Which phrase best describes a safety-critical system? A. a system that faces a very high risk of failure B. a system isolated from others in an industrial unit because of a safety risk C. a system with automatic controls to shut it down if a malfunction occurs D. a system whose malfunction or failure can harm human life

Which triangle correctly shows that the side opposite the larger angle is the larger side? What is a heterogeneous mixture? What is the simplified fractional equivalent of the terminating decimal 0.48 The function f(x) = -x2 + 40x - 336 models the daily profit, in dollars, a shop makes for selling donutcombos, where x is the number of combos sold and f(x) is the amount of profit.Part A: Determine the vertex. What does this calculation mean in the context of the problem? Showthe work that leads to the answer. (5 points)Part B: Determine the x-intercepts. What do these values mean in the context of the problem? Showthe work that leads to the answer. (5 points)(10 points) Using the volumes of EDTA solution you just entered and the corresponding dry unknown sample masses entered earlier, calculate the percent mass of calcium carbonate in the unknown sample mixture.Enter the calculated percent mass of calcium carbonate in the dry unknown sample for each of the 3 acceptable trials.Be sure to enter your mass percentages to the correct number of significant digits and in the corresponding order that you entered your masses of your dry unknown samples and volumes of your EDTA previously. The dry unknown sample mass you entered for entry #1 below should correspond to the percent mass of calcium carbonate you enter for entry #1 here.Trial #: Mass (Grams):#1: 0.015#2: 0.015#3: 0.015Volume (mL)#1: 16.4#2: 15.00#3: 18.70Molarity of EDTA Solution: 0.0675 A compound such as cephalothin that is made by a species of mold and is able to kill or inhibit a number of different bacteria is correctly referred to as: according to the evolutionary approach what are the three body tyoes regarding personality PLZ HELP! QUICK! WILL MARK BRAINLIEST!!! 20 POINTS!!! A portion of the Quadratic Formula proof is shown. Fill in the missing statement. What is one characteristic of a complex sentence?O A It states an authors purpose for writing as well as his or heropinion on a topicB it contains two or more simple sentences joined together.thes at least one dependent and one independent clause.OR It consists of one clause covering one main idea. A 54.0 kg ice skater is moving at 3.98 m/s when she grabs the loose end of a rope, the opposite end of which is tied to a pole. She then moves in a circle of radius 0.802 m around the pole. (a) Determine the force exerted by the horizontal rope on her arms.N (b) What is the ratio of this force to her weight?(force from part a / her weight) Which of the following is a true statement about the Northwest Ordinance? A. It prohibited slavery in the Northwest Territory. B. It restricted foreigner immigrants from moving into the Northwest Territory. C. It called for the removal of all Native Americans from the Northwest Territory. D. It provided financial support to poor Americans who wanted to own land in the Northwest Territory. Please help! Having a hard time with these, appreciated if you do :) Eagle Outfitters is a chain of stores specializing in outdoor apparel and camping gear. They are considering a promotion that involves mailing discount coupons to all their credit card customers. This promotion will be considered a success if more than 10% of those receiving the coupons use them. Before going national with the promotion, coupons were sent to a sample of 100 credit card customers.a. Develop hypotheses that can be used to test whether the population proportion of thosewho will use the coupons is sufficient to go national.b. The file Eagle contains the sample data. Develop a point estimate of the populationproportion.c. Use = .05 to conduct your hypothesis test. Should Eagle go national with thepromotion? Write a balanced equation for the combustion of liquid methanol in air, assuming H2O(g) as a product. Determine whether the given source has the potential to create a bias in a statistical study: An article in Journal of Nutrition noted that chocolate is rich in flavonoids. The article reports that "regular consumption of foods rich in flavonoids may reduce the risk of coronary heart disease." The study received funding from the candy company, and the Chocolate Manufacturers Association. Identify and explain at least one source of bias in the study describe. Then suggest how the bias might have been avoided? When two friends, who support two different political parties, only quote statistics that support their favorite political partys strengths but not its weaknesses, which type of perception do they demonstrate? Foliated metamorphic rocks have mineral grains that are randomly placed. true or false Jeff is planning to give a speech about capital punishment. Which of the following would be an example of evidentiary information that he might include in his speech?a. Methods of capital punishment used throughout history b. Statistics about the number of people executed and then found to be innocent c. Information about how executions are carried out today d. Explanations of crimes for which criminals can be executed how many US dollars is 12,986.64 Swiss francs 2/3x + 2= 21/3 solve for x a. 0 b. 1/2 c -2 d. 2