rozwiąż równania (x+2)do potegi2-2x+32=(x-4)do potegi2
(x + 2)² - 2x + 32 = (x - 4)²
x² + 4x + 4 - 2x + 32 = x² - 8x + 16
2x + 36 = -8x + 16
2x + 8x = 16 - 36
10x = - 20
x = -20 : 10
x = -2
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(x + 2)² - 2x + 32 = (x - 4)²
x² + 4x + 4 - 2x + 32 = x² - 8x + 16
2x + 36 = -8x + 16
2x + 8x = 16 - 36
10x = - 20
x = -20 : 10
x = -2