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a) Use Castigliano's theory to calculate the vertical displacement of the joint A. A positive value indicates displacement in the same direction as which the 20 kN load is applied at A. A 20 kN vertical load is applied at joint \( A \) and a vertical load \( F= \) 17 kN is applied at joint D .

Cleanup of Superfund sites is currently funded by A. a tax on petroleum. B. annual appropriations by Congress. C. a corporate environmental income tax. D. monies appropriated under the American Recovery and Reinvestment Act. E. all of the above F. B and D only

Calculate the sample mean and the standard error. 56, 50, 49, 46, 46, 45, 45, 44

Increased activation of vitamin D will result in

absorption of calcum in the small intestine and

degreased risk of inadequate bone mineralization.

How did walmart and nike digitally transform during the COVID-19 pandemic

4 pts Which of the following question(s) is a problem question Kaylee can ask her prospective customer? i.) How do you currently manage your customer's contact details? ii.) How do you currently keep track of what's happening in your sales pipeline? iii.) What's your biggest concern about how you're managing your sales pipeline? iv.) If training on your CRM is costly and time-consuming, how does that negatively impact new sales representatives when they start their sales positions?

ii

f, #

The negative externality in a pesticide or other chemical market is associated mainly with production of the chemical. is primarily a consumption externality. should be modeled as a marginal external cost (MEC). is appropriately captured by the MSC function.

The following are some of the impacts of Oil exploration:

A. Oil spills

B. Harmful materials produced during refining

C. Oil is Non-renewable, so resources are potentially limited

D. Production of greenhouse gases CO 2 and CH 4

E. All of the Above

Blank #1: determine its reference angle, in radians (If your answer is

, then write

), Blank #2: determine the cosine of the reference angle (Round your answer to 2 decimal places.); and Blank #3: determine the cosine of the original angle (Round your answer to 2 decimal places.).