Questions in Grade High-school

Questions in Grade High-school

[Done] What is the derivative of the function \(\frac{2x^2 + 3x + 7}{\sqrt{x}}\)?

[Done] Why did the Supreme Court overturn Brown v. Board of Education? Note: Brown v. Board of Education has not been overturned by the Supreme Court. Please check the accuracy of this question.

[Done] On Monday, the escalator was not working. It took Tom 18 seconds to reach the top, climbing two steps each second. By Tuesday, the escalator had been repaired, and Tom took only 12 seconds to reach the top, climbing at the same rate. On Wednesday, Tom decided to ride the escalator without climbing at all. How long did it take him to reach the top this time?

[Done] A timber fence is to be built on sloping land, with the shortest piece of timber measuring 1.2 m and the longest measuring 1.8 m. There are 61 pieces of timber in the fence. b) What length of timber is needed for the fence altogether?

[Done] What would you do if you are not receiving emails on your phone while you are out of the office?

[Done] Why were Westerners unable to travel by land from Europe to Asia in the 14th century?

[Done] I need help in solving this

[Done] An employment interview designed as a free-flowing dialogue is referred to as a(n) _____ interview. A. behavioral B. open C. semiprofessional D. standard

[Done] 1. How many atoms are present in 4.0 mol of sodium? 2. Convert [tex]3.01 \times 10^{23}[/tex] atoms of silicon to moles of silicon.

[Done] What is the name for Jewish places of worship and teaching? A. churches B. synagogues C. ziggurats D. mosques