a manufacturer is designing a flashlight for the flashlight to admit a focused beam the bull needs to be on the central axis of
the parabolic reflector 33 cm from the vertex write an equation that models the parabola formed when a cross section is taken through the reflector Center access assume that the vertex of the parabola is at the origin of the XY coordinate plane in the parabola can open it any direction
Quincy’s friend has a program that can test 100,000 passwords per second. Given what Quincy’s friend knows about Quincy’s password, how long would it take him to test all the possibilities? How much longer would it take Quincy’s friend to test all the possible passwords if he knew that Quincy’s password was 5 characters long, but did not know whether those characters were letters or digits? Show your work.
Your total price is the price of your order depending on how many boxes you want. If you were to buy 1 box, your total price would be $12.11. If you were to buy 3 boxes, your total price would be $36.33. You plug in the quantity of boxes in for B and it gives you the total price (T)
If we assume your letters range from A to Z and your digits from 0 to 9, you have 26 possibilities per letter and 10 per digit. This gives you 26^4*10^4 which is roughly 4 billion and a half.
