Tuesday

July 22, 2014

July 22, 2014

Total # Posts: 755

**geometry**

2x-3+4xx+1+2xx-3xx-5

**4th grade**

what kind of triangle has all 3 angles that are all less than a right angle?

**physics**

A 3 meter tall 40 degree inclined plane with a coefficient of friction of .3 with a box sliding from its top has this acceleration and final velocity.

**6th grade**

the industrial revolution helped provide jobs in europe

**Improving Your Writing**

I am also doing this same exam and confused of all the above! Someone please help us!!!!

**5th Grade Math**

What website can I go to to help me with my math?

**arithmetic**

how do you write this as a unit rate 25000/5

**college physics**

Vector A points in the negative x direction. Vector B points at an angle of 27.0 degress above the positive x axis. Vector C has a magnitude of 20 m/s and points in a direction 39.0 degress below the positive x axis. Given that A+B+C=0, find the magnitudes of A and B.

**math**

it is given that 'y' is 90% rewriting the equation using this value gives 0.9 = 0.0102x + 0.644 now simply solve for x

**5th grade**

what do moms use to read?

**5th grade speeling**

I need the analogy to figure out the word curved

**Waves-Science**

I had a couple of questions on the topic of Waves-Sound and Light. 1. What is the source of all waves? *Vibration* 2. In one word, what is it that moves from source to receiver in a wave motion? *Energy* 3. Does the medium in which a wave travels move with the wave? *No* 4. Wh...

**englisd-french**

Months (they are not capitalized.) janvier février mars avril mai juin juillet août septembre octobre novembre décembre Seasons le printemps (spring) l'été (summer) l'automne (fall, autumn) l'hiver (winter) I don't understand w...

**French**

1. à/Jean/allons/un/Nous/donner/pantaloon 2. Chapeaux/porte de/ne/pas/Lucie 3. professeur/Le/donne/examens/ne/d’/pas/faciles **I thought this one was=Le professeur ne donne pas faciles d’examens.

**French**

I need to know if either un, une, des, or de (d’) go in the following blanks. 1. Le professeur ne donne pas____ devoirs aujourd’hui. 2. Le père de Luc a _____ nouvelle voiture américaine. 3. Nous avons ______ amis à Berlin. 4.Le banquier porte __...

**French**

I need help unscrambling these words to form sentences in French. 1. Je/des/cherche/bibliothèque/à/livres/la 2. à/Jean/allons/un/Nous/donner/pantaloon 3. Chapeaux/porte de/ne/pas/Lucie 4. professeur/Le/donne/examens/ne/d’/pas/faciles **I thought this ...

**Intergarted Science**

I had a couple of questions on the topic of Waves-Sound and Light. 1. What is the source of all waves? *Vibration* 2. In one word, what is it that moves from source to receiver in a wave motion? *Energy* 3. Does the medium in which a wave travels move with the wave? *No* 4. Wh...

**physics =(**

A person on a small, 7.00 meter high, hill aims a water-balloon slingshot straight at a friend hanging from a tree branch 4.00 meters above and 6.00 meters away. At the instant the water balloon is released at 7.00 m/s, the friend lets go and falls from the tree, hoping to avo...

**Physics**

Kyle wishes to fly to a point 450 km due south in 3 hours. A wind is blowing from the west at 50 km/hr. Compute the proper heading and speed that Kyle must choose in order to reach his destination on time.

**Physics**

A football is kicked at 45 degrees and travels 82 meters before hitting the ground. A) What was its initial velocity? B) How long was it in the air? C) How high did it go?

**physics**

for this question A bullet is fired from a rifle that is held 1.8 m above the ground in a horizontal position. The initial speed of the bullet is 1120 m/s. Find why is the equation just (.5)(9.8)(t^2)=1.8 why dont we have to take in account for initial velocity: (.5)(a)(T^2)+(...

**physic**

please help me im stuck. A 400 g air-track glider attached to a spring with spring constant 9.00 N/m is sitting at rest on a frictionless air track. A 600 g glider is pushed toward it from the far end of the track at a speed of 94.0 cm/s. It collides with and sticks to the 400...

**math**

the difference between two numbers is 3. the sum of the numbers is 45. what are the two numbers

**math**

the profits of Mr/ Lucky's company can be represented by the equation y=-3x^2+18x-4, where y is the amount of profit in hundreds of thousands of dollars and x is the number of years of operation. He realizes his company is on the downturn and wishes to sell it before he en...

