-2b×(-3)×125/5×(-75b)
-88ab×9,3/3,1×(-6,6)×(-4ab)
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-9×2,4×(7,2)/-3×1,8×3,6
12×(-8,5)×(-0,23)/5×(-2,3)×(-0,6)
-88ab×9,3/3,1×(-6,6)×(-4ab)
-------------------------------------------------------
-9×2,4×(7,2)/-3×1,8×3,6
12×(-8,5)×(-0,23)/5×(-2,3)×(-0,6)
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Ответ:
1) -2b×(-3)x125/5 (-75b)=-11250b2
2)-88ab×9,3/3,1×(-6,6)×(-4ab)=34848/5 a2b2
3)-9×2,4×(7,2)/-3×1,8×3,6=335,9232
4)12×(-8,5)×(-0,23)/5×(-2,3)×(-0,6)=6,47496
Пошаговое объяснение: