Factorise: x^2-36
Factorise: 12x + 15
Factorise: 14m – 21
Factorise: 4a^2-9
Factorise: 81-49x^2
Factorise: 9n-12n^2
Factorise: 16a2 – 24ab
Factorise: 16a^2-24ab
Factorise: 15ab^2-20a^2b
Factorise: 12x^2y^3-21x^3y^2
Factorise: 24x^3-36x^2y
Factorise: 10x^3-15x^2
Factorise: 36x^3y-60x^2y^3z
Factorise: 9x^3-6x^2+12x
Factorise: 8x^2-72xy+12x
Factorise: 18a^3b^3-27a^2b^3+36a^3b^2
Factorise: 14x^3+21x^4y-28x^2y^2
Factorise: 2m(1-n) + 3(1-n)
Factorise: x(a-3) + y(3-a)
Factorise: -5-10t+20t^2
Factorise: x(x+3) + 5(x+3)
Factorise: 5x(x-4) -7(x-4) ** **
Factorise: 6a(a-2b) + 5b(a-2b)
Factorise: x^3(2a-b)+x^2(2a-b)
Factorise: 9a(3a-5b)-12a^2(3a-5b)
Factorise: (x+5)^2-4(x+5)
Factorise: 3(a-2 b)^{2}-5(a-2 b)
Factorise: 2a+6b-3(a+3b)^2
Factorise: 16(2p-3q)^2-4(2p-3q)
Factorise: 4x^2-9y^2
Factorise: 16a^2-225b^2
Factorise: 9a^2b^2-25
Factorise: 16a^2-144
Factorise: 63a^2-112b^2
Factorise: 20a^2-45b^2
Factorise:
12x^2-27
Factorise: x^3-64x
Factorise: 16x^5-144x^3
Factorise: 3x^5-48x^3
Factorise: 16p^3-4p
Factorise: x^2+8x+16
Factorise: x^2+14x+49
Factorise: 1+2x+x^2
Factorise: 9+6z+z^2
Factorise: x^2+6ax+9a^2
Factorise: 4y^2+20y+25
Factorise: 36a^2+36a+9
Factorise: 9m^2+24m+16
Factorise: Z^2+z+1/4
Factorise: x^2+5x+6
Factorise: y^2+10y+24
Factorise: z^2+12z+27
Factorise: p^2+6p+8
Factorise: x^2+15x+56
Factorise: y^2+19y+60
Factorise: x^2+13x+40
Factorise: q^2-10q+21
Factorise: p^2+6p-16
Factorise: x^2-10x+24
Factorise: x^2-23x+42
Factorise: x^2-17x+16
Factorise: y^2-21y+90
Factorise: x^2-22x+117
Factorise: x^2-9x+20
Factorise: x^2+x-132
Factorise: x^2+5x-104
Factorise: y^2+7y-144
Factorise: z^2+19z-150
Factorise: y^2+y-72
Factorise: a^2+6a-91
\left(7a^2-63b^2\right)=?
a) (7a – 9b) (9a + 7b)
b) (7a – 9b) (7a + 9b)
c) 9(a – 3b) (a + 3b)
d) 7(a – 3b) (a + 3b)
\left(2x-32x^3\right)=?
a. 2(x-4)(x+4
\text{ b. }2x(1-2x)^2
\text{ c. }2x(1+2x)^2
d. 2x(1-4x)(1+4x)
x^3-144x=?
\text{ a. }x(x-12)^2
\text{ b. }x(x+12)^2
c. x(x-12)(x+12)
d. none of these
\left(2-50x^2\right)=?
\text{ a. }2(1-5x)^2
\text{ b. }2(1+5x)^2
c. (2-5x)(2+5x)
d. 2(1-5x)(1+5x)
a^2+bc+ab+ac=?
a. (a+b)(a+c)
b. (a+b)(b+c)
c. (b+c)(c+a)
d. a(a+b+c)
pq^2+q(p-1)-1=?
a. (pq+1)(q-1)
b. p(q+1)(q-1)
c. q(p-1)(q+1)
d. (pq-1)(q+1)
ab –mn +an –bm = ?
a. (a-b) (m-n)
b. (a-m) (b+n)
c. (a-n) (m+b)
d. (m-a) (n-b)
ab –a –b +1 = ?
a. (a-1) (b-1)
b. (1-a) (1-b)
c. (a-1) (1-b)
d. (1-a) (b-1)
x^2-xz+xy-yz=?
a. (x-y)(x+z)
b. (x-y)(x-z)
c. (x+y)(x-z)
d. (x-y)(z-x)
\left(12m^2-27\right)=?
a. (2m-3)(3m-9)
b. 3(2m-9)(3m-1)
c. 3(2m-3)(2m+3)
d. None of these