**physics!!!!**

A spaceship passes Earth at a speed such that γ = 112. A creature aboard the vessel does the Mongoian greeting dance that takes it 21 s (on its clock -- bought on a previous visit -- which is why it reads in seconds) to perform. How long will the welcoming committee on Ea...

**Phyiscs**

two examples of everyday devices of relativity? besides a gps?

**United States History**

i think its e right?

**United States History**

What do the "sick chicken" case (schechter poultry) and Jefferson's objection to hamilton's bank of the United states have in common? A. both- neessary and proper clause B. oppostiion of direct taxation of fed govt C. attempts to control inflation thro bankng...

**cooking **

the common name for grain is called?

**cooking**

name the seven principle grains?

**cooking**

what does more liquid do for a recipe ?

**cooking**

question why are many eggs used in some recipes?

**COOKING**

ON MY ASSIGNMENT IT ASKS LIST ALL OF THE LEAVING AGENTS IN EACH RECIPE NOT SURE WHAT THAT MEANS

**COOKING**

WHAT DOES SUGAR DO IN A RECIPE?

**cooking**

what does more liquid do to a receipe?

**cook**

why are many eggs used in receipes

**math**

a function is defined as every "x" value giving a unique "y" value, if you have a graph then you can tell if it's a function by 'the vertical line test' simply a vertical line placed anywhere on the graph will only cross through the graph once a...

**Physics**

saying that the tree is stationary would give it a velocity of 0 therefor meaning it has no momentum as mass x 0 = 0 that sort of disproves your whole explanation think about the question too, what does the Law of Conservation of Momentum say? think about what a law is, can yo...

**Chemistry**

apologies M(MgCO3*5H20) = 154 ratio = 70/154 = 0.4545 so 45.5% is water, same process as above just use this value instead

**Chemistry**

no i don't think the weight will be increasing after getting rid of the water. work out the molar mass of hydrated magnesium carbonate, then find the ratio of water to the whole thing in regard to molar mass eg M(MgCO3*5H20)= 144 M(5H2O) = 70 ratio = 70/144 = 0.486 this me...

**Chemistry**

sorry i'm a bit confused, what are we trying to find?

**physics 20 **

acceleration due to gravity must be factored in as the rocket is traveling upwards. since you have chosen up to be positive acceleration down must be negative, making gravity -9.8m/s the equation is still force=mass x acceleration accept the formula used to calculate accelerat...

**Math**

the second answer would be -70 technically all square roots have two answers, when you multiply two negative numbers you get a positive number

**9th grade**

3 over the square root of 6

**algebra**

y=3x+4; -1, 1 2, 10 3, 12 7, 1 find the solution set for each equation , given the replacement set

**AP 9th grade-Philosophy **

In order to prove this thesis by the Greek Thales, "All substances can be reduced to water." what would i have to do?! im clueless...

**science**

How are elements represented on a periodic chart?

**6th grade**

Show me a plot diagram example please.

**chemistry**

density is given by mass/volume so if the density is 1.53 g/L then we rearrange the formula to find the mass which just happens to be 1.53grams due to there only being 1 litre so depending on whether the question is asking for how many moles of NAOH or how many grams of pure N...

**math**

I5p+12I = 7 there will most likely be 2 solutions if we treat it as 5p+12= +or-7 then it may be easier to see what is happening (if we get an answer of -7 from the equation, it will be changed back to +7 by the absolute value) so we have 2 equations now (1)5p+12=7 (2)5p+12=-7 ...

**Grammar**

corrrected? The new heart clinic is located at 555 NW First Street, Seattle, Washington 98104. He arrived at the hospital with a heavily bleeding gunshot wound. Differential diagnoses include: Diabetes, adult-onset Cholelithiasis, acute Endocarditis, subacuteTerry Brazelton, M...

**Grammar**

Are these correctly punctuated? Infection, for example, can be a complication of surgery. He arrived at the hospital with a heavily, bleeding gunshot wound. The new heart clinic is located at 555 NW First Street, Seattle, Washington, 98104. Additionally, anesthesia was given b...

**Grammar**

Are these sentences correctly punctuated? Mrs. Smith came to the hospital accompanied by her husband, Mr. Smith, and their youngest daughter. Naturally, if the need arises, I would be happy to see him again. Dr. Jones is an excellent surgeon, but does not have a good bedside m...

