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2025-03-19 21:13:28
a) 1/2.4/3-20/3.4/5
= 2/3-16/3
= -14/3
b)
(3/7+4/7)+(-6/19+-13/19)
1+(-1)=0
3/5.(8/9-7/9+26/9)
=3/5.-25/9=5/3
2025-03-19 21:13:28
a) 1/2.4/3-20/3.4/5
= 2/3-16/3
= -14/3
b)
(3/7+4/7)+(-6/19+-13/19)
1+(-1)=0
3/5.(8/9-7/9+26/9)
=3/5.-25/9=5/3
2025-03-19 21:13:28
a) 1/2.4/3-20/3.4/5
= 2/3-16/3
= -14/3
b)
(3/7+4/7)+(-6/19+-13/19)
1+(-1)=0
3/5.(8/9-7/9+26/9)
=3/5.-25/9=5/3
2025-03-19 21:13:28
a) 1/2.4/3-20/3.4/5
= 2/3-16/3
= -14/3
b)
(3/7+4/7)+(-6/19+-13/19)
1+(-1)=0
3/5.(8/9-7/9+26/9)
=3/5.-25/9=5/3
2025-03-19 21:13:28
a) 1/2.4/3-20/3.4/5
= 2/3-16/3
= -14/3
b)
(3/7+4/7)+(-6/19+-13/19)
1+(-1)=0
3/5.(8/9-7/9+26/9)
=3/5.-25/9=5/3