Question

Решите уравнение (x-5)(x+5)=(x-3)2степень + 2

Answer 1

( x - 5 )( x + 5 ) = ( x - 3 )^2 + 2
x^2 - 25 = x^2 - 6x + 9 + 2
- 25 = - 6x + 11
- 36 = - 6x
x = 6

Answer 2

Х^2+5х-5х-25=х^2-6х+9+2=х^2-х^2-5х+5х+6х+14= 6х=-14 Х=2,33...