**grammar**

Are these correctly punctuated? This pleasant patient has been seen for therapy from February 2, 2005 to March 2, 2005. This patient comes in today with many, many complaints. This year she'll have a breast augmentation and next year she will have an abdominoplasty. Depres...

**BIOLOGY**

1.Three fatty acids form a triglyceride with one glycerol. What similarities would the fatty acids have with polysaccharides? What differences? 2. When you consume more food than you require, the mitochondria in the liver are involved n forming triglycerides from the excess. W...

**Math cont.**

The neighborhood skateboard club is starting a fundraiser in order to buy more skateboards. They have decided to sell logo mugs. The Mugs on Mugs Company offers to supply mugs to the club for $3.75 each plus a $55 process and handling fee. The Punny-Cups Company offers to supp...

**help please(:**

The neighborhood skateboard club is starting a fundraiser in order to buy more skateboards. They have decided to sell logo mugs. The Mugs on Mugs Company offers to supply mugs to the club for $3.75 each plus a $55 process and handling fee. The Punny-Cups Company offers to supp...

**Algebra**

Well, does it mean that n has to be the same for both?

**Algebra**

The neighborhood skateboard club is starting a fundraiser in order to buy more skateboards. They have decided to sell logo mugs. The Mugs on Mugs Company offers to supply mugs to the club for $3.75 each plus a $55 process and handling fee. The Punny-Cups Company offers to supp...

**11th grade**

But, if i did get 3.5 that would mess up getting 6.25 or 10.25. 2(3.05) + .5(.3)= 6.25--correct. 3(3.05) + 1(.3)= 9.45... this is the one where i went wrong. i went wrong.

**11th grade**

wow haha im lost... 6w + 1.5j= 18.75 -6w - 2j= -20.50 ----------------- -.5j=-1.75 j=.3 ? why would i multiply?

**11th grade**

-.5/1.75= -.2857...or .3

**11th grade**

Yesterday Lucy walked 2 hours and 1/2 jogged hour and covered 6.25 miles. Today she walked for 3 hours and jogged for 1 hour and covered 10.25 miles. Assuming a constant walking rate and a constant jogging rate, how fast did she walk and how fast did she jog? Define two variab...

**algebra...redo.**

Yesterday Lucy walked 2 hours and jogged 1/2 hour and covered 6.25 miles. Today she walked for 3 hours and jogged for 1 hour and covered 10.25 miles. Assuming a constant walking rate and a constant jogging rate, how fast did she walk and how fast did she jog? Define two variab...

**messed up,,,redo.**

w- walking j- jogging 2w + .5j= 6.25 --> 3(2w+.5j)= 3(6.25) 3w + 1j= 10.25 --> -2(3w+1j)= -2(10.25 6w + 1.5j= 18.75 -6w - 2j= -20.50 ----------------- -.5j=-1.75 j=.3 2w + .5(.3)= 6.25 2w + 15= 6.25 2w= 6.10 w= 3.05 check: 2(3.05) + .5(.3)= 6.25 (correct) 3(3.05) + 1(.3)...

**algebra**

Yesterday Lucy walked 2 hours and jogged 1/2 hour and covered 6.25 miles. Today she walked for 3 hours and jogged for 1 hour and covered 10.25 miles. Assuming a constant walking rate and a constant jogging rate, how fast did she walk and how fast did she jog? Define two variab...

**science**

At the annual turtle races, Poindexter, the record holder, is trying to retain his title. As the race begins, Poindexter starts off racing North with a speed of 0.025 m/s. He retains this speed for 0.5 meters at which time he speeds up to 0.10 m/s. He continues at this rate fo...

**Government**

judicial, executive(:

**ipc**

At the annual turtle races, Poindexter, the record holder, is trying to retain his title. As the race begins, Poindexter starts off racing North with a speed of 0.025 m/s. He retains this speed for 0.5 meters at which time he speeds up to 0.10 m/s. He continues at this rate fo...

**12th grade**

what's the key factors which led to our constitution

**Statistics**

Binomial

**algebra 3**

Find a polynomial of lowest degree with only real coefficients and having the given zeros. -2+i, -2-i, 3, -3

**physics**

A car starts from rest on a curve with a radius of 120m and accelerates at 1.0m/s^2. Through what angle will the car have traveled when the magnitude of its total acceleration is 2.0 m/s^2?

