Monday

June 29, 2015

June 29, 2015

Total # Posts: 66

**statistics**

P( 1.05 < Z < 2.05) Need help solving please
*June 18, 2015*

**Math**

Writing a formula to the surface area of a cube of its length x is edge length=x over six right ? Or I did it wrong
*January 7, 2015*

**Math**

Please help :( find the lateral and total surface of each prism round if nesccesary and a rectangle has one side 2 ft one 4ft and one 4.5
*January 7, 2015*

**Math**

The bases of a prism are right trinanges with side lengths 6 meters, 8 meters and 10.. The height of the prism is 3 meters. What's is the lateral area of the prism? What is the total surface area?
*January 7, 2015*

**Math**

It cost 4$ to enter the fair.Each ride cost $2.50.You have $21.50.How many rides can you go on?
*December 4, 2014*

**Science**

If the original pressure of a system is 700 torr, temp 30 C and volume 100L, what will the final volume be if the pressure is increased to 750 torr and temperature to 37C
*December 4, 2014*

**ayo science help pls? my answers**

1. Which organisms are capable of converting gaseous nitrogen in the air into a form that other living organisms can use? A. nitrogen-fixing bacteria B. denitrifying bacteria C. decomposers D. producers 2. Which step in the nitrogen cycle is accelerated at the beginning of the...
*November 13, 2014*

**MATH**

haha idk but same name lolol if i had to guess i would say c
*November 13, 2014*

**Math, algebra**

Can someone help me with functions? I'm studying for my test tmrw and I need help
*November 5, 2014*

**physical science**

The present record for the 100 meter dash is 9.58 seconds. back in 1988, Johnson ran the 100 meter dash in the world record time of 9.79 seconds. He was later to lose both his record and his gold medal to runner up Lewis because of steroid use. Calculate Johnson's average ...
*September 18, 2014*

**physical science**

Superfly, mass of only 1 gram, but capable of flying at the incredible speed of 840 million km/hr, meets a locomotive with a mass of 20,000 kg, traveling at 40km/hr. Who has the greater momentum?
*September 18, 2014*

**Physical Science**

at a speed of 30 mi/hr, the car crashes head on into a brick wall. despite the fact that the car crunched to a total stop, one of NEWTON'S laws predicts that you will continue to fly forward at 30 mi/hr until you collide with the windshield or dash. WHICH LAW?
*September 18, 2014*

**Physical Science**

Superfly, mass of only 1 gram, but capable of flying at the incredible speed of 840 million km/hr, meets a locomotive with a mass of 20,000 kg, traveling at 40km/hr. Who has the greater momentum?
*September 17, 2014*

**Physical Science**

The present record for the 100 meter dash is 9.58 seconds. back in 1988, Johnson ran the 100 meter dash in the world record time of 9.79 seconds. He was later to lose both his record and his gold medal to runner up Lewis because of steroid use. Calculate Johnson's average ...
*September 17, 2014*

**physical science**

one gallon= 3.785 liters. If you were charged $1.10 per liter at the pump for Regular, how much would you be paying per gallon? Assuming American price levels, do we stop at this station or drive on?
*September 17, 2014*

**Physical Science**

You are driving. You have enough gas in your tank to go 50 miles. The next town is 72 kilometers away. Can you make it? Show work.
*September 17, 2014*

**physical science**

the distance from one place to another is 80 miles. How far is it in kilometers?
*September 17, 2014*

**Physical Science**

Ok, I just want to make sure I am doing this right. It says mass= 3800grams. Silvers density is 10 grams/cm^3. How much will volume of water with silver displace in cm^3? So would it be 3800g/10g= 380 grams? or is that wrong?
*September 17, 2014*

**Physical Science**

Suppose an all good crown has mass m=3800 grams. Gold has a density of 19 grams/ cm^3. What is the volume of water displaced by a gold crown (in cm^3)? Please help :)
*September 17, 2014*

**Math**

The problem is ; 10x+8-y X= 2 Y=5 Every time I do it I get 23 but my teacher says I'm wrong . where am I wrong ? someone help me please .
*August 25, 2014*

