Multiplicative Inverses
What is the multiplicative inverse (\text{mod } 7) of 2?
Reminder: By definition, your answer must be an integer between 0 and 6.
2 \cdot 4 = 8 \equiv 1 (\text{mod } 7)
What is the multiplicative inverse (\text{mod } 7) of 2?
Reminder: By definition, your answer must be an integer between 0 and 6.