# Posts by m

Total # Posts: 1,282

**math**

Marcus bought r movie posters for $5 each. Write an algebraic expression for total amount Marcus spent.

*September 5, 2015*

**physics**

What is the variable and unit for centripetal force and centripetal acceleration?

*July 15, 2015*

**Amplifiers**

(TCO 3) For a common source FET amplifier, gm = 1,600 ms and RD = 3.5 k. The voltage gain (AV) is _____. 8.5 6 5.6 None of the above

*June 23, 2015*

**Math**

how many different ways can 8 people be seated in 3 chairs

*June 2, 2015*

**Math**

Which system has an infinite number of solutions? A.{x+2=y 4=2y-x B.{2y+6=4x -3=y-2x C.{y+3=2x 4x=2y-3 D.{y=2x-5 -2=y-2x Is it B

*May 30, 2015*

**Math**

Patton is organizing his stamp collection into ab ook. He has 42 foreign stamps and 70 US stamps. He wants every page to have the same number of foreign stamps and the same number of US stamps. If he puts the greatest number of stamps on each page, how many pages will he use? ...

*May 30, 2015*

**Math**

Which equation has the same slope as y=4x-5 A.4x-2y=0 B.3y-12x=21 C.y=5x+7 D.5y=4x-6

*May 30, 2015*

**Math**

Y=3x and Y=1/3x Is this perpendicular?

*May 30, 2015*

**Math**

how to determine if something is a function besides the statement "x's cannot repeat"

*May 30, 2015*

**Algebra**

Simplify √1/5 - √5

*May 21, 2015*

**Algebra**

Thank you

*May 21, 2015*

**Algebra**

Find the perimeter and area of a rectangle with a width of 2√7 - 2√5 and a length of 3√7 + 3√5

*May 21, 2015*

**Science**

How could sustainable use preserve biodiversity in hot spots?

*May 18, 2015*

**Math**

√216t + √96t

*May 18, 2015*

**Math**

Consider the following equation: A=(s+1)^2. This equation can also be written as ____.

*May 12, 2015*

**Math**

answer choice: a.) 4 b.) 5 c.) 7 d.) 2

*May 12, 2015*

**Math**

twice the square of a positive number increased by three times the number is 14. find the number

*May 12, 2015*

**Math**

How to simplify this expression √3b^2 / 27b^4

*May 11, 2015*

**Science**

1.how do plants grow when light comes from one side only? Why might plants respond to light this way? 2. What is a circadian rhythm? 3.What controls the change in leaves from night to day? 4.what might the plant leaves change from night to day?

*May 7, 2015*

**Math discussion**

If the data collected are correctly input, meteorologists predications could be accurate.

*May 7, 2015*

**Math discussion**

As part of their job, meteorologists use data to make weather predications. How accurate are their predications? What are other scenarios in which you would use to data to make a predication? How would you defend your predication using data?

*May 7, 2015*

**Physics**

Suppose you're an astronaut and you're sitting in a 6000kg space capsule riding on a 4000 m x 8000 m sail (whose mass is included in the 6000 kg). You're orbiting in the vicinity of a distant bright hot star giving off light with an intensity 8 x 10^9 W/m^2 at a ...

*May 7, 2015*

**Physics**

Suppose two conducting wires each of mass 25g and length 40m are both hanging from a support beam. When the circuit is turned on, the wires repel each other so that the angle between the supporting strings is 30 degrees at a height 5cm below the support beam. A. Are the ...

*May 7, 2015*

**Physics**

Suppose a light wave is in the visible spectrum, with frequency 740 THz(which will have a deep purple color). What will be the ratio of the electric to magnetic fields constitute the light wave? What fraction of the total energy is conveyed by the electric field?

*May 7, 2015*

**Physics**

Suppose two charged conducting wires each have current I, and they're placed parallel to each other. Fins the line charge density that needs to be placed on each wire so that the electric repulsion between them balances the magnetostatic force so that they are in equilibrium.

*May 7, 2015*

**Physics**

Suppose a 7kg bob is hanging from the ceiling in a region with uniform electric field E= 46x + 29y N/C. Find the charge on the bob if it's angular position is displaced from the vertical by 20 degrees.

*May 7, 2015*

**Physics**

In an AC circuit with a frequency 25 Hz producing an rms voltage of 30 V and a 20 farad capacitor, what is the end current?

