scrupulous

I need someone to review the following questions for my summer assignment and tell me if my answers are right or wrong. Please do it carefully, and the problems I found to be the most trickiest were #2 and #5. (This is is AP physics) #1 In a pickup footba...

@Steve, I already wrote y=30+40 sin 20? If no one else checks do u mind checking them when you time then?