Find the equation of the parabola with its focus at (–5,0) and its directrix y = 2. Question 4 options: A) y = –1∕4(x + 1)2 + 5 B) y = –1∕4 (x + 5)2 + 1 C) y = –4(x + 5)2 + 1 D) y = 1∕4(x + 5)2 + 1

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.