EduSahara™ Assignment
Name : Identity - 1
Chapter : Exponents
Grade : SSC Grade VII
License : Non Commercial Use
Question
1
1.
(
7
✕
-2
)
-4
=
(i)
7
-4
✕
(-2)
-4
(ii)
7
-4
✕
(-5)
-4
(iii)
7
-4
✕
(-2)
-5
(iv)
7
-4
✕
(-2)
-2
(v)
7
-4
✕
(-2)
-3
Question
2
2.
(
-2
✕
-4
✕
-7
)
-7
=
(i)
(-2)
-7
✕
(-4)
-7
✕
(-7)
-7
(ii)
(-2)
-7
✕
(-4)
-6
✕
(-7)
-6
(iii)
(-2)
-7
✕
(-7)
-7
✕
(-10)
-7
(iv)
(-2)
-7
✕
(-1)
-7
✕
(-4)
-7
(v)
(-2)
-7
✕
(-4)
-8
✕
(-7)
-8
Question
3
3.
(
7
✕
-5
)
7/2
=
(i)
(
7
2
)
7
✕
(
7
2
)
(-3)
(ii)
(
7
2
)
7
✕
(
7
2
)
(-8)
(iii)
(
7
2
)
7
✕
(-5)
7
(iv)
(
7
2
)
7
✕
(
7
2
)
(-5)
(v)
(
7
2
)
7
✕
(
7
4
)
(-5)
Question
4
4.
(
5
✕
7
✕
3
)
-4/7
=
(i)
(
-4
7
)
5
✕
(
-4
7
)
10
✕
(
-4
7
)
6
(ii)
(
-4
7
)
5
✕
(
-4
9
)
7
✕
(
-4
9
)
3
(iii)
(
-4
7
)
5
✕
(
-4
7
)
5
✕
1
(iv)
(
-4
7
)
5
✕
(
-4
7
)
7
✕
(
-4
7
)
3
(v)
(
-4
7
)
5
✕
(
-4
5
)
7
✕
(
-4
5
)
3
Question
5
5.
(
7
4
✕
7
2
)
2
=
(i)
2
(
7
4
)
✕
2
(
9
2
)
(ii)
2
(
7
4
)
✕
3
(
7
2
)
(iii)
2
(
7
4
)
✕
2
(
5
2
)
(iv)
2
(
7
4
)
✕
2
(
7
2
)
(v)
2
(
7
4
)
✕
7
2
Question
6
6.
(
(
-7
4
)
✕
9
5
✕
9
8
)
-3
=
(i)
-3
(
-7
4
)
✕
-3
(
11
5
)
✕
-3
(
11
8
)
(ii)
-3
(
-7
4
)
✕
-3
(
7
5
)
✕
-3
(
7
8
)
(iii)
-3
(
-7
4
)
✕
-3
(
9
5
)
✕
-3
(
9
8
)
(iv)
-3
(
-7
4
)
✕
-4
(
9
5
)
✕
-4
(
9
8
)
(v)
-3
(
-7
4
)
✕
-2
(
9
5
)
✕
-2
(
9
8
)
Question
7
7.
(
(
-7
9
)
✕
(
-4
3
)
)
7/2
=
(i)
(
7/2
)
(
-7
9
)
✕
(
7/2
)
(
-2
3
)
(ii)
(
7/2
)
(
-7
9
)
✕
(
7/2
)
(
-4
3
)
(iii)
(
7/2
)
(
-7
9
)
✕
(
7
2
)
(-2)
(iv)
(
7/2
)
(
-7
9
)
✕
(
7/4
)
(
-4
3
)
(v)
(
7/2
)
(
-7
9
)
✕
7
(
-4
3
)
Question
8
8.
(
(
-9
4
)
✕
(
-5
7
)
✕
9
2
)
-5
=
(i)
-5
(
-9
4
)
✕
-4
(
-5
7
)
✕
-4
(
9
2
)
(ii)
-5
(
-9
4
)
✕
(-1)
-5
✕
-5
(
7
2
)
(iii)
-5
(
-9
4
)
✕
-5
(
-5
7
)
✕
-5
(
9
2
)
(iv)
-5
(
-9
4
)
✕
-6
(
-5
7
)
✕
-6
(
9
2
)
(v)
-5
(
-9
4
)
✕
-5
(
-3
7
)
✕
-5
(
11
2
)
Assignment Key
1) (i)
2) (i)
3) (iv)
4) (iv)
5) (iv)
6) (iii)
7) (ii)
8) (iii)
