Question

observe and complete the table:
Numbers
No.of digits in its square
1)1-9
(minimum)1
(maximum)2
2)10-99
(minimum)_
(maximum)4
3)100-999
(minimum)5
(maximum)_
4)1009-9999
(minimum)7
(maximum)8
5)n digit
(minimum)_
(maximum)_
please answer the question​

Answer 1

Step-by-step explanation:

Question 1:

Express the following statements mathematically:

(i) square of 4 is 6; (ii) square of 8 is 64; (iii) square of 15 is 225.

ANSWER:

(i) 42 = 16

(ii) 82 = 64

(iii) 152 = 225

Page No 30:

Question 2:

Identify the prefect squares among the following numbers;

1, 2, 3, 8, 36, 49, 65, 67, 71, 81, 169, 625, 125, 900, 100, 1000, 100000.

ANSWER:

62 = 36

72 = 49

92 = 81

132 = 169

252 = 625

302 = 900

102 = 100

Hence, 36, 49, 81, 169, 625, 900 and 100 are perfect squares.