Question

which of the following is not a perfect square
a.361
b.1156
c.1128
d.1861​

Answer 1

c) 1128

Step-by-step explanation:

361 = (19×19) = 19², perfect square

1156 = (2×2×17×17) = (2²×17²), perfect square

1681 = ( 41×41) = (41²), perfect square

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

Answer 2

c. 1128

d. 1861

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