polynomial equation

Practise polynomial equation with an original VectorPaths question, worked explanation and related VCE Methods practice.

2 practice marks

Original practice question

Find the solutions of $2 m^{2} + 8 m = 0$.

Worked explanation

• Factor the polynomial

  \[2 x^{2} + 8 x = 2 x \left(x + 4\right)\]

• Set each factor to zero

  \[x = -4, x = 0\]

[-4, 0]

Original VectorPaths practice; not an official VCAA question or marking rubric.