Question

4$x^{2}$-25=0     теңдеуі

Answer 1

4х² - 25=0
(2х-5)(2х+5)= 0
2х-5=0
2х= 5
х₁= 2,5
2х+5=0
2х= -5
х₂= -2,5
Ответ: -2,5; 2,5.