Tính giá trị biểu thức a) 4 + 4/73 - 4 /115 / 5 + 5/73 - 1/23 b) 5/22 + 3/13
Giải thích
a) 4+473−41155+573−123=41+173−111551+173−1115=45
b) 522+313−12413−211+32=65+66−14328688−52+429286=−12286465286=−4155
a) 4+473−41155+573−123=41+173−111551+173−1115=45
b) 522+313−12413−211+32=65+66−14328688−52+429286=−12286465286=−4155