What is the equation of the axis of symmetry of the parabola y=-2x^2+8x-7?
x=

The vertices of a rectangle are given in the columns of the matrix . if is found to perform a transformation, what are the coordinates of the transformed rectangle? (0, 0), (0, –3), (–3, –3), (–3, 0) (0, 0), (0, 3), (3, 3), (3, 0) (0, 0), (0, 3), (–3, –3), (–3, 0) (0, 0), (0, 3), (–3, 3), (–3, 0)

Prove that quadrilateral is a rhombus.

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way