Question

By using repeated subtraction method find whether 49 is perfect square or not

Please answer me fast ​

Answer 1

Answer:

yes 49 is a perfect square

Step-by-step explanation:

49-1=48,48-3=45,45-5=40,40-7=33,33-9=24,24-11=13,13-13=0

here is 7 steps in repeated subtraction of 49 to reach 0 so 49 is square of 7

7×7=49

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