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Mathematics, 10.06.2021 01:00 henryzx900

3. An operation is defined by b d= b - 4d. Find: a) 1 3
b) 3 1
c) 3
d) (1 3) 5
e) 1 (35)
Is * commutative? Is * associative? Give reasons for your answer
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3. An operation is defined by b d= b - 4d. Find: a) 1 3
b) 3 1
c) 3
d) (1 3) 5
...
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