12/10/15

What is the domain of the function: {(-3,6),(0,8),(2,11),(9,14)}
Please help
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12/10/15

A garden has a length of x and a width of x-2. What is the perimeter and area, in units, of the garden?
Please help 
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12/10/15

How much money will there be in an account at the end of 10 years if $2000 is deposited at a 4.5% annual rate that is compounded continuously?
assume no withdrawals are made. Do not round until the final answer. than round to the nearest cent as needed.
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12/09/15

Which equation represents the function where the y-coordinate is 20 times the x-coordinate?
A. y=20/x B. y= 20+x C. y=20x D. y= 20-x
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12/09/15

Length and width
The length of a rectangle is 1 ft more than double the width, and the area of the rectangle is 28 ft2. Find the dimensions of the rectangle.
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12/09/15

Solve the following system of equations: 8-8y=-8 3x-8y=8
Help please
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12/07/15

What is the domain and range of F(x)=6x^2-3x^4. And what does it increase and decrease by?
f(x)=6x2-3x4
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12/07/15

An antique painting initially worth 12,000 increases in value v according to the function v(x)=12000(1.03)^x dollars, where x is the number of years since 1990.
In what yr will the painting reach value of 30,000? A. 2031 B. 2321 C. 2021 D. 2022
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12/06/15

how long would it take the faster person to do the job?
working together, two people can cut a large lawn in 5hr. one person can do the job alone in 1 hr less than the other. how long would it take the faster person to do the job? 
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12/06/15

Elena bicycles 8km/h faster than Carlos. In the same time it takes Carlos to bicycle 39km, Elena can bicycle 63km. How fast does each bicyclist travel?
Elena bicycles 8km/h faster than Carlos. In the same time it takes Carlos to bicycle 39km, Elena can bicycle 63km. How fast does each bicyclist travel?
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12/06/15

If you are standing on a cliff that is 160 ft high, how long will it take a rock to hit the ground if you drop it?
I know we need to use h=-16t^2+v(0)t+h(0). But I'm not exactly sure how to put it into the equation properly
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12/06/15

A rectangle is four times as long as it is wide. If it has an area of 36 square inches, what are the dimensions?
I have no clue how to start or solve this problem.
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12/06/15

The difference of two numbers is 7. The difference of their squares is 259. What are the two numbers?
i know that x-y=7 and I know that x^2-y^2=259. I'm just not sure how to fully solve.
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12/06/15

We need to solve the following equation to find values for both i and j that work. 13j + i = 41.
Design an algorithm using a flowchart to explore all combinations for i and j values between 1 and 3 inclusive. Every time a pair of numbers are evaluated a message should be printed that states... more
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12/06/15

David works at a coffee shop running $12.50 per hour how many hours will you have to work per week if he has to make at least $250 to pay his bills
Lalalakaakakakakakakakakakkakaak
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12/05/15

Ax+By=C with (-7,7) and (-8,8)
Find an equation of the line passing through the pair of points.  (-7,7) and (-8,8)  Write equation in this form Ax+By=C  Answer is  -15x +y=112 I don't know how to solve this.  Can someone help me more
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12/05/15

find the eccentricity of the hyperbola if the transverse axis and the conjugate axis are the same length.
HELP! Can someone help me here How to answer this
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12/04/15

There is a sales tax of $6 on an item that costs $63 before tax. A second item costs $210 before tax. What is the sales tax on the second item?
There is a sales tax of $6 on an item that costs $63 before tax. A second item costs $210 before tax. What is the sales tax on the second item?
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12/04/15

Algebra One Word Problem
At a local fitness center, members pay a $10 membership fee and $3 for each aerobics class. Nonmembers pay $5 for each class but no membership fee. For what number of aerobics classes will the cost... more
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12/04/15

I need help!!!! Find the minimum or maximum y-value for f(x) = 3x^2 + 12x + 4.
Find the minimum or maximum y-value for f(x) = 3x^2 + 12x + 4. Tell me whether it is a minimum (MIN) or maximum (MAX), then type a comma, then tell me the value. For example, if you find a minimum... more
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12/04/15

What is the end behavior of f(x)= -5^x + 1 as x approaches positive infinity? ( as x goes further and further to the right)
A) negative infinity B) positive infinity  C) 1 D) -1
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12/04/15

Algebra Word prob
in 2009 the new york yankees and the new york mets had the highest payrolls in major league baseball. the mets payroll was 65.6 million less than the yankees payroll, and the two payrolls totaled... more
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12/03/15

The area of a rectangle is 55 ft^2, and the length of the rectangle is 4 ft less than three times the width.
The area of a rectangle is 55 ft^2, and the length of the rectangle is 4 ft less than three times the width.
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12/03/15

i need help in doing this problem
joey had some 20 cent and 50 cent coins. 3/4 of the number of 20 cent coins is equal to 2/5 of the number of 50 cent coins. he had 42 more 50 cent coins than 20 cent coins. how many 20 cent coins... more
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12/03/15

Find the coordinates of B
Find the coordinates of B when it is given that A(5,-2) and M(12,6), M is the midpoint in this problem. I keep getting (8.5,2) for the answer and I don't think that is correct. Can someone please... more
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