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Factories:
(i) 12x + 15
(ii) 14m – 21
(iii) 9n – 12n2
i. 16a2 – 24ab
ii. 15ab2 – 20a2b
iii. 12x2y3 – 21x3y2
(i) 24x3 – 36x2y
(ii) 10x3 – 15x2
(iii) 36x3y – 60x2y3z
i. 9x3 – 6x2 + 12x
ii. 8x3 – 72xy + 12x
iii. 18a3b3-27a2b3+36a3b2
i. 14x3 + 21x4y – 28x2y2
ii. - 5 – 10t + 20t2
i. x(x + 3) + 5(x + 3)
ii. 5x(x – 4) -7(x – 4)
iii. 2m(1 – n) +3(1 – n)
6a(a – 2b) + 5b(a – 2b)
x3(2a – b) + x2(2a – b)
9a(3a – 5b) – 12a2(3a – 5b)
Factorize:
(x + 5)2 – 4(x + 5)
3(a – 2b)2 -5(a – 2b)
2a + 6b – 3(a + 3b)2
16(2p – 3q)2 – 4(2p – 3q)
x(a – 3) + y(3 – a)
12(2x – 3y)2 – 16(3y – 2x)
(x + y)(2x + 5) – (x + y)(x + 3)
ar + br + at + bt
x2 – ax – bx + ab
ab2 – bc2 – ab + c2
x2 – xz + xy – yz
6ab – b2 + 12ac – 2bc
(x – 2y)2 + 4x – 8y
y2 – xy(1 – x) – x3
(ax + by)2 + (bx – ay)2
ab2 + (a – 1)b -1
x3 – 3x2 + x – 3
ab(x2 + y2) – xy(a2 + b2)
x2 – x(a + 2b) + 2ab
x2 – 36
4a2 – 9
81 – 49x2
4x2 – 9y2
16a2 – 225b2
9a2b2 – 25
16a2 – 144
63a2 – 112b2
20a2 – 45b2
12x2 – 27
x3 – 64x
16x5 – 144x3
3x5 – 48x3
16p3 – 4p
63a2b2 – 7
1 – (b – c)2
(2a + 3b)2 – 16c2
(l + m)2 - (l –m)2
(2x + 5y)2 – 1
36c2 – (5a + b)2
(3x – 4y)2 – 25z2
x2 – y2 – 2y – 1
25 – a2 – b2 – 2ab
25a2 – 4b2 + 28bc – 49c2
9a2 – b2 + 4b – 4
100 – (x – 5)2
Evaluate {(405)2 – (395)2}
Evaluate {(7.8)2 – (2.2)2}.
x2 + 8x + 16
x2 + 14x + 49
1 + 2x + x2
9 + 6z + z2
x2 + 6ax + 9a2
4y2 + 20y + 25
36a2 + 36a + 9
9m2 + 24m + 16
49a2 + 84ab + 36b2
P2 – 10p + 25
121a2 – 88ab + 16b2
1 – 6x + 9x2
9y2 – 12y + 4
16x2 – 24x + 9
m2 – 4mn + 4n2
a2b2 – 6ab + 9c2
m4 + 2m2n2 + n4
(l + m)2 – 4lm
x2 + 5x + 6
y2 + 10y + 24
z2 + 12z + 27
p2 + 6p + 8
x2 + 15x + 56
y2 + 19y + 60
x2 + 13x + 40
q2 – 10q + 21
p2 + 6p – 16
x2 – 10x + 24
x2 – 23x + 42
x2 – 17x + 16
y2 – 21y + 90
x2 – 22x + 117
x2 – 9x + 20
x2 + x – 132
x2 + 5x – 104
y2 + 7y – 144
z2 + 19z – 150
y2 + y – 72
a2 + 6a – 91
p2 – 4p – 77
x2 – 7x – 30
x2 – 11x – 42
x2 – 5x – 24
y2 – 6y – 135
z2 – 12z – 45
x2 – 4x – 12
3x2 + 10x + 8
3y2 + 14y + 8
3z2 – 10z + 8
2x2 + x – 45
6p2 + 11p – 10
2x2 – 17x – 30
7y2 – 19y – 6
28 – 31x – 5x2
3 + 23z – 8z2
6x2 – 5x – 6
3m2 + 24m + 36
4n2 – 8n + 3
6x2 – 17x – 3
7x2 – 19x – 6
(7a2 – 63b2) =?
(2x – 32x3) =?
X3 – 144x =?
2 – 50x2=?
a2+bc+ab+ac =?
pq2 + q(p – 1) – 1 =?
ab – mn + an – bm =?
ab – a – b + 1= ?
x2 – xz + xy – yz=?
12m2 – 27 =?
x3 – x =?
1 – 2ab – (a2 + b2) =?
x2 + 6x + 8=?
x2 + 4x – 21=?
y2 + 2y – 3=?
40 + 3x – x2=?
2x2 + 5x + 3=?
6a2 – 13a + 6=?
4z2 – 8z + 3=?
3 + 23y – 8y2=?