Question

4x²-100=0

10x²-40=0


x²-81=0

Ayudas,las necesito resueltas con operaciones

Answer 1

4x^2 - 100 = 0
X^2 = 100/4
X^2= 25
5^2 - 25 = 0

10 x^2 - 40 = 0
10 x^2 = 40
X^2 = 40/10
X^2 = 4
2^2- 4=0


X^2 = 81
9^2 - 81=0