Question

please do fast please with explain​

Answer 1

Answer:

Step-by-step explanation:

a)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=98

98-19=79

79-21=58

58-23=25

25-25=0

Square root of 169=13

b)324-1=323

  323-3=320

320-5=315

315-7=308

308-9=299

299-11=288

288-13=275

275-15=260

260-17=243

243-19=224

224-21=203

203-23=180

180-25=155

155-27=128

128-29=99

99-31=68

68-33=35

35-35=0

square root of 324=18