ap world history
Thanks so much for the help!
ap world history
The questions certainly helped. I figured that's what they were asking, I just wasn't completely sure. And the extent, would be basically where it extended to?
ap world history
What was the nature and extent of the Umayyad Empire? How do you answer this question? What's an empire's nature? HELP PLEASE!
math
3x^2+2xy+y^2=2 then the value of dy/dx at x=1 is?
Statistics
A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 460 seconds and a standard deviation of 40 seconds. The fitness associat...
math
The second of two numbers is 6 times the first. Their sum is 77. Find the numbers.
physics
an object 12 kg of mass slides over a surface with horizontal force of 75 N. The friction force is of 17 N. Determine the acceleration of the object.
physics
during a water show the dolphin made a vertical jump of 2.5 m. Determine: a. The initial velocity they need to make that jump. b. the time it takes the dolphin to reach the maximum height. The total time the dolphin remains in the air.
chemistry
To form a gas, the molecules of a liquid must overcome the intermolecular forces of attraction that bind them in the liquid state. As these forces of attraction become stronger, what happens to the boiling point? the boiling point:increases, decreases, or remains constant
physics
You have three metals - lithium, aluminum, and mercury. Their work functions are: 2.30, 4.10eV, and 4.5eV respectively. Light with a frequency of 1 x 10^15 Hz is incident on all three metals. Determine (a) which metals will emit electrons and (b)the maximum kinetic energy for ...
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