Please,sir,we do enjoy your explanations but the board you make use of doesn't show very well you're solving; it's always looking blurt.Please,sir,be using the one you used when you were solving question on Venn diagram,2019(PCI) Maths, number 9.Thank you,sir.
Thanks for the feedback Emmanuel. We've stopped using the blackboard and migrated to the whiteboard for close to a year now. To get clarity on this old black board, ensure you watch the video in high resolution. 😉