Question

Resolva a equacao incompleta do 2º grau:
L) 10x² - 100 = 0

Answer 1

10 X^2 = 100
X^2 = 100/10
X^2 = 10
X = raiz quadrada de 10

Answer 2

10x² - 100= 0

10x²= 100

x²= 100/10

x²= 10

x= ± √10

S= ( √10 , - √10)