Numerade

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A graphing calculator is recommended. A property owner wants to fence a garden plot adjacent to a road, as shown in the figure. The fencing next to the road must be sturdier and costs $5 per foot, but the other fencing costs just $3 per foot. The garden is to have an area of 4800 ft². x (a) Find a function that models the cost C of fencing the garden in terms of its length x. C(x) = (b) Find the garden dimensions that minimize the cost of fencing. length width ft ft (c) If the owner has at most $1200 to spend on fencing, find the range of lengths he can fence along the road. (Enter your answer using interval notation.)

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Choose the INCORRECT statement. (A) A beta particle is a neutron. (B) Radioactivity is the emission of ionizing radiation. (C) A positron is like a beta particle but with a positive charge. (D) An alpha particle is the nucleus of a helium-4 atom. (E) Gamma rays are emitted from a nucleus in an excited state.

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What is best for the nurse to suggest to the parents of an overweight 9-year-old child to help prevent obesity?a. Use whole milk as a between-meal snack because it is more filling than skim milk.b. Feed the child before family meal times to monitor intake more closely.c. Encourage the child to engage in physical activity for at least an hour a day.d. Remove all sweets and junk food from the house.

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Glomerular hydrostatic pressure is the pressure in the glomercular capsule due to the amount of filtrate already within the capsule space. True or false

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Question 3. (a) Consider the search and matching model. If the economy has a powerful labor union that gives workers more bargaining power. i.e. a increases. Analysis of the effects on labor participation rate, unemployment rate, vacancy rate, and GDP. Use graphic(s) to help you to explain. (10 marks) (b) Consider the search and matching model again. To prevent the spread of coronavirus, workers were ordered to stay home. Let us interpret z decreases because workers can not go to work. Determine the effects on the unemployment rate, vacancy rate, labor force, the number of firms, aggregate output, and labor market tightness in this pandemic. Use graphic(s) to help you to explain. (10 marks) Dont write definitions. Give me specific process of calculation

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What is the equivalent capacitance of the four capacitors in the Figure? Take $C_1 = 3 \mu F$, $C_2 = 4 \mu F$, $C_3 = 3 \mu F$, and $C_4 = 4 \mu F$.

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Assume hamburgers and hamburger buns are complements. If a tax is imposed on hamburgers, how will that affect the market for hamburger buns? Question 29 options: Demand for hamburgers will decrease along with the price. Demand for hamburgers will increase along with the price. Both the supply and demand for hamburgers will increase along with the price. The supply of hamburgers will increase and the price will decrease. The supply of hamburgers will decrease and the price will increase. Both the supply and demand for hamburgers will decrease along with the price.

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(e) Is this genetic sequence eukaryotic or prokaryotic? How do you know? (1)

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What are the ethical considerations and pros and cons for a developmental psychology study to improve oral healthcare in children?

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(a) Explain TWO (2) common technique used for clustering. (4 marks) (b) DBSCAN is used for partitional clustering. What are the advantages and disadvantages of DBSCAN? (4 marks) (c) X = {Bora Bora, Santorini, Bali, Majorca, Capri} is the set of all five items. (i) How many possible itemset can be created from items in X? (2 marks) (ii) List all the possible frequent itemset of length four. (5 marks) (iii) What is the cardinality of X? (1 mark) (d) What does it mean by association rule? (2 marks) (e) Explain TWO(2) phases in the process of mining association rules. (4 marks) (f) What is lift in association rule? Why is it needed? (3 marks)

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