Questions Asked on September 24, 2014

Did I solve the following correctly? I had to the fin the midpoint. A (-3, 2) B (5, -4) I did the... Asked on September 24, 2014 at 12:01 AM A recipe for fruit salad serves 4 people. It calls for 2 oranges and 16 grapes. You want to serve 10... Asked on September 24, 2014 at 12:02 AM Rationalize the denominator using the conjugate. 1/1-√7+√5 please show all the steps and expla... Asked on September 24, 2014 at 12:08 AM the numbers on two consecutively numbered gym lockers have the sum of 131. what are the locker numbe... Asked on September 24, 2014 at 12:10 AM A body's temperature is increased from 900K to 1900K. By what factor does the total power radiated p... Asked on September 24, 2014 at 12:15 AM White dwarf stars have been observed with a surface temperature as hot as 200,000 o C. What is the w... Asked on September 24, 2014 at 12:16 AM An FM radio station of frequency 107.7MHz puts out a signal of 50,000W. How many photons/s are emitt... Asked on September 24, 2014 at 12:16 AM What is the threshold frequency for the photoelectric effect on lithium (phi= 2.93eV)? What is the s... Asked on September 24, 2014 at 12:17 AM An experimenter finds that no photo-electrons are emitted from tungsten unless the wavelength of lig... Asked on September 24, 2014 at 12:18 AM Becky a saleswoman,is offered two salary plans. Plan 1 is $450 per week salary plus a 3% commission... Asked on September 24, 2014 at 12:18 AM