Упростите; 3- (2 - (5 - 3)-1) - 2 Упростите: 3 - (4. (3 – 2. 1)-(-2 + 1))
Упростите: 10 - (2 - (7 - 4) - (2 + 4) + 3)
Упростите: 6-7. (3 - 2 - (3-2. (4 - 5)))

Question

Математика: Упростите; 3- (2 - (5 - 3)-1) - 2 Упростите: 3 - (4. (3 – 2. 1)-(-2 + 1)) Упростите: 10 - (2 - (7 - 4) - (2 + 4) + 3) Упростите: 6-7. (3 - 2 - (3-2. (4 - 5)))

anitayun0518 · Answer

1)2)3-(4×(3-2×1)-(-2+1))=3-(4×1+1)=-23)4)6-7×(3-2-(3-2×(4-5)))=6-7×(3-2×(-1))=6-7×(3-2-(3+2))=6-7×(3-2-5)=6-7×(-4)=6+28=34...