100 Points HELP Which of these represents the equation of the parabola with a focus at (−1,3) and a directrix at y = 7?

A
(x+1)2=8(y−5)

B
(x+1)2=−8(y−5)

C
(x−1)2=−8(y+5)

D
(x−1)2=8(y+5)

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function