Question

which of the following Is not a perfect squarere?why?
a) 361 b) 1156 c) 1128 d) 1681​

Answer 1

answer:

1128

Step-by-step explanation:

361 = (19×19) = , perfect square

1156 = (2×2×17×17) = (×), perfect square

1681 = ( 41×41) = (), perfect square

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