Предмет: Математика, автор: трололо747

а) (-0,8*1,2+1,06) / (-0,5)
б) (-30,15 / 15+0,91) * (-2,4)
По подробней если можно.

Ответы

Автор ответа: reginkа
0
А)1.разбираемся с первой скобкой:-0,8*1.2=-0.96
-0.96+1.06=0.1
2. 0.1делим на -0.5=-0.2
Б)1.-30,15/15=-2,01
-2,01+0.91=-1.1
(-1.1)*(-2,4)=2.64
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