If an electron travels at a velocity of 2.000 × 107 m s–1 and has a mass of 9.109 × 10–28 g, what is its wavelength?                                                                                     

Consider the function:  .  Find all values x such that Write your answer as a comma separated list.  

Use logarithms to solve.  Keep your answer written in exact form.  (If there is no solution, enter no solution).  

Use the definition of a logarithm to solve the equation.

Which of the following is the graph of the function

Evaluate the function at each specified value of the independent variable. 

An account is opened with an initial deposit of $9,500 and earns 3.7% interest compounded semi-annually.  What would the account be worth in 20 years?  (Round your answer to the nearest cent.) [blank1] Hint:  For the following, recall the compound interest formula, , where A(t) is the future value, P is the initial investment, r is the annual interest rate, n is the number of times compounded in a year, t is time in years.    

Consider the following functions: and   Find . Simplify your answer.   (Make sure you use the equation editor to write your answer.)

Which of the following linear functions are decreasing?  (Select all that apply.)

Consider the following functions: