EduSahara™ Assignment
Name : Product of Numbers using Algebraic Identities
Chapter : Polynomials
Grade : CBSE Grade IX
License : Non Commercial Use
Question
1
1.
The value of
74
✕
74
is
(i)
5473
(ii)
5475
(iii)
5476
(iv)
5477
(v)
5479
Question
2
2.
The value of
901
1
3
✕
901
1
3
is
(i)
812402
(ii)
812401
5
9
(iii)
812401
7
11
(iv)
812401
7
9
Question
3
3.
The value of
594
✕
594
is
(i)
352838
(ii)
352835
(iii)
352836
(iv)
352834
(v)
352837
Question
4
4.
The value of
399
1
3
✕
399
1
3
is
(i)
159467
1
11
(ii)
159467
1
3
(iii)
159467
1
7
(iv)
159467
1
9
(v)
159466
8
9
Question
5
5.
The value of
36
✕
24
is
(i)
862
(ii)
865
(iii)
864
(iv)
866
(v)
863
Question
6
6.
The value of
300
1
2
✕
299
1
2
is
(i)
89999
1
4
(ii)
90000
1
2
(iii)
89999
1
2
(iv)
89999
3
4
(v)
90000
1
4
Question
7
7.
The value of
71
✕
74
is
(i)
5254
(ii)
5253
(iii)
5255
(iv)
5252
(v)
5257
Question
8
8.
The value of
900
2
3
✕
900
1
3
is
(i)
810900
2
7
(ii)
810900
2
11
(iii)
810900
2
9
(iv)
810900
(v)
810900
4
9
Question
9
9.
The value of
41
✕
46
is
(i)
1888
(ii)
1883
(iii)
1887
(iv)
1886
(v)
1885
Question
10
10.
The value of
8
2
3
✕
9
1
3
is
(i)
80
8
11
(ii)
80
8
9
(iii)
81
1
7
(iv)
80
2
3
(v)
81
1
9
Question
11
11.
The value of
807
✕
796
is
(i)
642374
(ii)
642372
(iii)
642373
(iv)
642371
(v)
642370
Question
12
12.
The value of
701
1
3
✕
699
1
3
is
(i)
490465
5
9
(ii)
490465
7
11
(iii)
490466
(iv)
490465
7
9
Question
13
13.
Evaluate :
995
2
−
5
2
(i)
99000
(ii)
9900000
(iii)
990005
(iv)
990995
(v)
990000
Question
14
14.
Find
709
3
(i)
356400849
(ii)
356400819
(iii)
356400829
(iv)
356400839
(v)
356400809
Question
15
15.
Find
892
3
(i)
709732308
(ii)
709732278
(iii)
709732288
(iv)
709732268
(v)
709732298
Question
16
16.
Find the value of
40
3
+
10
3
−
50
3
(i)
512000
(ii)
(-512000)
(iii)
(-60000)
(iv)
8000
(v)
(-8000)
Question
17
17.
Find the value of
4
3
+
3.4
3
−
7.4
3
(i)
314.432
(ii)
-301.92
(iii)
512
(iv)
-512
(v)
-314.432
Assignment Key
1) (iii)
2) (iv)
3) (iii)
4) (iv)
5) (iii)
6) (iv)
7) (i)
8) (iii)
9) (iv)
10) (ii)
11) (ii)
12) (iv)
13) (v)
14) (iii)
15) (iii)
16) (iii)
17) (ii)
