Tuesday

February 9, 2016
Total # Posts: 1,184

**averages**

The answer is 70. First off if we want to know the LEAST possible value for a, then b, c, d, e have to be the MAXIMUM value. In this case it would be e=109, d=108, c=107, and b=106. Now that we have values for all the variables except a, we can solve for a. To solve for a, we ...
*August 7, 2012*

**math**

A person has invested $6000 . Part of the money is invested at 3% and the remaining amout at 4% . The annual income from the two investment is $225.How much is invested at each rate?
*July 24, 2012*

**Math**

What is the answer here? Find the sum of the biggest odd numbers formed by the digits 1 and 2 and the smallest even number formed by the digits 6,7,8
*July 20, 2012*

**algebra**

30% of 59
*July 19, 2012*

**Physics**

If you must stop your moving car in a hurry, should you slam on the brakes and lock them?
*July 16, 2012*

**Calculus**

Solve the equation (3^x)^2-12*3^x+27=0 Simplify and write without negative exponents: 3^2(x^-2y^3)^3/4^1/2*x^-4cuberooty^2
*July 15, 2012*

**Calculus**

Is the entire problem to the fourth power, or just the denominator?
*July 15, 2012*

**Calculus **

Write as a single logarithm of a single quantity ln(3)+1/2ln(x+2)-4ln(1+sqrtx)
*July 15, 2012*

**Chemistry 1046**

the answer should be ZrF4
*July 3, 2012*

**chemistry**

aluminum has a density of 27g/cm3 if a chunk of aluminum with a mass of 16g is placed in a graduated cylinder partially filled with water how much will the water level rise
*June 7, 2012*

**spanish**

El domingo pasado, yo iba con mis amigos al cine. This says Last sunday, I was with my friends at the movie theater. It would be better if it said El domingo pasado fui al cine con mis amigos. Last Sunday I went to the movie theater with my friends.
*June 2, 2012*

**Spanish**

THE FIRST SENTENCE SAYS I did not speak with anyone in school. THE SECOND SAYS No, I spoke with nobody in the school ............................... I think the first is more correct.
*May 28, 2012*

**Spanish 8th grde**

¿Qué compraste la semana pasada? What did you buy last week? Compré una mochilla la semana pasada. I bought a backpack last week. ¿Bailaron Uds.? Did they dance. Sí, bailamos. Yes, we danced, (this depends on what type of spanish, latin ...
*May 28, 2012*

**5th Grade Writing**

its. because it's means it is. The horse hurt it is leg, doesn't make sense.
*May 17, 2012*

**physics**

the magnetic force on a straight 0.15m segment of wire carrying a current of 4.5 A is 1.0 N. What is the magnitude of the component of the magnetic field that is perpendicular to the wire?
*May 17, 2012*

**math**

if you have a large cube with a surface area of 32 and a smaller cube with the surface area of 18 what would the ratio be for the smaller figure to the larger figure a)2:5 b)5:6 c)3:4 d)6:7
*May 17, 2012*

**math**

if you have a large cube with a surface area of 32 and a smaller cube with the surface area of 18 what would the ratio be for the smaller figure to the larger figure a)2:5 b)5:6 c)3:4 d)6:7
*May 17, 2012*

**math**

if you have a large cube with a surface area of 32 and a smaller cube with the surface area of 18 what would the ratio be for the smaller figure to the larger figure a)2:5 b)5:6 c)3:4 d)6:7
*May 17, 2012*

**logarithmic differentiation**

y= 4th root (x^2+1)/(x^2-1)
*May 14, 2012*

**Math**

If two number cubes are tossed, what is the probability of getting a sum that is less than 6, given that 1 number cube shows a 3 ?
*May 11, 2012*

**math**

The vertices of a triangle are listed below. H(-2,4), I(22,4), J(10,-1) Which of the following correctly classifies the triangle? 1.The triangle is an obtuse isosceles triangle. 2.The triangle is a right scalene triangle. 3.The triangle is an obtuse scalene triangle. 4.The ...
*May 4, 2012*

**chemistry**

what will be the boiling point 54.5 grams of aluminum sulfate dissolved in 805 grams H2O
*May 3, 2012*

**chemistry**

how many grams of sodium phosphate were dissolved in 382 grams of water in a 6.0 m solution
*May 3, 2012*

