Abox contains 12 transistors, 3 of which are defective. if 3 are selected at random, find the probability that none are defective.

explain how you get the answer, i know it involves a #c#

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Me n o w. i need t h i s. 10 points

Write the equation in logarithmic form e^x=403.429