Question

Encontre o zero das funções:

a) f(x)= -5x+20
b) f(x)=2x+10
c) f(x)=3x - 2
d) f(x)= x+5
e) f(x)= -x+3

me ajudem pfv​

Answer 1

Resposta:

a) -5x+20=0

5x=20

×=4

b) 2x+10=0

2x=10

x=5

c) x+5=0

x=5

d) -x+3=0

-x=3 (-1)

x= -3

Answer 2

a) -5x+20=0

5x=20

×=4

b) 2x+10=0

2x=10

x=5

c) x+5=0

x=5

d) -x+3=0

-x=3 (-1)

x= -3