(0,2x-3)^2-36=0
a² - b² = (a - b)(a + b)
(0,2x-3)^2-6^2=0
(0.2x - 3 - 6)(0.2x - 3 + 6) = 0
(0.2x - 9)(0.2x + 3) = 0
0.2x = 9
x = 45
0,2x = -3
x = -15
ответ -15 и 45
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(0,2x-3)^2-36=0
a² - b² = (a - b)(a + b)
(0,2x-3)^2-6^2=0
(0.2x - 3 - 6)(0.2x - 3 + 6) = 0
(0.2x - 9)(0.2x + 3) = 0
0.2x = 9
x = 45
0,2x = -3
x = -15
ответ -15 и 45