Question

(6
EXERCISE 1A
1.
a.
Write T for true and F for false.
Rational numbers are not closed under multiplication.
b. Commutative property does not hold true for subtraction of rational numbers.
Associative property holds true for addition of rational numbers.
1 2 2
3
3 7
d.
9 7 7 9
5 4 9
C.
-+---+
e.
-X
X -
+
2. Fill in the blanks.
a.
If a and b are rational numbers, then a + b is a
number.
b. ax (b x c) = (xb) represents associative property of multiplication.
1 2
1
2 3
2
C.
+
=
3
d.
3 14
х -X
7 7 15
х
7 7
3
-51
17
e.
is equal to
8
24
12
17​

Answer 1

Answer:

Waah bhosdike mc BC chutiye mother fu ker mithe chakke