Question

15
Adelive identis called the identity for the addition of rational number
Nuys alolional number
2) Additive inverse of -5 is 5.5.
3) The reciprocal of
is
19
is
5) Rational numbers are not closed under division.
(5)
Q.3) Match the following :-
1) Integer are
2) a x b = b xa
3) a 0
4) 2x - 3= 9
not defined
closed under addition
Commutative property
2.
5) Reciprocal of
Linear equation in one variable
11
Q.4) Write "T" for True and "F" for False :-
1) 1 is the multiplicative identity for rational numbers. T
2) The reciprocal of -5 is. F
rational number is not always positi​

Answer 1

Answer:

3) the reciprocal of 19 is 1/19