Science talk:Math Exam Resources/Courses/MATH152/April 2015/Question B 3 (b)/Solution 1

Is this right....?

We know ${\mathbf {v_{1}}},{\mathbf {v_{2}}}$ are vectors in $P_{2}$

Eventually, since ${\mathbf {c}}=0$, so it is true. But from the parametric form, I don't think we can say this.