Distance between (5,-5) and (8,-8)

Find all solutions for 2y - 4x =2 y = 2x + 1 site: socratic.org

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?

To diagonalize an nxn matrix a means to find an invertible matrix p and a diagonal matrix d such that a pdp d p ap or [1 3 dh epap 3 let a=-3 -5 -3 3 3 1 step 1: find the eigenvalues of matrix a "2's" step 2: find the corresponding eigenvectors of a step 3: createp from eigenvectors in step 2 step 4 create d with matching eigenvalues.