Question

which of the following is not a perfect square 361,1156.1128,1681​

Answer 1

Answer:

1128

Step-by-step explanation:

361 = (19×19) = 19^{2}, perfect square

1156 = (2×2×17×17) = (2^{2}×17^{2}), perfect square

1681 = ( 41×41) = (41^{2}), perfect square

1128 = (2×2×2×3×4×7), is not perfect aquare