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Which of the following was one cause of the 1893 depression?

The American Civil War primarily arose from conflicts over which major issue in the 19th century?

Which constitutional amendment officially ended the institution of slavery in the United States?

What mode of transportation in the 19th century helped link cities, farms, and industries, transforming the U.S. economy?

Which retail company revolutionized shopping for rural Americans by distributing a mail-order catalog in the late 19th and early 20th centuries?

During the Civil War, what nickname was given to paper money issued by the U.S. government?

Write the form of the partial fraction decomposition of the following rational expression without computing the coefficients.

Write the equation of the ellipse with the following characteristics: Foci at and

Solve the problem.The half-life of radium is 1690 years. What is an expression for its decay rate k? (You do not need a calculator to solve this problem)

An individual who wants others to pay for public goods, but plans to use those goods for their own purposes, is often referred to as a _____________________.