Can someone me solve these four problems.

#1) -(x-13)(x+7)

#2) 2x^2+180

#3) (x-7)^2-5

#4) 3(x+1)^2-72

The formatting on this is a little weird but if I'm reading it correctly:

1) 3.38

2) 7.29

3) 0.05

4) 0.42