# Posts by PEG

Total # Posts: 35

**Help**

In the tradition of their Native American ancestors, Decorah Custom Canoes specializes in creating handcrafted canoes using the finest natural materials. Whether they are from birch bark or cedar, all canoes are custom-built from native wood. Each piece is a work of art, and ...

*July 28, 2014*

**Math**

In the tradition of their Native American ancestors, Decorah Custom Canoes specializes in creating handcrafted canoes using the finest natural materials. Whether they are from birch bark or cedar, all canoes are custom-built from native wood. Each piece is a work of art, and ...

*July 19, 2014*

**physics**

Consider a pulse of laser light aimed at the Moon that bounces back to Earth. The distance between Earth and the Moon is 3.84 * 108 m. Show that the round-trip time for the light is 2.56 s.

*May 31, 2014*

**physics**

Why do the passengers in high-altitude jet planes feel the sensation of weight while passengers in the International Space Station do not?

*May 19, 2014*

**physics**

A simple lever is used to lift a heavy load. When a 60-N force pushes one end of the lever down 1.2 m, the load rises 0.2 m. Show that the weight of the load is 360 N.

*May 19, 2014*

**physics**

Show that 480 W of power is expended by a weightlifter when lifting a 60-kg barbell a vertical distance of 1.2 m in a time interval of 1.5 s.

*May 19, 2014*

**physics**

A rocket of mass 100,000 kg undergoes an acceleration of 2 m/s2. Show that the net force acting on it is 200,000 N.

*May 17, 2014*

**Science Physics**

Sophia exerts a steady 40-N horizontal force on a 8-kg box resting on a lab bench. The box slides against a horizontal friction force of 24 N. Show that the box accelerates at 2 m/s2.

*May 17, 2014*

**Science Physics**

Madison pushes with a 160-N horizontal force on a 20-kg crate of coffee resting on a warehouse floor. The force of friction on the crate is 80 N. Show that the acceleration is 4 m/s2.

*May 17, 2014*

**math**

the function h(x)=1/98x^2 h(x) is the height of part of a rollercoaster track, when x is the horizontal distance in feet from the center of this section of the track the tower that supports the this part of the track are the same height and are 150 feet apart which is the ...

*December 21, 2013*

**Science**

Convection currents

*March 26, 2013*

**math algebra 1**

Amy is running a race. She runs 7 miles at 11.12 per mile. How many hours does she run?

*January 10, 2013*

**work test**

ryan discounts an 80-day note for $15,000 at 12 percent. the bank discount is: (assume ordinary interest)

*December 19, 2012*

**Economics**

What economic impact does a recession have on the finances on a health care facility? On the health care system? Could you direct me to a web site

*September 20, 2011*

**algebra**

Evaluate each of the functions below at x = 1, 2, 4, 8, and 16. Plot the graph of each function. Classify each as linear, quadratic, polynomial, exponential, or logarithmic, and explain the reasons for your classifications. Compare how quickly each function increases, based on...

*March 24, 2011*

**algbra**

So if you saw my posting earlier why wouldn't you answer it, I just didn't plug it in because I wanted to for my health. I needed help that what I though you were here for not sarcism. I can't help the problem the professor gives me to work with, you may think they...

*March 23, 2011*

**algbra**

Evaluate each of the functions below at x = 1, 2, 4, 8, and 16. Plot the graph of each function. Classify each as linear, quadratic, polynomial, exponential, or logarithmic, and explain the reasons for your classifications. Compare how quickly each function increases, based on...

*March 23, 2011*

**algebra**

Evaluate each of the functions below at x = 1, 2, 4, 8, and 16. Plot the graph of each function. Classify each as linear, quadratic, polynomial, exponential, or logarithmic, and explain the reasons for your classifications. Compare how quickly each function increases, based on...

*March 23, 2011*

**algebra**

Determine whether each binomial is the difference of two square. If so, factor it. If not, explain why. -m^6

*March 22, 2011*

**algebra**

Determine whether each binomial is the difference of two square. If so, factor it. If not, explain why. -m^6

*March 22, 2011*

**algebra**

expression undefined 1/(2x^2 - 50) Could you please show me how to do this? thank you

*March 11, 2011*

**PLEASE HELP**

ok that I did put wasn't sure thank you

*March 9, 2011*

**PLEASE HELP**

Simplify the following algebraic expressions: Evaluate; P(-1/2) if P(x)= 2X^4 + X^3 + 12

*March 9, 2011*

**algebra**

Simplify the following algebraic expressions: Evaluate; P(-1/2) if P(x)= 2X^4 + X^3 + 12

*March 9, 2011*

**algebra**

How many solutions does the following system have: 6x - 3y = 9 2x - y = 3 Explain how to determine the number of solutions without solving the system. Then apply elimination, and interpret the resulting equation. could you please explain this to me?

*March 2, 2011*

**algebra**

Graph the following equations; calculate the slope, x-intercept, and y-intercept, and label the intercepts on the graph. Find the area of a rectangle if three of its corners are (-0.1,-3.4), (-7.9,-3.4), and (-0.1,6.8).

*February 28, 2011*

**algebra**

Graph the following equation: clculte the slope, x-intercept, and y-intercept, and label the the intercelts on the graph. problem: Find an equationin slope-intercept form passing through the points (2,5) and ( 7,-3). (2+5)/(7+ -3) = 7/4 so y = (7/4)x +b using (-2,5) 5= (7/4...

*February 27, 2011*

**algebra**

Graph the following equation: clculte the slope, x-intercept, and y-intercept, and label the the intercelts on the graph. problem: Find an equationin slope-intercept form passing through the points (2,5) and ( 7,-3).

*February 27, 2011*

**algebra**

Sales tax in Pennsylvania is 6%. Create an equation for the total price (cost plus tax) of a purchase in PA in terms of its cost. How much would a person pay for a car whose cost is $32,000? PAY = COST + 0.06 * COST P=C(1+1.06) P=1.06C P= (32,000)= 1.06*32000= $33920.00 HOW ...

*February 27, 2011*

**ALGEBRA**

Sales tax in Pennsylvania is 6%. Create an equation for the total price (cost plus tax) of a purchase in PA in terms of its cost. How much would a person pay for a car whose cost is $32,000? PAY = COST + 0.06 * COST P=C(1+1.06) P=1.06C P= (32,000)= 1.06*32000= $33920.00 HOW ...

*February 26, 2011*

**algebra**

The final grade for a particular course is calculated by dividing total points earned by total points available. There are 120 points available in the first half of the course, and 140 points in the second half of the course. If a student earns 81% in the first half ofthe ...

*February 21, 2011*

**algebra**

2. How many pounds of chocolate worth $1.20 a pound must be mixed with 10 pounds of chocolate worth 90 cents a pound to produce a mixture worth $1.00 a pound? What Do I Know? What Do I Want to Know? Assign Variables Write a verbal Model: How Do I Find the Components of the ...

*November 17, 2010*

**algebra**

2. How many pounds of chocolate worth $1.20 a pound must be mixed with 10 pounds of chocolate worth 90 cents a pound to produce a mixture worth $1.00 a pound? What Do I Know? What Do I Want to Know? Assign Variables Write a verbal Model: How Do I Find the Components of the ...

*November 17, 2010*

**Math**

2independant alternators. probabalitity one will fail in a 1 hour flight is .02 what is the probablility both will

*July 24, 2010*

**office procedure**

you can place overseas calls directly if your company has the proper connection for

*May 3, 2010*

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