Question

Решите уравнение -16x^2+24x-9=0

Answer 1

 -16x^2+24x-9=0-(16х²-24х+9)=0
-(4х-3)²=0
4х-3=0
4х=3
х=3/4

Answer 2

- 16x^2 + 24x - 9 = 0   /:(-1)
16x^2 - 24x + 9 = 0 
(4x)^2 - 2*4*3x + 3^2 = 0
(4x - 3)^2 = 0
4x - 3 = 0 
4x = 3 
x = 0,75 

Answer 3

Спасибо