**science**

why are crash test dummies so important

**math **

the gas tank of a car is 2/3 full. a trip uses up 1/4 of the gas in the tank. how full is the tank at the end of the trip? please include how you got the answer, thanks

**Science**

how do the wavelengths of radiant energy vary with the temperature of the radiating source? How does this affect solar and terrestrial radiation?

**history**

What was the bull moose party?

**Math**

What is the difference between division and multipication?

**Physics**

A shot-putter throws the shot (mass = 7.3kg) with an initial speed of 15.0 m/s at a 33.0 degree angle to the horizontal. Calculate the horizontal distance traveled by the shot if it leaves the athlete's hand at a height of 2.00m above the ground.

**Math**

How do i do the difference os quares if y and 9x are different.

**Math**

6x(squared) - 2xy ________________________ (divided by) y(squared) - 9x(squared)

**Math**

x(2nd power)+ 2x - 3 ________________________ (Divided by) x (2nd power) + 3x

**math am i correct**

do you mean the absolute value of -14? if so you are correct

**4th grade Language Arts**

what is the complete predicate in the sentence He sometimes stays at our home

**Math**

i'm guessing Liz meant questions not equations

**Algebra**

substitute in what you can from the info you are given in this case change 'A' to 'D+E' this gives us D/D+E =0.35 & D+E/E see if you can take it from here

**Computers**

if this is your code Private Function F(x as Int, y As Int, z as Int) If (y = 1) then Return 2 Else Return x * Z - y + F(x-1,y-1, z) End If End Function what is your test data. if you test this code with y=1 then you will get an answer of 2, else Return x * Z - y + F(x-1,y-1, z)

**Math PIZZAZZZ**

whats the expression?

** math 5th grade**

sorry the answer to the original question is 21,100,000. the example i used would be 22,000,000 because this has been rounded to the nearest 100,000 but in doing so we have reached another million, make sense?

** math 5th grade**

sure would :)

** math 5th grade**

if we have a number that is 21,079,000 and we need to round to the nearest 100,000 then we are looking at this part of the number 21,(079),000. the 21 million has no effect on the rounding, so treat it as rounding 79,000 to the nearest 100,000. if the question was to round 21,...

**MATH**

lets start by multiplying out the brackets 8g+416-96=504+6g-84 then combine the like terms 8g+320=420+6g we then group the g's on one side and our numbers on the other 8g-6g=420-320 which leaves us with 2g=100 meaning g=50 hope this helped post back if u got any questions :)

**Math**

I'll answer 2. to get rid of the y's we make this a simultaneous equation (1)4x-y=-9 (2)3Y-2X=7 the number of y's must be equal so that they will cancel eachother out when we add them together so 3*(1)=12x-3y=-27 then we do (1)+(2) 12x-3y+3y-2x=-27+7 hopefully you ...

**Algebra**

inverse is 1/(8x^2-9) then make this true for x>= 0 tell me what you get

**Math**

12*(-8) is -96 the absolute value just makes this a positive value so the I12(-8)I is 96

**check geo**

i hate to tell you but communism has nothing to do with monarchs, lords and nobles. If unsure with a question like this, probably the best thing to do is a quick search on all your possible answers, this will probably give you the answer you are looking for quicker than waitin...

**Chem**

DrBob222 is perfectly correct although it does say in the question that the same amount of salt is added at both temperatures. when the snow is at -2 degrees the addition of the NaCl lowers the temperature that the snow melts at to somewhere between -2 and -30 degrees. However...

**Need Help!! Algebra**

linear is a straight line such as y=ax+b while y=ax^2+bx+c is non linear. a function is defined as each x value giving a unique y value. I'll leave you to take it from here, hope this helped.

**physical science explorations**

well if F=ma and a=v-u/t (final velocity-initial velocity/time) so combining these two equations we get F=m(v-u/t) which gives us F=mv-mu/t if the car is to stop then obviously the final velocity is zero (now this will give us a negative answer but that is OK because it is a r...

**Chem**

if something dissociates then that means that it completely dissolves in a solution. so DrBob222 is completely correct as NaCl, MgCl2 and CaCl2 all dissolve. unlike table sugar. check a solubility table if you are ever unsure.

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