PLEASE ME HELP ASAP! NO LINKS, I'M REPORTING THE IMPROPER ANSWERS. CORRECT ANSWER GETS BRAINLIST SHOW WORK PLZ HELP Use () = 2 + 4 − 12 for the following:

a. Does the graph of our function open upward or downward?

b. Identify the coordinates for the vertex.

c. Identify the x-intercepts

d. Identify the y-intercept.

e. Does the graph have a maximum or minimum?

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet

How to express the radical using the imaginary unit , i.