Question

determine o zero ou raiz da função:

Answer 1

a) 2x+2=0
2x=-2
x=-2/2
x=-1

b)-3x+16=0
-3x=-16
x=-16/-3
x=5,3

c)-x-1=0 
-x=1

d)-x+1/2=0
-x+1=2
-x=-2-1
-x=-3(.1)
x=3


e)7x=0
x=-7