Question

Witch of these numbers is a square number 4×10 power of 5 and 9×10^4 and 4×10^3 and 9×10^3​

Answer 1

Answer:

9×10^4 end with 4 zeroes

Step-by-step explanation:

4×10 power of 5 end with 5 zeroes

and 9×10^4 end with 4 zeroes

and 4×10^3 end with 3 zeroes

and 9×10^3 end with 3 zeroes

square numbers never end with odd Number of zeroes

so, 9×10^4 (end with 4 zeroes ) is a square number