Write an equation of the line that passes through $\left(2,-3\right)$ and is perpendicular to the line $y=-2x-3$ .

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

Awater tank holds 18000 gallons. how long will it take for the water level to reach 6000 gallons if the water is used at anaverage rate of 450 gallons per day