Determine the set of all integers a such that a 3 (mod 7) such that – McqOptions

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1.	Determine the set of all integers a such that a 3 (mod 7) such that 21 x 21.
A.	{ 21, 18, 11, 4, 3, 10, 16}
B.	{ 21, 18, 11, 4, 3, 10, 17, 24}
C.	{ 24, -19, -15, 5, 0, 6, 10}
D.	{ 23, 17, 11, 0, 2, 8, 16}
Answer» C. { 24, -19, -15, 5, 0, 6, 10}

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