Question

Resolver em |R as número 1 2 4
Pff

Answer 1

1) -1/2 x = 0
x= 2*0/-1

x = 0

S={ x€ R / x = 0}


2) -1/2x = 1/3

x = -2/3

S ={x€ R / x= -2/3}


4) 2(x-1)=0
2x - 2 = 0
2x = 2
x = 2/2
x = 1


S={X€R/x = 1}



att: Jhonny®