The cost c of a bag of oranges is a function of the weight W of the oranges. Suppose this function is one-to-one. Express this fact using inverse function notation,…
Month: December 2015
Problem 2011
Find the inverse of the following function. f(x) = 7x – 5 Solution:- f-1(x) =
Problem 2010
Choose the statement that represent the inverse of the given statement. Then express the statement and its inverse symbolically. Add 1 to x multiply the result by 2. Verbally, the…
Problem 2009
Choose the statement that represents the inverse of the given statement. Then express the statement and its inverse symbolically. Verbally, the inverse is correctly expressed by which choice? Subtract 4…
Problem 2008
State the inverse actions of the actions below. Opening the door, turning on the lights, and walking through the door. Solution:- Walking back through the door, turning off…
Problem 2007
How many terms are in the expansion (3x – 7y)4 Solution:- There are n + 1 terms. 5.
Problem 2006
A parking meter contains dimes and quarters worth 8.00. There are 41 coins in all. Find how many of each here are. Solution:- Let x = the number…
Problem 2005
This exercise uses the population growth model. A grey squirrel population was introduced in a certain county of Great Britain 35 years ago. Biologists observe that the population doubles every…
Problem 2003
Graph the function, not by plotting points, but by starting from the graphs below. f(x) = 3-x State the domain and range. State the asymptote. Solution:- State the…
Problem 2002
Assume that SAT scores are normally distributed with mean 1518 and standard deviation 325. If one SAT score is randomly selected, find the probability that it is greater than 1600.…
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