Expand and simplify x(2x+1)(x-3)

First multiply the brackets to get: (2x2 - 6x + x - 3), Simplify to get: (2x2 - 5x - 3), This is then all multiplied by x to get: 2x3- 5x2 - 3x.

GG

Related Maths GCSE answers

All answers ▸

How do you expand (2x+9)^2?


prove that any odd number squared is one more than a multiple of four.


What is the name of a triangle with two equal sides and angles? What is the size of the angle x?


Solve the following equation. 7x^2 = 13x +2