Find the wrong term in each case. 841, 529, 361, 289, 160, 121
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841 = 29^2
529 = 23^2
361 = 19^2
289 = 17^2
121= 11^2
All except 160 are perfect square.
so 160 is wrong.
529 = 23^2
361 = 19^2
289 = 17^2
121= 11^2
All except 160 are perfect square.
so 160 is wrong.
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