*May 6, 2015*

**Physics**

In an ac circuit with frequency 25 Hz producing an rms voltage of 30 V and a 30 Henry inductor, what is the rms current going through the inductor?

*May 6, 2015*

**Math**

Sorry, that's what it asked me on my review so I just retyped what it said.

*May 5, 2015*

**Math**

What does a and c stand for in the quadratic function Ax^2+bx+c

*May 5, 2015*

**math**

A wall in Marcus's bedroom is 8 2/5 feet high and 18 1/3 feet long. If he paints 1/2 of the wall blue

*May 3, 2015*

**Science**

why might an ecologist use a food chain for one study and a food web for another study

*April 30, 2015*

**Math**

Perry's Publishing is relocating and 2 employees, Edna and Sam have created a "For sale" sign 4 feet long to place outside the current premises. They plant o attach the sign to a 9-foot pole using a hook and a chain. They would like the top of the sign to be 6 ...

*April 29, 2015*

**English**

I am doing a research are you suppose to write numbers out of words in the paper?

*April 28, 2015*

**phsyics**

A long string is wrapped around a 6.4-cm-diameter cylinder, initially at rest, that is free to rotate on an axle. The string is then pulled with a constant acceleration of 2.0m/s2 until 1.5m of string has been unwound. If the string unwinds without slipping, what is the ...

*April 22, 2015*

**Math**

A frequency, F, varies inversely as wavelength, w. The constant of variation is speed, S. Write a formula to express this relationship

*April 16, 2015*

**Math**

Rate varies inversely as time. Sandy rode her bicycle to Micah's house at a rate of 5 mi/h. She returned home at a rate of 4 mi/h. If the first leg of the trip took 20 minutes how long did the second leg of the trip take

*April 16, 2015*

**Math**

The mass of a given object varies inversely as the acceleration of the object. A cart with a mass of 40 g has an accelerationo 2.5 m/s^2. What is the acceleration of a 50 g cart?

*April 16, 2015*

**Math**

During normal breathing, about 12% of the air in the lungs is replaced after one breath. Write an exponential decay model for the amount of the original air left in the lungs if the initial amount of air in the lungs is 500 mL. How much of the original air is present after 240...

*April 16, 2015*

**Math**

Bacteria can multiply at an alarming rate when each bacteria splits into two new cells, thus doubling. If we start with only bacteria which can double every hour, how many bacteria will we have by the end of the day?

*April 16, 2015*

**Math**

6438.64

*April 16, 2015*

**Math**

The population of Winnemucca Nevada can be modeled by P=6191(1.04)^t where t is the number of years since 1990. What was the population in 1990? By what percent did the population increase by each year?

*April 16, 2015*

**Math**

The time it takes to complete a given trip varies inversely as the speed traveled. If it takes Tim 10 hours tro travel from Cleveland to Albany at 42 mi/h, how long will it take him to make the trip at 60 mi/h?

*April 15, 2015*

**Math**

Thanks

*April 15, 2015*

**Math**

Oh right, thanks. So it would be 13/54 and x/65

*April 15, 2015*

**Math**

Time varies inversely as the rate of travel. If Jennifer drove 13 hours at an average rate of 54 miles per hour, how long would thr trip take at a rate of 65 miles per hour

*April 15, 2015*

**Math**

Thank you

*April 15, 2015*

**Math**

Mass, m, is varies inversely as acceleration, a. The constant of variation is force,f. Write an equation to express this relationship.

*April 15, 2015*

**Math**

The variable y varies inversely as x : y is 1 2/3 when x is -3/5. Find y when x is 3/7

*April 15, 2015*

**Math**

So how would you set up the equation

*April 15, 2015*

**Math**

I somehow typed 12 because I saw a 4 and 3

*April 15, 2015*

**Math**

The time it takes to clean the house varies inversely with the number of people cleaning. If it takes 1 person 4 hours to clean the house, how long will it take 3 people? 12 hours

*April 15, 2015*

**Math**

The volume of a gas varies inversely as applied pressure if the pressure acting on a 45m^3 of gas is lowered from 3 atmospheres to 2 atmospheres what new volume does the gas occupy

*April 15, 2015*

**Math**

The population of a small Midwestern town is 4500 The population is decreasing at a rate of 1.5% per year. Write an exponential decay function to model this situation. Then find the number of people in the town after 25 years.

