A few days ago
poiuyt

Arithmetic progression.?

three terms are in Arithmetic progression. if their sum is 21 and the sum of their squares is 149, what are the numbers?

Top 2 Answers
A few days ago
adjs21

Favorite Answer

The answer is: 6, 7, 8

6 + 7 + 8 = 21

6^2 + 7^2 + 8^2 = 149

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A few days ago
Ptudia
waiting a little late on the math homework eh?

ok the answer is 7 and 14

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