Question

(b) Multiply
by the additive inverse of =21
7. Find the following using suitable rearrangement:
5
11
6
5
15
18
17
13 15 12
Evaluate the following using appropriate properties:
12 x 35 12 55
15x5x-18 C-135 x 20
(0 -2.7 15 2
(b) x1-x-4
(a) 532 53
4889-9-
13
3
7
9
0
NIN
x
7
15
Nia
(9*33* 9 * 5
. Verify a + b = b + a for:
(a) a = 5,-
Fill in the blanks:
3
(a) The rational number
Ba=7,6-
b) The rational number
©
does not have a reciprocal.
The rational number
) The product of two rational numbers is always a
is equal to its reciprocal.
is equal to its negative.
For every rational number
aa
For en
​

Answer 1

टिशू ghorpdi so so so so