05/19/15

An airplane is flying a round trip from NYC to San Fran (2,500 miles 1-way). The round-trip flight time is 10 hrs 25 mins. If the speed of the wind during the t
A passenger airliner is flying a round trip from New York City to SanFrancisco (2,500 miles 1-way). The round-trip flight time is 10 hoursand 25 mins. (Does not count the layover time). Given that... more
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05/19/15

y=1/2 times 4 to the x power
for my homework it Says I need to sketch the graph of each function, so I need to graph this but I don't know how because I'm just learning this and I don't really understand especially with... more
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05/19/15

the area of sector JLK in circle L
area of sector JLK in circle L  is 3 pi inches squared.  Find mJK (arc).
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05/19/15

How do you figure out pipe filling pool problems?
When two pipes fill a pool together, they can finish in 4 hours. If one of the pipes fills half the pool then the other takes over and finishes filling the pool, it will take them 9 hours. How long... more
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05/19/15

What would be the augmented mitrix ?
Using Jordan-Gauss elimination on 3w-x=2y+z-4  ,what would be the augmented matrix ?                                                   9x-y+z=10                                                  ... more
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05/19/15

Algebra Question
you decide to install a rope swing at the bend in the river. the time t in seconds for the rope swing to make one swing is given by 2√l/3.3, where l is the length of the rope swing in feet. If one... more
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05/19/15

solve for x, y, z. right triangles.
right triangles;  1) base=45, altitude=28, x degrees opposite 90 degrees.  2) 2nd triangle:  base= blank, hypotenuse=85, altitude=77.  z degrees opposite 90 degrees. y degrees is top of triangle
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05/19/15

who invented glow in the dark nail polish
I want to know who invented glow in the dark nail polish.Was it someone like a kid or company  
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05/19/15

what proportion of a normal distribution is within one standard deviation of the mean
how do i figure out what proportion of a normal distribution is within one standard deviation of the mean
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05/19/15

Geometry problem help please
My computer table has a square hole for a monitor. The diagonal of the hole (creating two 45-45-90 triangles) is 24 inches. Will a monitor measuring 18 inches by 12 inches fit? Justify your answer
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05/19/15

I'm having trouble with this problem.
The question is: An object begins to move along the y axis and its position is given by the equation y = 5t2 − 3t − 2, with y in meters and t in seconds. (Express your answer in vector... more
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05/19/15

A base of a right solid whose height is 8 meters is shown. Dimensions are in meters. Find the volume of the solid.
A base of a right solid whose height is 8 meters. Dimensions are in meters. Find the volume of the solid. The shape is a rectangle and square the length is 14 and 7, the width is 9 and 5.. How do I... more
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05/19/15

Maximum profit with limited resource
A farmer has 10km2 of land in which he can sow either wheat or barley. The farmer has only 10kg fertilizer and 5kg insecticide. Per square kilometers wheat requires 2kg fertilizer and 2kg... more
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05/18/15

Given sides of lengths 1604, 1560 and 164 meters, find the area
Please help solve this
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05/18/15

Given an angle of 0.12229 rads, a side 2410 meters long and an opposite side measuring 294 meters, find the possible lengths of the third side.
please help 
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05/18/15

Given angles 0.33029 rads and 1.176 rads, with included side 160 meters long. How long are the other sides?
Please help
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05/18/15

Use a tangram. Find the area of the tangram. The square is one square inch.
 Use a tangram. Find the area of the tangram. The square is one square inch.
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05/18/15

You and your friend plan spend 45 minutes delivering advertisements. You can deliver all advertisements in 90 minutes.
Write an equation that gives the fraction (y) advertisements that your friend can deliver alone as a function of the time (t) in minutes.
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05/18/15

substitution Method 6x-6y=24, x-y=4
Give your ordered pair solution in solution set notation. If the system has dependent e quati ons , give solution set in set - builder notation .
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05/18/15

Factor the following polynomial.
Step1: When factoring a trinomial in the form of x^2 + bx + c , you need to find the values of p and q in the factored form (x +- p) (x +-q). The product of p and q is the constant term of the... more
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05/18/15

Write the complex number in polar form
4-3i   Express in 0 less than theta less than 360
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05/17/15

How much money should be invested in each to realize exactly $1592 in interest per year?
Don James wants to invest $57,000 to earn $1593 per year. He can invest in B-Rated Bonds paying 3.4% per year or in a Certificate of Deposit (CD) paying 1.9% per year. How much money should be... more
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05/17/15

Prove that for any integer n, with n greater than or equal to 1...
Using mathematical induction, prove that for any integer n, with n≥1, n(n2-1)(n+2) is divisible by 4.
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05/17/15

Scenario Type Problems
Answer the following questions based on the  scenario below:   Mr. Joyner is at a hotel 240 miles from his home. He is driving at a constant rate of 40 miles per hour towards home.   1. What is... more
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05/17/15

1000 students. Each flips a scooter. # of scooters flipped?
There are 1000 students. In a gym, 1000 scooters are placed seat-up along the bleachers. All 1000 students line up to take turns flipping scooters from one side to another. The first student flips... more
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