Hello Eric,
I have solved some questions with the help of venn diagrams,I have already drawn those diagrams,but I am not able to upload them.I don't know what's the problem,but I am not able to upload the image.
Without the image of venn diagram,it's difficult to explain.
please need help on this.
I have solved some questions with the help of venn diagrams,I have already drawn those diagrams,but I am not able to upload them.I don't know what's the problem,but I am not able to upload the image.
Without the image of venn diagram,it's difficult to explain.
please need help on this.












