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Kartik Raj
Subject: Maths
, asked on 3/1/18
Q.20. Factorise :- using identity
25
-
4
x
2
-
12
x
y
-
9
y
2
Answer
1
Kartik Raj
Subject: Maths
, asked on 3/1/18
Q.19. Factorise :-
18
a
+
b
2
-
6
a
+
b
Answer
1
Kartik Raj
Subject: Maths
, asked on 3/1/18
Q. Divide (i) (x
2
+ 15x+56) by (x+8) (ii) 4a
3
- 14a
2
+ 6a by (a-3)
(iii) 5x
3
-4x
2
+3x +24 by 5x+6
Answer
1
Kartik Raj
Subject: Maths
, asked on 3/1/18
17. Divide :
(
i
)
72
a
3
b
2
c
2
b
y
12
a
2
b
c
(
i
i
)
16
a
4
+
8
a
3
+
12
a
b
y
4
a
Answer
1
Kartik Raj
Subject: Maths
, asked on 3/1/18
Q. Factorise by splitting the middle term
(i) 6x
2
-5xy-6y
2
(ii) 14a
2
+11ab - 15b
2
(iii) x
2
-9x+20
Answer
2
Kartik Raj
Subject: Maths
, asked on 3/1/18
Q. Factorise using the identity (x+a)(x+b)
(
i
)
x
2
-
22
x
-
48
(
i
i
)
x
2
+
14
x
+
45
Answer
1
Kartik Raj
Subject: Maths
, asked on 3/1/18
Q. Factorise completely:
(
i
)
x
4
-
16
(
i
i
)
x
+
2
y
4
-
1
(
i
i
i
)
x
8
-
1
Answer
1
Kartik Raj
Subject: Maths
, asked on 3/1/18
Factorise using identities
i
.
9
x
2
-
6
x
+
1
i
i
.
3
x
+
2
y
2
-
2
+
a
-
2
b
2
Answer
1
Kartik Raj
Subject: Maths
, asked on 3/1/18
Answer Q13 i,ii
Q
13
.
F
a
c
t
o
r
i
s
e
u
sin
g
i
d
e
n
t
i
t
i
e
s
i
25
x
2
+
30
x
+
9
i
i
81
a
2
-
4
b
2
Answer
1
Kartik Raj
Subject: Maths
, asked on 3/1/18
Q
12
.
F
a
c
t
o
r
i
s
e
:
-
(
i
)
16
a
3
b
7
-
24
a
7
b
11
(
i
i
)
36
a
2
b
2
c
2
-
54
a
3
b
3
c
3
+
72
a
4
b
4
c
4
Answer
2
Ishnoor Kaur
Subject: Maths
, asked on 2/1/18
Divide using factorisation:2x
2
+3x+1 by 2x+1
Answer
2
Ishnoor Kaur
Subject: Maths
, asked on 2/1/18
Divide using factorisation: x2-5x+6 by x-2
Answer
1
Dhruvang Patel
Subject: Maths
, asked on 31/12/17
x^16 - y^16 + x^8 + y^8
Answer
1
Dhruvang Patel
Subject: Maths
, asked on 31/12/17
Can you solve x^8 - y^8
Answer
2
Pranav Duggal
Subject: Maths
, asked on 28/12/17
Divide: 27x
3
- 64 by 3x - 4. Show process and no links please.
Answer
1
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What are you looking for?
(iii) 5x3 -4x2 +3x +24 by 5x+6
(i) 6x2 -5xy-6y2 (ii) 14a2 +11ab - 15b2
(iii) x2 -9x+20
Q. Factorise using the identity (x+a)(x+b)