I am having difficulty with the algebra related to a coordinate geometry question.
136159
A line is drawn through the point $A(1,2)$ to cut the line $2y=3x-5$ in $P$ and the line $x+y=12$ in $Q$. If $AQ=2AP$, find $P$ and $Q$.
102192
Can someone explain geometric multiplicity?
62260
Rational Coordinates with two intersecting lines
107122
Compute $ad_X$, $ad_Y$, and $ad_Z$ relative to a basis
5689
Geometric interpretation of the multiplication of complex numbers?
131315
What geometric object is given by this equation?
105774
How is $ \cos (\alpha / \beta) $ expressed in terms of $\cos \alpha $ and $ \cos \beta $?
116223
Show that the angles satisfy $x+y=z$
133043
Find the equation of the plane passing through a point and a vector orthogonal
69679
Geometric interpretation for sum of fourth powers
104453
A question about the arctangent addition formula.
148009
Mathematical Olympiad Treasures Problem 1.92 how does this relate to geometric sequence
50051
Interpret geometrically the equation
37985
Show that $|x|^2 = |y|^2$ with $A$ orthogonal and $Ax = \cos (θ)x − \sin (θ)y$, $Ay = \sin (θ)x + \cos (θ) y$
59202
What is the angle between those two matrices over $\mathbb{C}$?
110507
Complex Number Locus w.r.t Coordinate Axes
83126
Understanding difference between Coordinate System and Projection?