lavanyagupta3173 lavanyagupta3173

04-03-2021
Mathematics

contestada

find the square root of 1989 by repeated subtraction

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okikilyt okikilyt

04-03-2021

Step-by-step explanation:

225−1=224

224−3=221

221−5=216

216−7=209

209−9=200

200−11=189

189−13=176

176−15=161

161−17=144

144−19=125

125−21=104

104−23=81

81−25=56

56−27=29

29−29=0

Totalstepsof=15

hence225=15

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