Question

Among the following, not a perfect square number is

a) 400
b) 4000
c) 1600
d) 2500​

Answer 1

Answer:

b) 4000

Step-by-step explanation:

Hope it will help you ☆☆☆

Answer 2

Answer:

√400=(20) ^2

(b) 4000

(c) √1600=(40) ^2

(d) √2500=(50) ^2

so, answer is option (b) 4000

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