03/10/20

Separations Help
Name 2 physical properties that would allow differentiation between copper, lead, tin and iron shot. 
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03/08/20

The graph of f(x)=sin(x) is transformed into a new function, g(x) , by stretching it vertically by a factor of 4 and shifting it 3 units to the right.
What is the equation of the new function  g(x) ? Enter your answer in the box.g(x)= 
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03/05/20

The area of a garden is (6x^2-x-2) square yards. Find the dimensions of the garden if x=5.
I am having trouble with this equation and have been stuck on it for an hour. This is due tomorrow and need an answer right now. It is asking for the length and width of the garden which is a... more
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03/05/20

Thirty-five percent of the students in Mr. Remington's class are left-handed. If 7 students are left-handed, how many students are right-handed?
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03/05/20

Exponentials and logarithms
Lisa, a real estate agent, earned a Big commission for selling a house. If she puts the money into an account that earns 11.32% interest compounded continuously, how long will it take for her money... more
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03/04/20

Physics Work Questions
8.What work is done when a person pushes an 80 kg washing machine 12m across the floor. The force of friction between the washing machine and floor is 500 N.9. A sailor pulls a boat along a dock... more
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03/03/20

A gas has a pressure of 2.92 atm and occupies a volume of 5.5 L. If the gas is compressed to a volume of 2.61 L, what will its pressure be, assuming constant temperature? Answer in units of atm.
i need help i can't get it
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03/03/20

PHYSICS Current and Resistance
Measurements made during severe electrical storms reveal that lightning bolts can carry as much as 30 C of charge and can travel between a cloud and the ground in time intervals of around 100 s... more
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02/21/20

web assign physics
A bartender slides a beer mug at 1.0 m/s towards a customer at the end of a frictionless bar that is 1.1 m tall. The customer makes a grab for the mug and misses, and the mug sails off the end of... more
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02/21/20

Elimination by adding
You sold 100 tickets to a high school concert. Student tickets are $4 and general admission tickets are $6 for a total of $440. How many of each type of ticket did you sell?
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02/18/20

Areas and formulas
If the perimeter of the square below is 36 in. The area of this square is ?
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02/18/20

What is the magnitude of the average velocity of the car during this time interval?
A car travels 10.0 meters north in 9.0 seconds. The car then turns around and travels 5.0 meters south in 8.0 seconds. What is the magnitude of the average velocity of the car during this time... more
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02/17/20

calculus problem
In desert areas of the western United States, lizards and other reptiles are harvested for sale as pets. Because reptiles hibernate during the winter months, no reptiles are gathered during the... more
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02/17/20

Chemistry Science
Whats the difference between binary compounds and polyatomic ions. Or how/why are they the same or different things.
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02/17/20

Abundance Calculations
Hello, is there a formula related to the problem below? I know calculating abundance is percentage as a decimal multiplied by mass. I'm just not sure of below; Silver has two naturally occurring... more
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02/14/20

Using the equation y = 2x + 5, what would the input need to be for an output of -45?
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02/14/20

Carole is twice Lorraine's age. In six years, the sum of their ages will be 30. How old are they now?
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02/14/20

help please, question in description
 A dose of medicine for a patient with a certain disease is 21 units. Every minute that passes 16% of the medicine is used up. Complete the following equation for this situation, where  is the... more
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02/26/17

2 NABr + CA(OH)2 = CABr2 + 2 NAOH How many grams of NaBr are needed to produce 187 grams of CaBr2?
could you please help me answering this question. It is foe eleventh grade.   Thank you.
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02/26/17

a sporting goods manufacturer requires 3/8 yard of fabric to make a pair of soccer shorts. how many shorts can be made from 9 yards of fabric
help to figure question out  
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08/16/16

If y is directly proportional to (x+2)(x+7) and y=4 when x=1, find the value of y when x=5
 Can you tell me the way to solve this and how you get the answer thanks
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08/15/16

DIfferentiation
The curve y=ax^3+2x^2+a^2 x+b has a minimum point at (-1,0). Find a and b.
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07/09/16

A washer and dryer cost a total of $939. The cost of the washer is two times the cost of the dryer. Find the cost of each item.
I need help finding the answer. I hate word problems.
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05/04/16

Anita is 4 1/2 years older than Basilio. Three times Anita's age added to six times Basilio's age is 36. How old are An I to and Basilio?
Anita is 4 1/2 years older than Basilio. Three times Anita's age added to six times Basilio's age is 36. How old are Anita and Basilio?
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04/21/16

Labeling x and y axes for 4th graders.
This may be a pedantic question but it was really bothering me during the lesson I taught 4th graders today. We are introducing them to the coordinate plane and locating shapes at given ordered... more
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