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Questions in Grade College

[Done] Fiona is completing the square to solve the polynomial equation: [tex]x^2-4 x+1=0[/tex] What should be her first step? A. isolating the constant 1 B. adding 4 to both sides of the equation C. isolating the second term, [tex]-4 x[/tex] D. adding 1 to both sides of the equation

[Done] What is one technique an author can use to create an engaging personal narrative? A. Use a formal style to promote academic vocabulary B. End by asking a question of the readers C. Include technical information on the topic D. Begin with a humorous or personal anecdote

[Done] A car sharing service offers a $50 per month membership fee that includes 10 hours of driving each month and charges $8 for each additional hour. Complete parts (A) through (C). (A) Write the piecewise definition of the cost [tex]F(x)[/tex] for a month in which a member uses a car for [tex]x[/tex] hours. [tex]F(x)=\left\{\begin{array}{ll} \square & \text { if } 0 \leq x \leq 10 \\ \square & \text { if } x\ \textgreater \ 10 \end{array}\right.[/tex]

[Done] If $\ln a=2, \ln b=3$, and $\ln c=5$, evaluate the following: (a) $\ln \left(\frac{a^3}{b^4 c^4}\right)=\square$ (b) $\ln \sqrt{a^3 b^1 c^1}=$ $\square$

[Done] Which of the following is NOT a reason younger Americans are less likely to vote than older Americans? A. They move more frequently. B. Since they don't vote as much, parties tend to neglect them. C. They are unlikely to be paying high taxes. D. They are more reliant on government and trust the status quo.

[Done] A certain percentage of body fat is essential for the body to function effectively. Please select the best answer from the choices provided. A. True B. False

[Done] A circular table top has a radius of 24 inches. What is the area of the table top, to the nearest square inch? Use 3.14 for [tex]$\pi$[/tex].

[Done] $3-(-3)+7-4=$ A) 2 B) 12 C) 9 D) 14

[Done] Doug has had a busy season transporting supplies to the farms. He worked hard but is not fatigued. He hasn't kept track of his long hours. What does an agricultural operations exemption do for Doug? A. It allows Doug to work as long as he likes without tracking hours, so long as he is not fatigued. B. It allows Doug to work long hours, but requires he track when he is fatigued. C. It allows Doug to work fatigued, so long as he is using the exemption. D. It limits the number of hours he has to work, if he feels fatigued.

[Done] Compare the mean of the population with the mean of the sample. Population Data: 0 3 3 1 3 2 2 2 5 4 3 3 3 0 1 2 0 2 3 3 Sample Data: 5 3 0 2 4 What is the difference between the mean of the sample and the mean of the population? A. 0.55 B. 1.25 C. 2.25 D. 2.80