Ответ:
Объяснение:
2xy³ /8x²y² = y/4x
(3x² + 9x)/ 3x = 3x( x + 3) /3x = x + 3
(2a - 6 )(a² - 6a + 9) = 2(a - 3)/ (a - 3)² = 2/(a -3)
(4y² - 1)/(1 + 8y³) = (2y - 1)(2y + 1)/ (2y +1)(4y² - 2y + 1) =
=(2y - 1) /(4y² - 2y + 1)
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Ответ:
Объяснение:
2xy³ /8x²y² = y/4x
(3x² + 9x)/ 3x = 3x( x + 3) /3x = x + 3
(2a - 6 )(a² - 6a + 9) = 2(a - 3)/ (a - 3)² = 2/(a -3)
(4y² - 1)/(1 + 8y³) = (2y - 1)(2y + 1)/ (2y +1)(4y² - 2y + 1) =
=(2y - 1) /(4y² - 2y + 1)