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Ronnie invested P dollars in a 2 year CD with an annual rate of return of r. After the CD rolled over three times, its value was P( (1+r)^2)^3.
The amount of radioactive element R in grams present t years from now is given by the formula R = 10.9e-0.003t. How much of R is present initially?
Write an inequality in the variable x for the degrees measure of the smallest angle to triangle shown in the figure, given that the degree measure.
Find a polynomial that represents the revenue for one week. Find the weekly revenue if the price is $8 for each soccer ball.
Jones averaged 5 miles per hour more than Smith, and his trip took one-half hour longer than Smith's. How fast was each one traveling?
A geologist you spoke with is concerned about the rate of land erosion around the base of a dam.
Josh left a 15% tip for a meal. The total cost of the meal, including the tip, was $30.50. What was the cost of the meal before the tip was added?
The total profit (in dollars) for sales of x rowing machines is given by P(x) = -0.2x^2 + 300x - 200. What is the profit if 500 are sold?
A company uses the formula C(x) = 0.02x^2 - 3.4x + 150 to model the unit cost in dollars for producing x stabilizer bars.
The price of an item is given by p = 2x2 - 100 Find the polynomial that represents the revenue generated from the sale of x items.
Use the Remainder Theorem to determine the remainders (do not divide). Use the Factor Theorem to show that (x-1) is a factor of (2x4-11x3+12x2+x-4).
Solve the following inequality. Express your solution in interval notation. Write each intervals in absolute value notation.
Given F(x)=cubed root of x+5, find functions f and g such that F=f g. Explain the answer.
By traveling only 5 miles per hour faster and putting in one more hour, John covered twice the distance Susan covered.
Solve following for x, expressing answers as compound fractions and integers where appropriate log (5x - 4) - log (5x - 4) = 2
"Suppose for contradiction that there is a largest integer. Let this integer be n...."
A bracelet was marked up $175 from cost, which amounts to a 50% increase. Find the original cost of the bracelet.
A global network connecting millions of computers. More than 100 countries are linked into exchanges of data, news and opinions.
Determine if possible whether f(x)=x^3+3x^2-9x-13 has a zero between a=1 and b=2. (The answer will be either "yes", or "cannot".
You are 5 feet and nine inches tall and your shadow is 5 feet long. The shadow of the tree is 195 feet long. How tall is the tree?
You buy a new piece of equipment for $11,778 and you receive a cash inflow of 2,000 per year for 10years. What is the internal rate of return?
Her brother Bryan starts at 7:45 a.m. on his bicycle, traveling 10 mph faster than Kim.
Fay Ling is not going to pass her second semester math class unless she can supply the missing addends and sums in the following grid.
How far have you traveled after 1 hour? ie. write a linear function that expresss the distance traveled, d, as a function of t.
The population of the U.S. doubles approximately every 100 years. In 1980 the population of the U.S. was 200 million.