A parabola can be drawn given a focus of (4, -11)(4,−11) and a directrix of y=1y=1

For the given quadratic equation convert into vertex form, find the vertex and find the value for x=6 y=-2x^2+2x+2

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points