**math**

120 / 2p = 30
*June 9, 2014*

**Science**

Apart from Water and Salt what other things/substances are neutral?
*May 18, 2014*

**Math**

never mind
*April 27, 2014*

**Math**

How many different ways can you write a^(m/n)?
*April 27, 2014*

**Plz help me.**

I just took this on connexus. Jacob is right its 1.D 2.D 3.B 4.A Trust me I got 4/4
*March 13, 2014*

**MATH**

WHAT IS 8,042,176 IN WORDS?
*September 26, 2013*

**geometry**

Given: ÚA ≅ÚE CF bisects ÚECA Prove: ¢AFB≅ ¢EFD
*November 26, 2012*

**algebra**

What are the steps to show the quotient in simplest form? 0.000027 ÷ 0.000009
*October 16, 2012*

**Math help!**

I thought if I couldn't get it to subtract 81-87? So I just put 81, 82, 83, 84, 87? Then go from there to get my middle? ok And the best sounds like it would difinietely be 84. I am going to go back to my chapter and see what I forgot. Thanks Ms. Sue!
*October 10, 2012*

**Math**

Ok so the median is the best choice ok thanks!
*October 10, 2012*

**Math**

The ages in years of the houses on Kelly’s block are 20, 26, 11, 2, 28, 18, 2, and 27. Find the mean age of the houses. Find the median age. Find the mode. Which measure(s) would you use to represent the ages of the houses? Explain
*October 10, 2012*

**Algebra 1**

Solve for x "variable": Rectangle with length of (8x) m and width of (2x) m has a perimeter of 140 m.
*September 30, 2012*

**algebra 2 **

two trains leave the dallas port going in opposite directions. if one train goes 56 miles per hour, and the other goes 52 miles per hour how long will it take them to be 363 miles apart? how do i set up this problem?
*September 23, 2012*

**Reading/English**

Here are some of your mistakes. Question 3 is B. The speaker believes the greatness of Britain could disappear, just as did that of Nineveh and Tyre. Question 4 is A. the dialect Question 8 is B. He forces students to learn one way or another. Question 9 is D. a system of ...
*April 17, 2012*

**geometry**

Name < DAE a different way
*April 15, 2012*

**Algebra 2**

formula for converting celcius to fahrenheit: F=9/5C+32 a) what is the inverse of the function? b)use the inverse to find the celcius tempertature that corresponds to 25F Please help i have no idea how to solve this :(
*January 19, 2012*

**physics**

a car pulling a 1500-kg trailer produces an acceleration of 0.50m/s^2. a)the frictional force in the wheels of the trailer is 125N. what force is the car exerting on the trailer? b) what force is the trailer exerting on the car?
*July 26, 2011*

**College algebra**

Given a quadratic equation in the form y = ax2 +bx +c , and four choices of graphs representing that equation, how can you tell which choices could be eliminated right away by looking at the equation and looking at the graphs and doing some minimal calculations and not ...
*June 6, 2011*

**History**

Is italy a country?
*April 6, 2011*

**chemistry**

Determine the delta H for the following reaction C3H4(g) + 2H2(g) --> C3H8(g)
*March 4, 2011*

**Fin 200 Intro to Finance**

I am having trouble with week 1 assignment, to create a statement of cash flow. I am seriously confused on the directions and how to select which amounts to use and how to configure the increase and decreases of money, actually everything is confusing and it's due Sunday, ...
*May 22, 2010*

**Fin 200 Intro to Finance**

I have to make a statement of cash flow for the Crosby Corp from our week 1 assignment but I am totally lost, i just don't understand how to accomplish this.
*May 22, 2010*

**INB 205 International Business**

Am doing a powerpoint presentation and am having trouble with defining the relevance of international strategy to business people.
*May 1, 2010*

**Maths**

thank you so much I can see where I went wrong now.=D
*April 29, 2010*

**Maths**

how do i find the derivative of y=2sin8(x+pi/4)-12??
*April 29, 2010*

**12th grade Maths B **

I forgot to put Math B
*April 29, 2010*

**12th grade**

how do I differentiate y=2sin8(x+(pi/4))-12?
*April 29, 2010*

**trig 30**

hey Rae, there is two ways you can do this... 1/ find the common factor of 2cos^2x+cosx=1 and bring out the front which = cosx(2cosx+1)=1 therefore either cosx=1 OR 2cosx+1=1 (because there will be multiple answers) for cosx=1 use the unit circle to show where cosx=1 which is ...
*April 29, 2010*

