A parabola can be represented by the equation y2 = - *. What are the coordinates of the focus and the equation
of the directrix?
0
V
O focus: () directrix: * =
=
O focus: (10) directrix: x=-
O focus: (-4,0); directrix: x = 4
O focus: (4,0); directrix: x = -4

3women sell hats at a craft fair weekly. the money they make at the fair is split into categories. 9% goes to pay taxes. $55 goes to pay rent for the space they sell in. the rest is split between the women. if the group make $706 at the fair, how much does each women get paid once the money is divided

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.

Write an expression that represents the sum of 7 and x