Question

calcular el valor de x de 5x(x+2)=4:5​

Answer 1

Explicación paso a paso:

5x(x+2)=4:5

5x²+10x=4/5

25x²+50x-4=0

x={-50±√(50²-4(25)(-4))}/2(25)= {-50±√(2500+400)}/50={-50±√(2900)}/50 =(-5±√29)/5.

rpta:(-5±√29)/5.

de ND XD pliss corona y corazón.