04/05/16

'what is the equation og the line that has a slope of -5/6 and contains the point (-6,4)
20  
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04/03/16

two more than four times a number is 15
what equation represents this phrase
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04/03/16

The area of a circle is 0.785. What is the radius pi is 3.14
I have two answers but I don't know which one is correct. I have 0.25 and 0.50. Please help.
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04/01/16

How to simplify 3^(5/2) — v48
Hi, I need help on how to solve the equation in the title. 
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04/01/16

Math word problem
The number of houses that are unoccupied has grown approximately exponentially from 8.5 million in 1980 to 14.3 million in 2010. Predict the number of houses that will be unoccupied in 2020
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03/31/16

Failing to understand this simple yet inexplicable percentage problem
For example the borrowed amount is 25000000. Now let's say the interest rate for the year is 15%. Which makes it 1.25% per month. If the Sum was borrowed on the 6th of January, 2016. For the... more
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03/31/16

Write the standard form of the equation of the parabola that has the indicated vertex and passes through the given point.
Write the standard form of the equation of the parabola that has the indicated vertex and passes through the given point. Use f(x)=a(x-h)^2+k. Vetex: (2,3)Point: (-4,2)
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03/31/16

Total income minus total expenses
Hanna recently spent 100$ selling tee-shirts. At her business, she purchases plain tee-shirts for 11$ each, prints graphics on them, and then sells them for 26$ each. What is the minimum number of... more
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03/30/16

The hypotenuse of a right triangle is 8 inches longer than the short leg. The long leg is 7 inches longer than the short leg. How long is the short leg?
Clearly define a variable, write an equation, solve algebraically. 
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03/29/16

quadratic ques
write the standard form of the quadratic function that has been reflected on the x-axis and stretched vertically bye a factor of 2 and has a vertex at (5,8)
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03/28/16

x^2+x-2 how do i fuctorise this question? i was given to me as a revision question for my exams next month
sdVSDVDSDVSVVDVCCCCCCDVVDV frbv vf f
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03/27/16

How to figure out an angle in radians?
The rear wheels of a tractor have a diameter of 1.5 meters, and the front wheels have a diameter of 0.7 meters. The tractor travels a distance of 35 meters. What angle in radians must the wheels... more
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03/27/16

One angle has 20 degrees more than another angle. The sum of the angles is 180 degrees. How many degrees are in each angle
Please Awnser 
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03/27/16

The ratio of the length of an airplane wing to its width is 7 to 1. If the length of a wing is 29.1 meters, how wide must it be?
the airplane wing must be how many meters wide. 
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03/26/16

Solve the triangle using the Law of Sines: Did I do this correctly?
Given: <B = 29 degrees. <C = 51 degrees. b = 44   51 + 29 = 80 degrees. <A = 100 degrees.   Sin51° / c = sin29°/44   c = 44sin51° / sin29°   c = 70.5   then    sin100° / a =... more
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03/26/16

What are the coordinates of the vertx of the parabola y=x^2+4x-6?
Y=x2+4x-6
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03/26/16

If z(t)= 2t ² + 7t-4, find z(-3) and z(7)
If z(t)= 2t ² + 7t-4, find z(-3) and z(7)
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03/26/16

function help
The function f(x) is defined as f(x)=-3g(x), where g(x)=x+2. What's the value of f(5)?
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03/25/16

astronomy- please need help
A formula from physics is λmax × T = 0.0029. This formula is called Wien's law, and it relates the wavelength of the peak of a blackbody spectrum (your answer to question 1), to the temperature of... more
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03/25/16

Determine how many passengers will result in a maximum revenue for the travel agency.
If exactly 206 people sign up for a charter flight, Leisure World Travel Agency charges $290/person. However, if more than 206 people sign up for the flight (assume this is the case), then every... more
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03/25/16

if you went 168 miles in 3 1/2 hours, whats the hourly unit rate
what is 168 divided by 3 1/2  
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03/24/16

An element with mass 150 grams decays by 24.6% per minute. How much of the element is remaining after 8 minutes, to the nearest 10th of a gram?
help  
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03/24/16

How can each pool be considered "deepest"?
Suppose there are 2 rectangular pools: One is 30 feet wide, 60 feet long, and 5 feet deep throughout, and the other is 40 feet wide, 50 feet long, and 4 feet deep throughout. Show that each pool... more
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03/24/16

Acceleration
An object has a constant acceleration of 40 ft/sec², an initial velocity of -20 ft/sec, and an initial position of 10 ft. Find the position function, s(t), describing the motion of the object.
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03/24/16

What is the energy of light in kJ with a wavelength of 662 nm?
Plz solve it specially chemicals experts 
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