4200 , 1027 , 243 , 441 which of the following numbers are perfect square
Answers
Answered by
2
Answer:
A perfect square can always be expressed as a product of equal factors. Thus, 441 is a perfect square.
Step-by-step explanation:
21 ×21 = 441
The square root of 441 is 21.
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Answered by
1
Answer:
The square root of 441 is +21 or -21. This shows that 441 is a perfect square.
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