Recent activity by Erik Williams

Recent activity by Erik Williams

Show that the following CFG is ambiguous by finding an example of a string having two different leftmost derivation: S→0OA10∣ B10, B→A0∣B1, A→00∣€.

asked Dec 21, 2024

1 answer 56.3k views

"Jim Crow" laws in the American South segregated the races and discriminated against African Americans. Who was Jim Crow? Choose 1 answer: An enslaved man who sued for his freedom and whose case reached

answered Dec 2, 2024

1 answer 58.8k views

what type of test is used to determine if a person or primate possesses theory of mind? group of answer choices true false tests multiple choice test false belief test chimp memory test

answered Nov 21, 2024

1 answer 213k views

janelle is finally pregnant after actively trying to conceive for six months. during her pregnancy, she should avoid all of the following exceptA) x-rays.B) cleaning her cat's litter box.C) pesticides

answered Oct 21, 2024

1 answer 107k views

What is the most important factor that holds a gene pool of a species together and prevents speciation? Hint: Gene flow refers to the transfer of alleles among populations. As long as populations are exchanging

asked Aug 28, 2024

1 answer 39.4k views

What is the final concentration when 4.5 L of 3.0 mol/L of battery acid is diluted to 20.0 L?

answered Aug 19, 2024

1 answer 126k views

Which of these brain structures plays a major role in eating behavior? a) Occipital lobe b) Cerebellum c) Hypothalamus d) Medulla Which brain structure appears to play a major role in addictive behavior?

answered Jul 27, 2024

1 answer 82.0k views

The best method for finding a job in today's competitive job market is through __________. A) classified ads B) the Web C) an internship D) networking

asked Jul 13, 2024

1 answer 187k views

How often is a sensitometry strip done? A) Daily B) Weekly C) Monthly

asked May 10, 2024

1 answer 151k views

Iodine is prepared both in the laboratory and commercially by adding Cl2(g) to an aqueous solution containing sodium iodide. 2NaI(aq)+Cl2(g)⟶I2(s)+2NaCl(aq) How many grams of sodium iodide, NaI, must be

asked May 9, 2024

1 answer 9.2k views

Briefly distinguish between the electronic medical record (EMR) and the electronic health record (EHR).

answered Apr 25, 2024

1 answer 174k views

What tool should you use when approaching a distressed soldier?

answered Mar 30, 2024

1 answer 78.6k views

Nosotros__ a nuestro perro Porque sta muy sucio

asked Mar 15, 2024

1 answer 140k views

What is the term for shipping documentation carried on railroad transportation?

answered Feb 16, 2024

1 answer 130k views

Select the correct answer from each drop-down menu. Animal Temperature of Habitat Polar bear -90°F Emperor penguin -140°F Arctic wolf -70°F Of the three animals listed, the (polar bear) or (emperor penguin)

answered Jan 24, 2024

1 answer 10.1k views

John sold a pair of jeans for R575.00( Vat inclusive). If his mark-up percentage as a percentage of cost is 25%, what is the cost price of the product

asked Jan 11, 2024

1 answer 111k views

Whats the difference between physical activity and exercise.

asked Oct 3, 2023

1 answer 84.2k views

Is my drawing good i need feed back

asked Sep 23, 2023

2 answers 1.7k views

QUICK HELP PLEASEEEE SOMEBODY PLEASE HELP

answered Jul 28, 2023

2 answers 66.5k views

MULTIPLE CHOICE QUESTION True or False: Some historians believe that the Iroquois' Confederacy provided a model for the government we have today. True False

asked Jul 7, 2023

1 answer 1.9k views

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