Recent content by SmellyGoomba

Homework Statement Find an equation of the plane that has y-intercept -5 and is parallel to the plane containing the points P(3, -1, 2), Q(0, 2, 1) and R(5, 2, 0)Homework Equations ax + by + cz + d = 0 The Attempt at a Solution I got two directional vectors u = PQ = (-3, 3, -1) v = PR = (2...

Homework Statement Find A if (2A-1 - 3I)T = 2* \begin{pmatrix} -1 & 2\\ 5 & 4 \end{pmatrix} Homework Equations The Attempt at a Solution I have no idea if I'm even on the right track of solving this question... I simplified the right hand side down to \begin{pmatrix} -2 & 4\\ 10 & 8...