**english-what would you wish for**

This was the question of the day What would be one wish that you would wish for if you had a chance. I would wish for Earth to stay as our home forever. Can I have your outlook on this?
*April 12, 2010*

**English**

If you are still having troubles, then try posting once sentence at a time.
*April 12, 2010*

**Fin 200**

Hi, I don't have an answer but am trying to figure out how to accomplish the amount outcomes for the loans, if any help is there I would greatly appreciate it!
*February 13, 2010*

**AP Statistics**

if the probability of a dribbling drummer is .38, find the standard deviation of the dribbling drummers drumming for the twelve drummers drumming
*January 6, 2010*

**AP Statistics**

if the probability of a swan drowning is .27, find the probability of exactly 4 out of the 7 swans drowning.
*January 6, 2010*

**algebra (i need help calculating my grade)**

i have exams tomorrow and i would like to figure out what i need to make on my exam to pass, daily grades are 30% major grades are 70% i averaged my daily grades to 84.5 my major grades so far are 77,85,91 what do i do next to figure out what i need to make on my exam to ...
*October 22, 2009*

**Trailer**

where can I watch the newest trailer of New Moon
*October 4, 2009*

**9th grade : Algebra**

the output of a finction is more 5 more than 2 times the input. find the input when the output is 17.
*December 2, 2008*

**History**

What were mummy shaped figures that worked in after life fields for the mummy?
*November 2, 2008*

**Fin 200**

Hi Reba, I am taking the same course as you are but only in week 1, I wanted to ask you for help with the statement of cash flow, did you understand how to accomplish this? I am very confused ... maybe you can help me. thank you, southern belle
*October 25, 2008*

**Physics - Torque**

A student of mas 70kg wants to walk beyond the edge of a cliff on a heavy beam of mass 300kg and length 10m. The beam is not attached to the cliff in any way, it simply lays on the horizontal surface of the cliff top, with one end sticking out beyond the cliff's edge. The ...
*April 22, 2007*

**Physics - Torque**

Consider a rectangular block of mass 30kg, height= 3m, length = 2m. A force F is applied horizontally at the upper edge. The acceleration of gravity is 9.8 m/s^2. 1)What is the minimum force required to start to TIP the block? 2)What is the minimum coefficient of static ...
*April 22, 2007*

**Physics**

A cyclotron designed to accelerate protons of mass 1.673 x 10^-27 kg to an energy of 5.5 MeV has a diameter of 9m. The charge on a proton is 1.602 x 10^-19 C. What magnetic field must be used? I think the formula r = mv/qB should be used but i don't know how to convert 5.5...
*April 10, 2007*

**Physics**

An electric motor has 72 turns of wire wrapped on a rectangular coil, of dimensions 3cm by 4cm. Assume that the motor uses 14A of current and that a uniform 0.5T magnetic field exists within the motor. 1)What is the maximum torque delivered by the motor? Answer in units of Nm...
*April 7, 2007*

**Physics**

100000W of power is delivered to the other side of a city by a pair of power lines with the voltage difference of 15000V. a) how much current flows in the lines? 100000/15000 = 6.9 A b) Each of the 2 lines has a resistance of 10 ohms. What is the voltage change along each line...
*January 30, 2007*

**physics**

The compressor on an air conditionner draws 55 A when it starts up. If the start up time is 0.50s how much charge passes a cross-sectional area of the circuit in this time. Answer in units of C.
*January 27, 2007*

**Math sequence**

Let {An} be the sequence defined recursively by A1=sqr(2) and A(n+1) = sqr(2+An) for n is bigger and equal to 1. Show that An < 2. What is An? and how do I find it? Thank you for your time. An is the nth number in the sequence, and is defined by the recursion rule A(n+1) = ...
*January 7, 2007*

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