Questions in Grade College

Questions in Grade College

[Free] Select the correct answer. Which value of $w$ makes this equation true? $\frac{5 w+4}{3}=\frac{3 w}{2}$ A. -8 B. -2 C. -1 D. 8

[Free] Select all that apply. Which of the following statements are true with regard to taxes on wages? A. Most states do not have a state income tax. B. Income taxes are imposed by federal, some state, and some local governments to fund government operations. C. Social Security is imposed to fund federal government programs, such as food stamps and unemployment. D. Social Security is a tax on wages to fund old-age, survivor, and disability income benefits by the federal government.

[Free] In which triangle is the value of $x$ equal to $\cos ^{-1}\left(\frac{4.3}{6.7}\right) ? (Images may not be drawn to scale.) 6.7 4.3

[Free] 1. Find [tex]\frac{d y}{d x}[/tex] if [tex]$y=\cos ^2 x+\sin ^2 x$[/tex]. 2. Find [tex]\frac{d y}{d x}[/tex] if [tex]$3+y^2=x^3-y$[/tex]. 3. Given [tex]$y(x)=3 e^{2 x}+\sin x$[/tex], find [tex]$y^{\prime \prime}(0)$[/tex]. 4. Given [tex]$y=6 x e^{-5 x}$[/tex], find [tex]$\frac{d y}{d x}$[/tex]. 5. Find the derivative of [tex]$y=\frac{x^2-1}{2 x+1}$[/tex] at [tex]$x=0$[/tex]

[Free] The table gives estimates of the world population, in millions, from 1750 to 2000. (Round your answers to the nearest million.) | Year | Population (millions) | |---|---| | 1750 | 790 | | 1800 | 980 | | 1850 | 1260 | | 1900 | 1650 | | 1950 | 2560 | | 2000 | 6080 | (a) Use the exponential model and the population figures for 1750 and 1800 to predict the world population (in millions of people) in 1900 and 1950. (Compare with the actual figures.) 1900 ___ million people 1950 _ million people (b) Use the exponential model and the population figures for 1800 and 1850 to predict the world population (in millions of people) in 1950. (Compare with the actual population.) _ million people (c) Use the exponential model and the population figures for 1900 and 1950 to predict the world population (in millions of people) in 2000. (Compare with the actual population.) ___ million people

[Free] What is the most likely reason the republics of Yugoslavia held together until the fall of communism? A. All six republics shared strong historic bonds. B. The constitution forbade the republics to separate. C. Citizens were united by their belief in communism. D. Dictator Josep Tito was a very powerful leader.

[Free] Simplify the expression. [tex]$\left(b^3 g^4 i^{-5} j^0 k^4\right)^3$[/tex]

[Free] Solve the equation on the interval [tex]$0 \leq \theta\ \textless \ 2 \pi$[/tex]. [tex]$2 \cos \theta-1=0$[/tex] What are the solutions to [tex]$2 \cos \theta-1=0$[/tex] in the interval [tex]$0 \leq \theta\ \textless \ 2 \pi$[/tex]? Select the correct choice. A. The solution set is { }. (Simplify your answer. Type an exact answer, using [tex]$\pi$[/tex] as needed. Type your answer in the form of a comma separated expression. Use a comma to separate answers as needed.) B. There is no solution.

[Free] Explain how different aspects of development can affect one another.

[Free] What does a concurrent resolution passed by Congress seek to do? A. Make significant policy decisions B. Settle housekeeping and procedural matters that affect both houses C. Settle housekeeping and procedural matters that affect only one house D. Reorganize committees in one house