drive.google.com /viewerng/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxnaHNpYmNoZW1pc3RyeXxneDoxMmEwMTFhYWEwNWNiYjg0
#1-3 must be completed for homework, but my teacher failed to thoroughly explain the material to my class, and I have no idea what to do.
Please help?