Simplify `(9x^2)/(x+3) -: (3x)/(x^2-9)`. (3 marks)
Algebraic Techniques, SMB-067
Factorise the expression `(x^2-7x+12)/(x-3)` (2 marks)
Algebraic Techniques, SMB-031
Simplify the expression `(3a^2)/(12b^4) -: (9a^3)/(4b)` (2 marks)
Algebraic Techniques, SMB-012
Simplify the expression `(9h)/2 -: (h)/3` (2 marks)
Algebraic Techniques, SMB-011
Simplify the expression `(13x)/15 -: (2x)/5` (2 marks)
Algebraic Techniques, SMB-010
Simplify the expression `(3a)/4 -: (7a)/2` (2 marks)