02/03/15
A freeze in Peru causes the price of coffee to skyrocket. Assuming coffee and tea are substitutes, which of the following will happen?
A. The quantity demanded of coffee will increase, and the quantity demanded of tea will increase. B. The quantity demanded of coffee will increase, and the demand for tea will increase. C. The...
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02/02/15
Describe the function resulting from reflecting f(x)=x^3+2x^2-x+5 about the y-axis and then shifting to the left by 4. Is this the same as performing the operat
I really need help please
02/02/15
Work Problems
Susan, Amy and Kristin are sisters and are supposed to pick up the toy room every night before bed. If Susan is not helping, Amy and Kristin take 36 minutes to pick up the toy room. If Amy is not...
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02/02/15
What is an equation of the line through (-1,4) with slope -3?
What is an equation of the line through (-1,4) with slope -3? I need help! I have no idea what the answer is!
02/02/15
word problem
Spencer hiked up a trail in 3 hours. On his way back down, Spencer decided to take a different trail that was 1.5 miles longer. Hiking at the same speed on both trails, Spencer’s return trip took...
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two sizes 15 inches, 18 inches, what is the shortest possible height of a stack?
two sizes of packing boxes are being stacked next to each other in a warehouse. One type of box is 15 inches high and the other is 18 inches high. The heights of the stacks are to be equal. What is...
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02/01/15
you invest $4900, part at 6% interest and the rest at 8%. if yearly in interest on each is the same amount, how much do you receive at the end of the year?
invested $4900
part invested at 6% interest
part invested at 8% interest
yearly interest on each investment was the same
how much interest did you receive?
01/31/15
Use the limit process to find the slope of the line tangent to the graph
Let F(x) = 3x^4+4
(a) Use the limit process to find the slope of the line tangent to the graph of f at x = 2.
(b) Find an equation of the line tangent to the graph of f at x = 2.
01/31/15
Solve the word problem
Sue worked 44hrs one week and earned a $437 paycheck. she earned time and a half (1.5 times her regular hourly wage) for the number of hours she worked in excess of 40hrs. What is her regular...
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01/26/15
How many tickets of each type were sold?
The attendance at a baseball game was 400 people. Student tickets were $2 and adult tickets were $3. Total ticket sales were $1050. How many tickets of each type were sold?
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01/26/15
given cost and price functions C(q)=130q+45,700 and p(q)= -2.9q+840, what price should the company set to earn 55,000 in revenue?
given cost and price functions C(q)=130q+45,700 and p(q)= -2.9q+840, what price should the company set to earn 55,000 in revenue?
01/15/15
Write an equation of the line that contains diagonal AH.
In rhombus MATH, the coordinates of the endpoints of the diagonal MT are M(0, -1) and T(4,6). Also, explain how you know your line contains diagonal AH.
01/15/15
A family that has just had their first child have $2000 to invest now for their child's college education.
Assume there is an 18 year time period before the child is ready for college and that interest is compounded quarterly.
If the parents expect the balance to grow to $20,000 and still assume and...
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01/13/15
He needs to add 5% for tax and another 15% for tip, and the total needs to equal $16. Write an equation to model this situation?
Let x represent the amount that he spends on his meal.
15%
5%
01/13/15
graphing math problems
the line passing through (3, -1) with slope -2/3
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01/08/15
linear equation
Jeremiah is making a shake by mixing two different protein powders, measured in ounces. The strawberry-flavored powder has 4 grams of protein per ounce. The banana-flavored powder has 3 grams of...
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01/06/15
i'm having trouble with this particular question
Carlos and Maria drove a total of 197 miles in 3.8 hours. Carlos drove the first part of the trip and averaged 55 miles per hour. Maria drove the remainder of the trip and averaged 47 miles per...
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01/05/15
how many permutations can be formed by the letters of the word 'VOWELS' when all vowels come together
how many permutations can be formed by the letters of the word 'VOWELS' when
1>the letters can be placed anywhere
2>each word begins with E
3>each word begins with O and ends with...
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01/04/15
How to do the work for (3,-3) ;m =-15
I have the answer I just can't figure the work out. The answer is 3x+8y=-15.
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01/04/15
factor the expression -216x^3+1
factor the expression -216x^3+1
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12/17/14
Measure of Central Tendency - word problem
A world-class sprinter is the coach of a high school track team. There are 52 members of the track team. The coach times everyone, including himself, running the 100-meter race. Which measure of...
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12/17/14
Optimization
An open-top shipping crate with square bottom and rectangular sides is to hold 256 ft^3 and requires a minimum amount of cardboard. Find the most economical dimensions. Hint: your cardboard is for...
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12/12/14
Prove this Using Mathemetical Induction
using mathematical induction, prove that 1+5+9+...+(4n+1)=(n+1)(2n+1)
Please explain this as thoroughly as you can! thank you.
12/11/14
What is a cubic polynomial function in standard form with zeros -2,3,-5
Show all of the work using box method
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12/11/14
How much simple interest would be paid on a loan of $13,480 at 6% for 46 months?
Round your answer to the nearest cent. Thanks for your help.
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