Question

4. Determine os zeros ou raizes das funções

a) f(x)=4x-8

b) g(x)=-2x-20

c) h(x)=8x+10​

Answer 1

A) 4x-8 = 0
4x = 8
x = 8/4
x = 2.

B) 2x-20 =. O
2x= 20
x = 20/2
X= 10


C) 8x+10=0
8x =-10
x = -10/8
x = - 5/4