Question

Find the square root of 169 by the mathed reapeated subtraction?

Answer 1

Answer:

13

Step-by-step explanation:

169-1=168-3=165-5=160-7=153-9=144-11=133-13=120-15=105-17=88-19=69-21=48-23=25-25=0

Answer 2

Step-by-step explanation:

Square root of 169 using repeated subtraction method...

169 - 1 = 168

168 - 3 = 165

165 - 5 = 160

160 - 7 = 153

153 - 9 = 144

144 - 11 = 133

133 - 13 = 120

120 - 15 = 105

105 - 17 = 88

88 - 19 = 697

69 - 21 = 48

48 - 23 = 25

25 - 25 = 0

Since it took 13 turns to get final result as 0.

Therefore √169 = 13