What is the remainder when $43^{86}$ is divided by $5?$

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VJesus12: Legendary Member; Posts: 2276; Joined: Sat Oct 14, 2017 6:10 amFollowed by: 3 members

by VJesus12 » Thu Oct 29, 2020 11:22 am

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What is the remainder when $43^{86}$ is divided by $5?$

A. 0
B. 1
C. 2
D. 3
E. 4

Answer: E

Source: Magoosh

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Source: Beat The GMAT — Problem Solving | Thu Oct 29, 2020 11:22 am

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