Ответ:
(
3
1
∗10−
2
∗8)∗(
100
∗15)=(
10
−
8
)∗(
15
)=
6
20−24
∗
=−
4
6∗100
4∗15
3∗20
2∗3
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Ответ:
(
3
1
∗10−
2
1
∗8)∗(
100
1
∗15)=(
3
10
−
2
8
)∗(
100
15
)=
6
20−24
∗
100
15
=−
6
4
∗
100
15
=−
6∗100
4∗15
=−
3∗20
2∗3
=−
10
1