Me as fast as possible
what is the degree of the following polynomial?
2x5 + x4 + x3 + x - 28
a) 3
b) 4
c) 5
d) 6

Brainliest ! which of the coordinates are not of th vertices of the feasible region for the system of inequalities y≤4,,x≤5,x+y> 6 a(2,4) b(0,6) c(5,4) d(5,1)