Describe how to make a buffer solution using a strong base and one other reagent. 15 POINTSSSSSSSS

For the quadratic, y = -2(x - 1)(x + 4), the x-intercepts are Which of the following is true about the sequence graphed below? (and Why)Options: The sequence is arithmetic because the terms have a common difference. The sequence is arithmetic because the terms do not have a common difference. The sequence is not arithmetic because the terms have a common difference. The sequence is not arithmetic because the terms do not have a common difference. seven times a number decreased by the number is -48 . Find the number. A bag contains eight tiles labeled A, B, C, D, E, F, G, and H. One tile will be randomly picked.What is the probability of picking a vowel?Write your answer as a fraction. Find the distance between the two points (1.5,2.7) and (3.5,4.3) given in polar coordinates and using radians. Help ! 1. You have a 14 pencils. Two pencils are red, 5 pencils are orange, 3 pencils aregreen and 4 pencils are browna. If a pencil is picked at random, what is the probability that the pencilwill be orange?b. If a pencil is picked at random, what is the probability that the pencilwill be green?c. If a pencil is picked at random, what is the probability that the pencil will be red?d. If a pencil is picked at random, what is the probability that the pencilwill be brown?e. If a pencil is picked at random, what is the probability that the pencilwill be brown or red? Think about an instructor you once had, a certain relative, or a good friend. What are some of the nonverbal habits this person has? What do those nonverbals communicate to you? A general contractor is constructing a building that requires a concrete foundation that is to be 20 feet by 22 feet and 24 inches thick. If the local home supply store sells concrete for $ 110 per cubic yard, what will be the cost of the concrete for the foundation?Express your answer rounded up to the next whole dollar. HELPPP PLEASE!!!Salvador reads 12 books from the library each month for n months in a row. Write an expression to show how many books Salvador read in all. Then, find the number of books Salvador read if he read for 7 months. Define hydropower or hydroelectric power ?No Spam.. The graph shows the solution of the following system of equations. y=-5/3x+3 y=1/3x-3 What is the solution? A. (-3,2) B. (3,2) C. (-3,-2) D. (3,-2) Chemicals that evaporate from the soil of the tropics, ride the winds north thousands of miles, condense in the cold air, and fall on the Arctic in the form of toxic snow or rain illustrate the problem of Group of answer choices bioinvasion. permeability of international borders. greenwashing. deforestation. One of the asteroids, Ida, looks like an elongated potato. Surprisingly it has a tiny (compared to Ida) spherical moon! This moon called Dactyl has a mass of 4.20 10^16 kg, and a radius of 1.57 10^4 meters, according to Wikipedia. Ida has a radius of 3.14 x 10^4 meters. Find the acceleration of gravity on the surface of this little moon. The total factory overhead for Norton Company is budgeted for the year at $300,000, divided into three activities: assembly, $200,000; setup, $50,000; and materials handling, $150,000. Norton manufactures two products: Product A and Product B. The activity-based usage quantities for each product by each activity are estimated as follows: Assembly Setup Materials HandlingProduct A 5,000 dlh 60,setups 25 movesProduct B 15,000 dlh 110 setups 250 movesTotal activity- 20,000 dlh 170setups 275 movesbase usageDetermine the activity rate for the set up activity.a. $166 per setup b. $294 per setup c. $1,764 per setup d. $118 per setup What is the belief that the monarch's rule was not absolute?A. SocialismB. Limited governmentC. DemocracyD. OligarchyReset Selection Efficiency in a market is achieved when:_______.a. a social planner intervenes and sets the quantity of output after evaluating buyers' willingness to pay and sellers' costs. b. the sum of producer surplus and consumer surplus is maximized. c. all firms are producing the good at the same low cost per unit. d. no buyer is willing to pay more than the equilibrium price for any unit of the good. An just finished taking statistics, and wants to do a survey on the average salary of Spring 2019 HCC graduates. She calculates that the standard error of the mean is $128.13 after she surveyed a group of students who reported an annual income of $43,650 and she knows the population standard deviation is $2,050, how many students were randomly sampled by An? Alice wants to estimate the percentage of people who plan on voting yes for the upcoming school levy. She surveys 380 individuals and finds that 260 plan on voting yes. Identify the values needed to calculate a confidence interval at the 90% confidence level. Then find the confidence interval.zo10 z0.05 zo.025 zo01 z0.005 1.282 1.645 1.960 2.326 2.576 Use the table of common z-scores above. ton 9 nha mi ngi HELP ME !! find the value of x