derivatives again

y= 4x^3/2 /x

derivatives

find the derivative of the functions. f(x)= x(3x - 9)^3 y= x sqrt(2x + 3) y= t^2 sqrt (t - 2)

Logic problem

Find A u B where A= {x | x is an even integer greater than 3} B = {x | x is an odd integer greater than 10}

Probability

A music store has jazz, classical, country western, and rock music albums on tapes and CDs in the following quantities:... a. Form a related table with entries that are relative frequencies (three decimal places). Based on the relative frequencies, estimate the probability that an album selected at random is a b. rock album c. classical CD or country western CD d. jazz or classical album e. CD (Please see attachment for table)

sets and counting

How many 3-letter code words are possible using the first 10 letters of the alphabet if a) no letter can repeated, b) letters can be repeated, c) adjacent letters cannot be the same?