A parabola has the following properties. Vertex at (-2, 1)
Directrix is x = 5
Which equation represents this parabola?
A) 1/28(c + 2) = (y-1)^2

B) 28(x + 2) = (y – 1)^2

C) -28(x + 2) = (y - 1)^2

D) -1/28( x + 2) = (y – 1)^2

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

Atemperature of 1.64◦f corresponds to answer in units of ◦c.