04/12/17

calculus homework
When your first child is born, you begin to save for college by depositing $475 per month in an account paying 12% interest per year. You increase the amount you save by 2% per year. With... more
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04/10/17

Functions Math Question
If f(x) = (x-1)2, show that f(p+a) = f(1-p)   Please show me how to solve a problem as such, thank you!
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04/08/17

Basic Math Help
A student makes a $9.25 purchase at the bookstore with a $20 bill.The store has no bills and gives the change in quarters and fifty-cent pieces. There are 30 coins in all. How many of each kind are... more
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04/06/17

I began cycling at 11am. I finished 75% of the whole trip at 2pm. What time will I finish the whole trip?
This is a worded problem that I need help with. I have been trying to figure it ou but I can not. 
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04/03/17

What is the characteristic wavelength of this electron? (Mass of electron is 9.1094*10^-31 kg)
The electron microscope has been widely used to obtain highly magnified images of biological and other types of materials. When an electron is accelerated through a particular potential field, it... more
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04/03/17

Every day of the week (incl. weekends), the cafeteria in a nursing home pours juice for residents
Every day of the week (incl. weekends), the cafeteria in a nursing home pours 44 cups of apple juice, 64 cups of orange juice, and 16 cups of tomato juice for their residents. Determine the total... more
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04/03/17

Admission to Luna Park is $15 and each ride costs $2. Anthony has $46 to spend there. Write an inequality for the situation.
The inequality is based if of how many rides Anthony can go on before running out of money.
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04/01/17

Help with finding Kp
Carbon disulfide is a foul smelling solvent that dissolves sulfur and other nonpolar substances. It can be made by heating sulfur in an atmosphere of methane. 4CH4 (g) + S8 (s) ⇔ 4CS2 (g) + 8H2... more
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03/28/17

Word problem
Find Four consecutive odd integers such that 4 times the sum of the first and fourth is 3 greater than 7 times the third?
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03/28/17

what is the volume in liters of 15.75 g of methane gas (CH4) at 25.4 C and 1.47 atm?
 what is the volume in liters of 15.75 g of methane gas (CH4) at 25.4 C and 1.47 atm?
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03/28/17

. How many hours did Daniel spend on the train on Friday?
Last weekend Daniel traveled by train to visit his grandparents. On Friday he boarded an express trainthat traveled at an average rate of 75 miles per hour. On Sunday he returned home on a slower... more
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03/28/17

Ed has $400 more than Rob. After Ed spends $60, he has three times more money than Rob. How much money does Rob have?
Ed has $400 more than Rob. After Ed spends $60, has three times more money than Rob. How much money does Rob have?
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03/28/17

Identify the quadric surface: -4x^2+y^2-4z^2=4
How would I trace this on the xy and yz coordinate plane as as well as the planes y=±4
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03/28/17

Model various situations with the difference of polynomials. Simplify
A bicycle company produces y bicycles at a cost represented by the polynomial y2+10y+100,000. The revenue for y bicycles is represented by 2y2+10y+500. Find a polynomial that represents the... more
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03/28/17

The sum of three consecutive integers is 24 larger than twice the smallest integer. Find the integers. (Enter your answers as a comma-separated list.)
STUCK ON MATH.
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03/27/17

Find the 81st term of the arithmetic sequence -10,-25,-40
Find the 81st term of the arithmetic sequence -10,-25,-40
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03/27/17

15 miles of gas are in a 7.00 L tank at 21.0 degrees C. Calculate the difference in pressure between methane and an ideal gas under these conditions.
The van der waals constants for methane are a= 2.300 L^2 and b= 0.0430 L/mol.
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03/23/17

What is the Doppler effect? Give some familiar examples of the Doppler effect, and then specifically address the question of what property of stars can we learn
What is the Doppler effect? Give some familiar examples of the Doppler effect, and then specifically address the question of what property of stars can we learn about from the Doppler effect and... more
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03/08/17

A vector starts at (1, 5) and terminates at (0, 0). A second vector starts at the origin and terminates at (-5, 0). What is the absolute difference in their m
A vector starts at (1, 5) and terminates at (0, 0). A second vector starts at the origin and terminates at (-5, 0). What is the absolute difference in their magnitudes?Round to 2 decimal places.
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03/08/17

A vector starts at (11, 1) and terminates at (2, -6). What is the y-component vector?
A vector starts at (11, 1) and terminates at (2, -6). What is the y-component vector?Round to 2 decimal places.
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03/08/17

A vector starts at (11, 1) and terminates at (2, -2). What is the x-component vector?
A vector starts at (11, 1) and terminates at (2, -2). What is the x-component vector?Round to 2 decimal places.
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03/08/17

A vector starts at (9, 1) and terminates at (0, -10). What is the magnitude of this vector?
A vector starts at (9, 1) and terminates at (0, -10). What is the magnitude of this vector?Round to 2 decimal places.
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03/03/17

Finite math problem about finding values
Given that 2 sheep, 3 dogs, 6 hens, and 3 rabbits cost 883 coins, 5 sheep, 2 dogs, 4 hens, and 4 rabbits cost 1286 coins, 3 sheep, 1 dog, 3 hens, and 5 rabbits cost 833 coins, 4 sheep, 5 dogs, 5... more
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04/12/16

Please help with the following mechanical measurements homework question.
The signal, v(t) = 5cos(2πt) is measured with the following sampling periods of, 3/4 second, 1/2second, 1/8 second, and 1/30 second. Plot 10 seconds of each waveform using the “stairs()”command in... more
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06/14/15

Select the approximate values of x that are solutions to f (×)=0 where f (×)=-8×^2+2×+6
Math question
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