02/02/15

Find Equation of line AB, is A(2,4) and B(1,3). Then find the equation of perpendicular to line segment AB
Find Equation of line AB, is A(2,4) and B(1,3). Then find the equation of perpendicular to line segment AB
Follows • 2
Expert Answers •1

02/01/15

Kara's Custom Tees
Kara's Custom Tees experienced fixed costs of $200 and variable costs of $5 a shirt. Write an equation that can be used to determine the total expenses encountered by Kara's Custom Tees.   Let x... more
Follows • 2
Expert Answers •1

02/01/15

If a paid $261 to mail 670 letters. Some of the letters needed $0.30 stamps and the rest needed $0.55 how many letters were mailed at each postage rate
Use system of equations to slove the problem
Follows • 2
Expert Answers •1

02/01/15

The price of a gallon of unleaded gas has dropped to 2.82 today. yesterday's price was 2.89. find the percentage decrease. round to the nearest tenth
round to the nearest tenth of a percent.
Follows • 2
Expert Answers •1

01/31/15

Solving equations with radicals and exponents
In Algebra 2, I was given the following problems, with the only directions being "Solve:"   5 - √x2 - 4x + 32√ = x + 5  (The section between the square root signs is under one square root... more
Follows • 3
Expert Answers •2

01/31/15

Two cars leave LA
Two cars leave LA at the same time and travel in opposite directions. If one travels 88 km/h amd the other 62km/h how long will it take them to be 750 km apart?
Follows • 2
Expert Answers •1

01/31/15

A student needs at least 80%
A student needs at least 80% of all points on the test in class to get a B. There are three 100-point tests and one 250-final test. The student's test scores are 72,85 and 78 for the 100 point... more
Follows • 3
Expert Answers •2

01/31/15

A chemical stockroom
A chemical stockroom has a 20% alcohol solution and a 50% alcohol solution. How many deciliters of each should be used to obtain 90 deciliters of a 30% solution?
Follows • 2
Expert Answers •1

01/31/15

How many deciliters
How many deciliters of alcohol  must be added to 100 deciliters of a 40% accohol solution to obtain a 50% sollution?
Follows • 2
Expert Answers •1

01/31/15

Between to rental car companies, with a daily rate and per mile charge, what number of daily miles is the second company cheaper?
A rental car company rents a car for $25.24 per day plus .48 per mile.  A second rental car company rents the same car for $42.51 per day plus .37 cents per mile.  For what number of daily miles is... more
Follows • 2
Expert Answers •1

01/31/15

Prove the identity
Cos4x= 1/8 (3 + 4cos2x +cos4x)
Follows • 2
Expert Answers •1

01/31/15

word problems
The Powell family and the Gonzalez family each used their sprinklers last summer. The Powell family's sprinkler was used for 15 hours. The Gonzalez family's sprinkler was used for 20 hours. There... more
Follows • 2
Expert Answers •1

01/31/15

you are going to need $13,000 in 4 years. average of 4.9% APR compounded quarterly over that time, how much would you need to deposit now?
Please give me the answer to this problem as soon as possible
Follows • 2
Expert Answers •1

01/31/15

invested $8000 in stocks and bonds. Stocks pay 6% annual interest and bonds pay 9% annual interest. Annual interest is $546. How much did he invest in bonds?
invested $8000 in stocks and bonds.  Stocks pay %6 annual interest and bonds pay 9% annual interest.  Annual interest is $546.  How much did he invest in bonds?
Follows • 2
Expert Answers •1

01/30/15

Write a formula for the general term
Write a formula for the general term (the nth term) of the arithmetic sequence. Then use the formula for an to find a20, the 20th term of the sequence.   2, 5, 8, 11,....   an =      ?      
Follows • 2
Expert Answers •1

01/30/15

Write a formula...
Write a formula for the general term (the nth term) of the geomteric sequence. Then use the formula for an to find a7, the seventh term of the sequence. 3, 15, 75, 375   NOTE: The system tells me... more
Follows • 2
Expert Answers •1

01/30/15

Find the partial fraction of the following:
I have worked this out myself but it's not the same as my friend is getting so we need someone else to give it ago please, again please show your steps:   Find the partial fraction of the... more
Follows • 3
Expert Answers •2

01/29/15

Greg bats seven cricket matches. In the eighth match he makes 9 runs and his average decreases by one. How many runs has he made in all?
Greg bats seven cricket matches. In the eighth match he makes 9 runs and his average decreases by one. How many runs has he made in all?
Follows • 2
Expert Answers •1

01/29/15

How much did the gift cost?
In order to buy a gift, a group of people each provided $1.90, but they were $19 short of the total. They then each provided $2.75, and this time they had $15 too much. How much did the gift cost?
Follows • 2
Expert Answers •1

01/28/15

Find the indicated limit, if it exists. lim x->-2 (4-x squared/2x squared+ x cubed).
Here is the equation again. ((4-x2)/(2x2+x3)) find the limit if it exists the number to plug into the equation is -2.
Follows • 2
Expert Answers •1

01/28/15

Questions like this are going to be on my next exam and I have no idea how to do this..
Classify f(θ) of these trigonometric functions as less than, greater than, or equal to zero.    A. f(θ)=sinθ, θ is in quadrant III B. f(θ)=tanθ, θ is in quadrant II C. f(θ)=cosθ, θ in quadrant... more
Follows • 2
Expert Answers •2

01/28/15

Can you explain how to solve this?
Jennifer is riding on a merry-go-round at a carnival that revolves at a speed of 3.3 revolutions per minute. She is sitting 7 feet from the center of the merry-go-round. If Jennifer's starting... more
Follows • 2
Expert Answers •1

01/28/15

how many out of 60 students would you expect to get less than 7 hours of sleep each night?
If a survey of university students found that 1090 out of 1635 students got less than 7 hours of sleep per night, how many out of 60 students would you expect to get less than 7 hours of sleep each... more
Follows • 2
Expert Answers •1

01/28/15

statistics how to set up this problem
as a fundraiser, a class is selling sandwiches. A Sandwichcan be made with white bread or wheat bread. it can be filled with ham, turkey, or vegetables. It can have swiss, american, provolone or... more
Follows • 2
Expert Answers •1

01/28/15

word problem
one year, mr.newby and his wife wilma together earned $47000. if mr.newby earned $4000 more than wilma earned that year, how much did each earn?
Follows • 3
Expert Answers •4

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.