Question

I will fan and give medal! http://prntscr.com/39xhtc?

Answer 1

4 is 4 and I believe there is more to question 3

Answer 2

http://prntscr.com/39xj2d Here is the question to number 3

Answer 3

you can see in 3 that it is only the sign changing so the answer is multiplying by negative 1

Answer 4

Thanks!