The arrangement are:
REA RAE. RED RDE. RAD RDA. ERA. EAR. ERD. EDR. EAD. EDA. ARE. AER. ARD. ADR. AED. ADE. DEA. DAE. DAR. DRA. DAE. DEA
Can you show me the way?
1.List all possible arrangements of the letters RED
We apply the Fundamental Counting Principle (FCP)and multiply:4.3.2=24
REA RAE. RED RDE. RAD RDA. ERA. EAR. ERD. EDR. EAD. EDA. ARE. AER. ARD. ADR. AED. ADE. DEA. DAE. DAR. DRA. DAE. DEA
Can you show me the way?
1.List all possible arrangements of the letters RED
We apply the Fundamental Counting Principle (FCP)and multiply:4.3.2=24
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Answer:
RED
RDE,EDR,ERD,DER,DRE