Question

find the square route of 144 by the method of repeated subtraction​

Answer 1

Answer:

12

Step-by-step explanation:

144 -1=143

143-3=140

140-5=135

135-7=128

128-9=119

119-11=108

108-13=95

95-15=80

80-17=63

63-19=44

44-

44-21=23

23-23=0

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Answer 2

Answer:

12

Step by step explanation:

1. 144-1=143

2. 143-3=140

3. 140-5=135

4. 135-7=128

5. 128-9=119

6. 119-11=108

7. 108-13=95

8. 95-15=80

9. 80-17=63

10. 63-19=44

11. 44-21=23

12. 23-23=0

Thus, we have subtracted consecutive odd numbers from 144 starting from 1.0 is obtained in the 12th step. So we have √144=12

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