Question

determine the ap whose 3rd term is 5 and the 7th term is 9​

Answer 1

Heya mate, here's your answer

a+2d=5

a+6d=9

Subtracting the 2 equations,

4d=4

Therefore, d=1

Hence, ap = 3,4,5,6,7,8,9,...

HOPE IT HELPS

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