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leonid [27]
4 years ago
10

Help with number 4 ASAP

Mathematics
2 answers:
ElenaW [278]4 years ago
6 0

Answer: f & b

Step-by-step explanation:

for example both leave the digits unchanged and an identity is an element of a set which, if combined with another element by a specified binary operation, leaves that element unchanged.

My name is Ann [436]4 years ago
5 0

The Identities are:

a)  x+ 3 = 3 + x

c) 6x - 2x = 4x

f) x * 1 = x

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