**Circuits**

In Circuits lab, we had to construct different types of operational amplifiers. The inverting and summing amplifiers produced similar output voltage to the calculated ones but were not negative. I was just wondering why they didn't reverse the sign in the experiment?
*April 30, 2012*

**Circuits**

In Circuits lab, we had to construct different types of operational amplifiers. The inverting and summing amplifiers produced similar output voltage to the calculated ones but were not negative. I was just wondering why they didn't reverse the sign in the experiment?
*April 30, 2012*

**Chemistry**

An aqueous solution contains 0.196 M hydrosulfuric acid and 0.190 M hydrochloric acid. Calculate the sulfide ion concentration in this solution. [S2-] = _________mol/L.
*April 24, 2012*

**Chemistry**

An aqueous solution contains 0.216 M ascorbic acid (H2C6H6O6) and 0.131 M hydrochloric acid. Calculate the ascorbate (C6H6O62-) ion concentration in this solution. [C6H6O62-] =______________ mol/L.
*April 21, 2012*

**statistics**

find the probability p(-1.14 < z < 1.01) using the normal standard distribution
*April 18, 2012*

**math**

your best friend ate 3/8 of a pizza from 4 diffrent pizza.how much pizza did he ate?
*April 18, 2012*

**Math**

for 6z=126, mike wrote that z=756. explain what mikes mistakewas. then tell the correct answer.
*April 9, 2012*

**physics**

true or false . refraction always involves a change in the speed and direction of a wave wat is required in order for diffraction to occur? wat causes wave interference?
*April 6, 2012*

**English**

Hughes received financial assistance from Charlotte Mason. In 1930, he broke away from Mason and her financial assistance to a. travel the world. c. to maintain his integrity. b. go back to college. d. to get married.
*March 29, 2012*

**math**

whats the prime factorization of 62
*March 28, 2012*

**chemistry**

calculate the mass of kool aid required to prepare 200.0 ml of 0.30 M kool aid
*March 26, 2012*

**Math**

89.28
*March 26, 2012*

**MATH**

SUBTRACT 4 4/7 AND 3 2/3
*March 21, 2012*

**math**

Solve for X 0.0421=0.0015-x/0.025+1/2 i'm lost
*March 9, 2012*

**Science**

put one white flower in a vase with 5 cups of water and one white flower in a vase with 5 cups of water with food coloring (red green blue yellow or any color) for one week. make sure you take pictures and write a few sentences on what you noticed (since he's only in ...
*March 5, 2012*

**Physics**

A 933 kg block is pushed on the slope of a 20 ◦ frictionless inclined plane to give it an initial speed of 50 cm/s along the slope when the block is 1.5 m from the bottom of the incline. The acceleration of gravity is 9.8 m/s 2 . 1.5 m 933 kg 20 ◦ What is the speed...
*March 4, 2012*

**chemistry**

Your percent
*February 29, 2012*

**Economics**

adam smith supported three different views of theory of value (are the followings correct, i will add them to my essay) 1. Labor cost: he supported that everyone must produce his own goods using own labor and exchange the surplus with other goods. In this model of society no ...
*February 25, 2012*

**chemistry**

How many iron atoms are in 0.32 mol of Fe2O3
*February 20, 2012*

**trig**

If cosecant of theta equals 3 and cosine of theta is less than zero, find sine of theta, cosine of theta, tangent of theta, cotangent of theta and secant of theta
*February 15, 2012*

**College Algebra**

A manufacturer of radios estimates that his daily cost of producing x radios is given by the equation C=350+5x. The equation R=25x represents the revenue in dollars from selling x radios. *Profit function,P(x)=R(x)-C(x),P(x)=20x-350 *How many radios should the manufacturer ...
*February 9, 2012*

**physics**

A ball rolls off a platform that is 5 meters above the ground. The ball's horizontal velocity as it leaves the platform is 4.8 m/s. (a) How much time does it take for the ball to hit the ground? (Use g = 10 m/s2.) . s
*February 1, 2012*

**CHEMISTRY**

Suppose you dump a 5-lb sack of sugar into Bellingham Bay. Assume the sugar disperses uniformly throughout all of the world’s oceans. Estimate how many molecules of sucrose would be found in each liter of sea water.
*January 27, 2012*

**chemistry**

Suppose you dump a 5-lb sack of sugar into Bellingham Bay. Assume the sugar disperses uniformly throughout all of the world’s oceans. Estimate how many molecules of sucrose would be found in each liter of sea water.
*January 27, 2012*

