Q: Is 289 squared irrational

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17 squared = 289

289.

No

162 is 256 and 172 is 289, so YES, √266 is irrational

Sometimes. eg the irrational number √2 squared is 2 which is rational (2 = 2/1) eg the irrational number √(√2) squared is √2 which is irrational.

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289 squared times 289 squared is equal to 6,975,757,441.

17 squared = 289

12 squared is not irrational. It's 144 .

20 squared is not an irrational number. 202 = 400.

289.

17 squared = 172 = 289

17 squared = 289

17

No

If a = 17 and a x a = 289 then no other values of a can exist.

162 is 256 and 172 is 289, so YES, √266 is irrational

Sometimes. eg the irrational number √2 squared is 2 which is rational (2 = 2/1) eg the irrational number √(√2) squared is √2 which is irrational.