Ответ:
6
Объяснение:
(25 a² - 1/16b² ) : ( 5a -1/4b ) = ( 5a +1/4b )*( 5a - 1/4b ) : ( 5a - 1/4b ) = 5a + 1/4b
а = 2/5 b = 1/16
5a + 1/4b = 5 * 2/5 + 1 / ( 4*1/16) = 2 + 4 = 6
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Ответ:
6
Объяснение:
(25 a² - 1/16b² ) : ( 5a -1/4b ) = ( 5a +1/4b )*( 5a - 1/4b ) : ( 5a - 1/4b ) = 5a + 1/4b
а = 2/5 b = 1/16
5a + 1/4b = 5 * 2/5 + 1 / ( 4*1/16) = 2 + 4 = 6