Answer:
c = 5
Step-by-step explanation:
a^2 + b^2 = c^2
3^2 + 4^2 = c^2
9 + 16 = 25
c^2 = 25
sqrt of 25 = 5
c= 5
c=5
0
f(x)=-(4+2)(4-4)
=-6(0)
=0
68
(n+2)/5=14
n+2=14*5
n+2=70
n=70-2
n=68