Factoriser
A= (2x+5)(6x+4+4x+2)
A= (2x+5)(10x+6)
B= [(2x+3-(2x-3)](2x+3+2x-3)
B= (2x+3-2x+3)(4x)
B= 9(4x)
C= (8x+3)[(5x+9)-(3x+4)]
C= (8x+3)(5x+9-3x-4)
C= (8x+3)(2x+5)
D= (6x-4)(2x+3-6x+4)
D= (6x-4)(-4x+7)
E= (3x+8-6)(3x+8+6)
E= (3x+2)(3x+14)
F= (4x-6-2x+4)(4x-6+2x-4)
F=(2x-2)(6x-10)
G= (3x-5)[1-(3x-5)]
G= (3x-5)(1-3x+5)
G= (3x-5)(-3x+6)
H= (8-4x+2)(8+4x-2)
H= (-4x+10)(4x+6)