**Accounting**

Assets = Liabilities + Equity How can you tell which company have the strongest financial position? Is buy the highest in assets, highest in liabilities, or highest in equity? I am confused.
*January 26, 2012*

**Algebra II**

-12+4x/4
*January 25, 2012*

**Chemistry**

If you react 2.0 g AgNO3 and 2.5 g Na2SO4, what is the percent yield if the actual yield is 1.6 g Ag2SO4? 2AgNO3 + Na2SO4 → Ag2SO4 + 2NaNO3
*January 24, 2012*

**Physics**

billy and amy want to ride their bikes from their neighborhood to school which is 14.4 kilometers away. it takes amy 41 minutes to arrive at school. bill arrives 21 minutes after amy. how much faster (in meters/second) is amy's average speed for the entire trip?
*January 19, 2012*

**geometry**

Simplify the following ratio 12XY: 8x
*January 12, 2012*

**Spanish**

Mi Mama es bonita A Mi Me Gusta El Chocolate Yo Fui al parque ayer Mi mama y yo fuimos al parque A Mi me gusta jugar juegos.
*January 12, 2012*

**math**

is 3 times 41 120
*December 14, 2011*

**geometry**

An isosceles trapezoid has bases length 19 and 11 centimeters and length 13 centimeters. What is the area of the trapezoid to the nearest tenth?
*December 13, 2011*

**Spanish**

1.Voy a nadar en la piscina. Necesito(I aam going to swim in the swimming pool. I need) un ttraje de baño(bathing suit). 2.Está lloviendo mucho. Necesito (it is raining a lot. I need..). el impermeable y la sombrilla (a raincoat and umbrella.) 3.No puedo ver bien...
*December 2, 2011*

**Algebra 2**

thanks so much!
*December 2, 2011*

**Algebra 2**

How would you find the x intercepts of 2x^2+17=0. The original equation is 2(x-3)^2-1.
*December 2, 2011*

**Chemistry 1010**

Sorry I thought I was posting a question not an answer to your question!!
*December 1, 2011*

**Chemistry 1010**

What is the mass in grams of one mole of water
*December 1, 2011*

**physics**

a gate 6m wide requires a force of 5.2 kg.wt. applied at the end to open it. what force would have to be applied (A) at the middle and (B) at 1.5m from the hinges, to open it?
*November 20, 2011*

**Science**

yeah baby bring it on!
*November 15, 2011*

**Science**

I love you!
*November 15, 2011*

**Science**

____ are fuels made from renewble resources You have to use ___ to grow plants and extract ethanol 2 alternative biofuels are ___ and ___
*November 15, 2011*

**Science**

Definition for Biofuel,Hydroelectricity,Geothermal,and wind energy
*November 15, 2011*

**SOCIAL STUDIEs**

Eli Whitney revolutionized indusrty in the north and south and impacted the Civil War. What 2 key innovations is he attributed with?
*November 15, 2011*

**French**

Can someone to correct mistakes? Thank you! Le 4 septembre a été volé un vélo. Une fille avait laissé son vélo près d'un bar. Quand elle est sortie du bar elle a vu que son vélo avait été volé et ...
*November 15, 2011*

**math - earn interest**

LAURA INVESTED $5000 AT 3% COMPOUNDED SEMIANNUALLY.IN HOW MANY YEARS WILL LAURAS INVESTEMENT HAVE DOUBLE?
*November 7, 2011*

**VETERANS DAY**

I put What Veterans day means to me is how people risk their lives so we can live our lives the way we want to. To me it's a special time to remember all the people who fought for us. It's a day to honor all our veterans... That's all I put so far
*November 7, 2011*

**VETERANS DAY**

I have to write a papre about Veteran's Day and what it means to me. I have some stuff about it but I need more. Can anyone please help me???
*November 7, 2011*

**SCIENCE**

How does waves deposit?
*October 19, 2011*

**chemistry**

The element strontium has ccp packing with a face-centered cubic unit cell. The volume of the unit cell is 2.25 x 10-25 L. Calculate the density (g/mL) of the element.
*October 17, 2011*

**chem**

When the valve between the 2.00-L bulb, in which the gas pressure is 2.00 atm, and the 3.00-L bulb, in which the gas pressure is 4.50 atm, is opened, what will be the final pressure in the two bulbs? Assume the temperature remains constan
*October 17, 2011*

