Ответ:
7) 2,125
Объяснение:
(a - 5b)²
___________
(a - 5b) (a + 5b)
a = 22; b = -2,4
(22 + 12)². (22 + 12)². 34². 1156. 17
__________ = __________. =. _____ = ______ = ___
22² + 60 484 + 60. 544. 544. 8
1
= 2----. (2,125)
8
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Answers & Comments
Ответ:
7) 2,125
Объяснение:
(a - 5b)²
___________
(a - 5b) (a + 5b)
a = 22; b = -2,4
(22 + 12)². (22 + 12)². 34². 1156. 17
__________ = __________. =. _____ = ______ = ___
22² + 60 484 + 60. 544. 544. 8
1
= 2----. (2,125)
8