*April 14, 2015*

**History**

Places during the Early Republic

*April 14, 2015*

**History**

People who were in the Early Republic and places during that time

*April 14, 2015*

**Math**

Write a compount interest function to model each situation. Then find the balance after the given number of years $27,000 invested at a rate of 3.75% compounded quarterly; 3 years

*April 14, 2015*

**Math**

Write the quadratic equation in standard form that has the given solutions. x:{5, -3}

*April 11, 2015*

**Math**

Solve for the zeros of the function using the quadratic formula. 3x^2=-4x+6 I know what the quadratic formula is but when I put it into the formula I keep getting an error on the graphing calculator.

*April 9, 2015*

**Math**

the length of a rectangular garden is 5 less than twice the width find the length of the garden if the area is 88 square feet

*April 9, 2015*

**Math**

Thank you!

*April 9, 2015*

**Math**

A function is described by the equation f(x)=x^2-3. The replacement set for the independent variable is (2,4,7,9) What is the corresponding set for the dependent variable

*April 9, 2015*

**Science**

If a full moon occurred on April 1, what phase would you see on the 7th, 21st,4th,30th,and 14th of April

*April 8, 2015*

**Science**

What kind of energy is transferred in an energy pyramid

*April 7, 2015*

**Science**

Okay, thank you

*April 6, 2015*

**Science**

Which two elements represent the same family of the periodic table? Hydrogen Helium Lithium Fluorine Is it none??

*April 6, 2015*

**Science**

what is an isotope

*April 6, 2015*

**Science**

H2) -----> H^+ + OH^- Is this equation balanced

*April 6, 2015*

**English**

Thank you!

*April 6, 2015*

**English**

2.The child was reluctant to (access/venture) into the closet at night because he was unsure whether child-eating monsters really inhabited it in the dark Venture? 3.Th Members of the student council(circulated/convened) promptly affter school to finish their plans for the ...

*April 6, 2015*

**English**

So am doing it right Mrs.Sue

*April 4, 2015*

**English**

I ask my teacher are we suppose to write about one side of the paper. my teacher told me to write one side of topic in the paper and the other side on the presentation.

*April 4, 2015*

**English**

I ask my teacher are we suppose to write about one side of the topic or both sides? my teach one side of topic in the paper and the other side on the speech.

*April 4, 2015*

**English**

thanks

*April 4, 2015*

**English**

My paper only about one side.

*April 4, 2015*

**English**

So that would my presentation would to argument about online education.

*April 4, 2015*

**English**

No problem it tricky paper. The other side of the argumentative would my presentation.

*April 4, 2015*

**English**

I am in favor of traditional classroom education my paper about one side of the argumentative.

*April 4, 2015*

**English**

My side am taking for the paper is Traditional education and for the presentation I would talking about online education.

*April 4, 2015*

**English**

So for my presentation I would talking about online education.

*April 4, 2015*

**English**

My stand is traditional education in the class.

*April 4, 2015*

**English**

I am writing argumentative essay about learning in the traditional classroom. I confused what my teacher means by presenting the other side in a presentation?

*April 4, 2015*

**English**

Thanks for all the help.

*April 3, 2015*

**English**

“Active Learning’’ Center for Research on Learning and Teacher. The Regents of the University ( 2014).Web. 1 Apr 2015. like this

*April 3, 2015*

**English**

“Active Learning’’ Center for Research on Learning and Teacher The Regents of the University ( 2014).Web. 1 Apr. 2015.

*April 3, 2015*

**English**

yes

*April 3, 2015*

**English**

Michigan University 2014

*April 3, 2015*

**English**

I did

*April 3, 2015*

**English**

Page number

*April 3, 2015*

**English**

Center for Research on Learning and Teaching.

*April 3, 2015*

**English**

The University of Michigan

*April 3, 2015*

**English**

Active learning in quotes

*April 3, 2015*

**English**

No is not author would be not the Michigan University right.

*April 3, 2015*

**English**

yes the first one

*April 3, 2015*

**English**

“Active Learning.”University of Michagan this what I know for this writeteacher.

*April 3, 2015*

**English**

okay

*April 3, 2015*

**English**

I have another one I had hard time citation

*April 3, 2015*

**English**

Thanks for the help. How I have go work on paraphrase.

*April 3, 2015*

**English**

(“(Exploring the Pros” 3). Okay got it

*April 3, 2015*