Question

25х™-144=0
™-Квадрат
Помогите пожалуйста

Answer 1

$25 {x}^{2} = 144 \ {x}^{2} = frac{144}{25} \ x = sqrt{ frac{144}{25} } \ x 1 = frac{12}{5} . : x2 = - frac{12}{5} \ x = + - 2.4$

Answer 2

(5x-12)(5x+12)=0
5x-12=0
5x=12
x=12:5
x=2,4
x=-2,4