Question

find the aquare root of 121 and 169 by the method
of repeated Subtraction.​

Answer 1

Step-by-step explanation:

To find the square root of 121

$121 - 1 = 120........1$

$120 - 3 = 117.......2$

$117 - 5 = 112......3$

$112 - 7 = 105.......4$

$105 - 9 = 96.......5$

$96 - 11 = 85........6$

$85 - 13 = 72........7$

$72 - 15 = 57........8$

$57 - 17 = 40........9$

$40 - 19 = 21........10$

$21 - 21 = 0........11$

$11times$

To find the square root of 169

$169 - 1 = 168.......1$

$168 - 163 = 165</strong><strong>.</strong><strong>.</strong><strong>.</strong><strong>.</strong><strong>.</strong><strong>.</strong><strong>2</strong><strong>$

$165 - 5 = 160......3$

$160 - 7 = 153.......4$

$153 - 9 = 144.......5$

$144 - 11 = 133......6$

$133 - 13 = 120........7$

$120 - 15 = 105........8$

$105 - 17 = 88.........9$

$88 - 19 = 69.........10$

$69 - 21 = 48........11$

$48 - 23 = 25........12$

$25 - 25 = 0.........13$

$13times$

HOPE IT HELPS YOU

Answer 2

Answer:

121-1=120

120-3=117.               = 11

117-5=112

112-7=105

105-9=96

96-11=85

85-13=72

72-15=57

57-17=40

40-19=21

21-21=0

169= 13

Step-by-step explanation: