Question

true or false

b) If the unit digit of a number is 2 then, it does not have a square root.

c) If the unit digit of a number is 5 then, then the unit digit of its square root is 5.

d) The square of a prime number is always prime.

e) The operations addition and multiplication are not associative for rational numbers.

f) The idea of 'Mean' helps to find rational numbers between any two rational numbers.

g) There is no such rational number which is equal to its reciprocal.

h) There are infinite rational numbers which do not have a reciprocal.

i) 0.7 is the multiplicative inverse of -1
7​

Answer 1

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