Question

2x ao quadrado =50 bhaskara

Answer 1

2 x 50 = 02 x ² = 50
x 2 = 50 / 2 = 25 

x= raiz quadrada de 25 = 5

sem bhaskara  

2 x^2 - 50 = 0 =>2 x ^2 = 50 / 2  

Answer 2

 2x² = 50

x² = 50/2

x² = 25

x = √25    → x = 5 resposta