Beatriz

1) Obtain the binding energies of 4He and 18O in the Hartree-Fock aproximmation. Use as variational space three oscillator shells for every occupied orbit. Don't use the spin-orbit coupling term. 2) Calculate (using oscillator wave functions with the appr...

Prove: tan2x+sec2x = cosx+sinx/ cosx-sinx

Prove: 2cos^2(x)-1 = 1-tan^2(x)/ 1+tan^2(x) Thank you!

If 38.33 mL of a standard 0.1667 M Ba(OH)2 solution is required to neutralize exactly 52 mL of H2SO4, what is the molarity of the acid solution?

What are 5 major impacts of the Greek Civilization and evaluate the influence on US culture even today?

Given a standard deck of 52 cards, what is the probability that two cards drawn at random will have the same rank? Note that first card drawn is not added back into the deck when the second card is drawn.

In my american literature class I had to choose a quote about Hernan Cortés's Second Letter to the Spanish Crown and this is the one I chose, “Amongst these temples there is one, the principal one, whose great size and magnificence no human tongue could d...

Many people who spend their summers in a city dream of owning a cottage at the shore or in the mountains by a lake. What correction should be make to this sentence?

Work out 2 5 ÷ 7 30 Give your answer as a mixed number in its simplest form.

Thank you so much for your help. I followed it and understood it, yet I do not know what to do afterwards. If you could still help me that would be great. Thank you! =D

Thank you so much Reiny and Mathmate. Both of you guys gave me great ways to solving this problem.

I forgot to come on here and post that I did eventually come up with an answer. Thank you for all your help.

Write a function that accepts two positive integers as parameters. The first integer is the number of heads and the second integer is the number of legs of all the creatures in a farm which consists of chickens and dogs

2(6+2+4)=4