Question

5. (x-4)(x + 4)=0 решите уравнение​

Answer 1

Ответ:

x² - 16 = 0

x² = 16

x = - 4

x = 4

x¹ = - 4, x² = 4

Answer 2

(x-4)(x+4)=0

x²-16=0

x²=16

x=-4,x=4