cvvalle15
11.02.2020 •
Mathematics
B) Which expression is equivalent to 2x + x - 25r4 - 6x +14
X+6
(1) 2x3 + 4x + r - 12 +
(2) 2x3 - 4rº - 2 + 14
(3) 200 - 42 - x + 1
(4) 23 - 4r? -
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Ответ:
x² - 2x +1
x² - x - x + 1
x(x) - x(1) - 1(x) + 1(1)
x(x - 1) - 1(x - 1)
(x - 1)(x - 1)
(x - 1)²