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 $x^{2} + 3 x + 2 = 0$.

Worked explanation

• Factor the polynomial

  \[x^{2} + 3 x + 2 = \left(x + 1\right) \left(x + 2\right)\]

• Set each factor to zero

  \[x = -2, x = -1\]

[-2, -1]

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