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• which polynomial is prime? x3 + 3x2 + 2x + 6 x3 + 3x2 – 2x – 6 10x2 – 4x + 3x + 6 10x2 – 10x + 6x – 6
  
• which of these statements best describes where new immigrants lived in cities? check all of the boxes that apply. they often lived in crowded tenements. they usually lived in neighborhoods with people from all over the world. they usually lived in large, comfortable apartments. they generally lived among others who shared their culture. they lived in safe, clean buildings.
  
• heredity is considered a controllable risk factor. please select the best answer from the choices provided. t f
  
• which statement best describes the work and energy in these examples? example 1: running a car requires gas. example 2: humans require food to live. the gas and food are examples of energy. the gas and food are examples of work. the gas and humans are examples of work. the food and car are examples of energy.
  
• an amount of $12,000 is invested at a simple interest rate of 2.15% for 3 years. what is the total investment after 3 years?
  
• habia una reunión y dividimos el trabajo entre nosotros para terminar el trabajo rápido. a. las horas trabajadas b. la hora de almuerzo c. el trabajo en equipo d. el lugar de trabajo
  
• ruchi measured the area of her kitchen as 2.81 times 10 superscript 4 square units. when she recorded the area, she wrote 2.81 times 10 superscript 4 square feet. which statement about her labeling of the units is true? she is correct because dimensions of rooms must always be measured in feet and area would be square feet. she is correct because 2.81 times 10 superscript 4 ftsquared is equivalent to 2, 810 ftsquared, which is an average size for a kitchen since area is always so much more than length. she is incorrect because 2.81 times 10 superscript 4 is around 30,000 so the units must be smaller than feet. she most likely measured in inches. she is incorrect because 2.81 is a small number. she probably measured in yards to arrive at such a small value.
  
• jose needs 6.2 lb of organic blueberries to make smoothies. organic blueberries are on sale for $2.85 per pound. jose estimates that he will need $12 to buy the 6.2 lb of blueberries. what is jose’s error? jose did not make an error. his estimate of $12 is correct. jose incorrectly rounded $2.85 down to $2. the estimate should be $18. jose incorrectly rounded 6.2 up to 7. jose incorrectly multiplied 2 and 7. the estimate should be $14.
  
• what is the length of , rounded to the nearest tenth? 13.0 units 28.8 units 31.2 units 33.8 units
  
• in the figure, tr−→− and tv−→− are secants to circle a. mrv=99∘ msu=45∘ what is the measure of ∠rtv? enter your answer in the box.