\displaystyle [br]\begin{equation*}2x^3 + 6x^2 + 4x +3 = 0 \Rightarrow x(2x^2 + 4) + 3(2x^2 + 1) = 0 \Rightarrow 2x(x^2 + 2) = -3(2x^2 +1) \Rightarrow \cdots\end{equation*}
\displaystyle [br]\begin{equation*}2x^3 + 6x^2 + 4x +3 = 0 \Rightarrow x(2x^2 + 4) + 3(2x^2 + 1) = 0 \Rightarrow 2x(x^2 + 2) = -3(2x^2 +1) \Rightarrow \cdots\end{equation*}
Last reply 3 days ago
Did Cambridge maths students find maths and further maths a level very easy?Last reply 2 weeks ago
Edexcel A Level Mathematics Paper 2 unofficial mark scheme correct me if wrong71
Last reply 3 days ago
Did Cambridge maths students find maths and further maths a level very easy?Last reply 2 weeks ago
Edexcel A Level Mathematics Paper 2 unofficial mark scheme correct me if wrong71