIONS 11, 13 AND 14
• KCSE 2019 MATHEMATICS PAPER 1 QUESTIONS 8,... for questions 8, 9, and 10
• KCSE 2019 MATHEMATICS PAPER 1 REVISION-; Q... for question 7
• KCSE 2019 MATHEMATICS PAPER 1-QUESTIONS 3,... for questions 3, 4, 5, and 6
• KCSE 2019 MATHEMATICS PAPER 1-QUESTIONS 1&2 for questions 1 and 2
Eric King'ai Academy is channel that focuses on general and KCSE Mathematics revision. We produce videos/tutorials for KCSE Mathematics past papers and also create revision videos aimed at simplifying Mathematics concepts for easier understanding