Atriangle is rotated 90° about the origin. which rule describes the transformation?

(x, y) → (–x, –y)
(x, y) → (–y, x)
(x, y) → (–y, –x)
(x, y) → (y, –x)

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters

Convert the polar representation of this complex number into its rectangular form: z=5(cos pi+i sin pi)