**Spanish 8th grade**

TRANSLATION OF THE PASSAGE: My family and I like to spend time outdoors. When we have time, we leave the house and go to camp in the mountains or near a lake. It is important to bring the things necessary when going to camp because if you don't have what you need, you can ...
*October 12, 2011*

**algebra**

22x2y14-22x4y13
*October 10, 2011*

**Physics**

A hot air balloon is traveling vertically upward at a constant speed of 3.9 m/s. When it is 20 m above the ground, a package is released from the balloon. After it is released, for how long is the package in the air? The acceleration of gravity is 9.8 m/s
*October 10, 2011*

**chemistry**

could the quantitative precipitation be useful to determine the mass percent of copper in a sample that also contains magnesium ions?
*October 10, 2011*

**Women in Society**

How does the way a society treats and regards its women affect the way outsiders perceive that society? How do you think cinema - and other forms of pop culture and mass media - affect that perception?
*October 5, 2011*

**algebra**

How can you divide 64 into 2 groups to get a ratio of 3 to 5?
*October 3, 2011*

**algebra**

How can you divide 64 into 2 groups ti get a ratio of 3 to 5?
*October 3, 2011*

**geometry**

find the value of each variable 3m+5+4m-10
*October 3, 2011*

**Opinion**

What do you think about japanese counter culture?
*September 28, 2011*

**AP Physics**

Consider the velocity curve of a one dimensional motion along the x-axis. The initial position is x= 10 m. The scale on the horizontal axis is 2 s per division and on the vertical axis 2 m/s per division. A) What is the position at t=4 s? B) what is the average velocity ...
*September 28, 2011*

**Gr10 Math**

We aren't supposed to solve the system so it confused me, but thank you for the answers.
*September 25, 2011*

**Gr10 Math**

Charlene is looking into cell phone plans. Cell plus gives unlimited minutes for $50/month.A1 Cell offers a $40 monthly fee, plus 5¢/min for any time over 300min oer month. a)Define two variables and write a linear equation to represent the charges for each company. b)...
*September 25, 2011*

**phy**

a car rolls down an incline starting from rest A graph
*September 20, 2011*

**physics**

A batter hits a softball over a third baseman's head with speed and at an angle from the horizontal. Immediately after the ball is hit, the third baseman turns and runs at a constant velocity , for a time . He then catches the ball at the same height at which it left the ...
*September 19, 2011*

**What is your opinion **

What films or t.v. programs do you feel depict western influence in Asia?
*September 16, 2011*

**What is your opinion**

Do you feel that there are other conflicts even today where the West are imposing themselves on other countries/Cultures?
*September 16, 2011*

**physics**

a golfer takes two putts to get the ball into the hole once he is on the green. the first putt displaces the ball 2.7m east and the second 6.95 m south. what is the direction (in degrees S of E)? answer in units of degree
*September 11, 2011*

**Opinion 2**

Which do you think says more about a culture and what it believes in: the warrior heroes of history that a society honors, or the warrior heroes of fiction a society creates?
*September 9, 2011*

**Opinion**

What makes parallel a samurai with a warrior hero? what tells us that the warrior heroes of different societies and cultures have so much in common? How unique are the samurai compared to the other warrior heroes?
*September 9, 2011*

**chemestry**

if my mass of my aluminum cube is 5.45 and volume is 2 ml, what i my density?
*September 6, 2011*

**English**

I think perceptions come from both a person and society's. As a child we learn to perceive things, we also learn what is right or wrong from our parents. However as we grow older our perceptions change based on what we ourselves believe is right or wrong.Culture is a main ...
*August 25, 2011*

**English**

where do you think perceptions come from, either a person's or a society's? What shapes them when they're first developed, and what causes them to change them over time? How can we, when studying a different society - or even our own - make the distinctions between...
*August 25, 2011*

**cognitive and langauge del.**

Interactionist
*August 11, 2011*

**Com/155**

can someone help me on this. What questions might you need answered before writing an academic essay? Why?
*August 5, 2011*

**Chemistry**

Using equation Cl2+3F2----->2ClF3 How many grams of ClF3 form when 0.204 moles of F2 react with excess Cl2?
*July 26, 2011*

**math**

The Second
*July 25, 2011*

**phy**

the position is like this:- 7.50N-> |m1|m2|m3|
*July 18, 2011*