Questions Asked on November 20, 2013

Simplify or solve as appropriate. Enter ns if there's no solution or all if the solution is all rea... Asked on November 20, 2013 at 12:03 AM why do you think there were so many immigrants from russia? during the early twentieth century Asked on November 20, 2013 at 12:08 AM Evaluate when x = 2, y = -5, z = 3. x^2 - y = 3 3z - 4(y + 1) - y^2 = 0 x - yz = -13... Asked on November 20, 2013 at 12:08 AM Prove the identity. (show your work please) tan(x − π/4)= (tan x − 1)/(tan x + 1) Thank you! Asked on November 20, 2013 at 12:13 AM a misconception of the sun is stronger at sunrise and weaker at sunset Asked on November 20, 2013 at 12:15 AM Consider the function f(x) whose second derivative is f''(x)=5x+2sin(x). If f(0)=3 and f'(0)=3, what... Asked on November 20, 2013 at 12:21 AM Solve the following. 2(x + 1) - 4 <= 1/4(12x - 24) Asked on November 20, 2013 at 12:23 AM If 5.01 moles of an ideal gas has a pressure of 4.81 atm, and a volume of 86.95 L, what is the tempe... Asked on November 20, 2013 at 12:26 AM Solve the following: -6x + 3 <= 25 Asked on November 20, 2013 at 12:30 AM Acetic acid (CH3COOH) has a Ka of 1.8x10^-5. a buffer is to be prepared with a pH of 5.00 from solut... Asked on November 20, 2013 at 12:31 AM