Wednesday

May 27, 2015

May 27, 2015

Total # Posts: 958

**Biology**

If you added .1 M NaOH to 1 M HCO2H a few millimeters at a time what would happen?
*September 14, 2012*

**Biology**

If you added .1 M NaOH to 1 M HCO2H a few millimeters at a time what would happen?
*September 14, 2012*

**Algebra2**

HELP? f = (1, 2), (2, 3), (3, 4), (4, 5), g = (1, -2), (3, -3), (5, -5), and h = (1, 0), (2, 1), (3, 2), Find the following and state the domain?! 2a.f+g 2b.f-g 2c. f*g 2d. f/h 2e. G o F o h
*September 6, 2012*

**math**

Could you please assist me on how to work this problem? A student wrote 5 + 24+6=5 + 25 + 24 + 6 by the associative property. what error did the student make?
*September 5, 2012*

**math**

Could you please assist me on how to work this problem? A student wrote 5 + 24+6=5 + 25 + 24 + 6 by the associative property. what error did the student make?
*September 5, 2012*

**Algebra2**

Write an equation for the line in point/slope form and slope/intercept form that has the given condition. Help?.. 4. Slope = 3/2 and passes through the origin. 5. x-intercept = 4 and y-intercept = -3 6. Passes through (3, 2) and is parallel to 2x-y=4 7. Passes through (-1, -1...
*August 30, 2012*

**Algebra2**

Thanks?.. Same Type of question... cAn you tell me if these are maybe right?.. 1. points of (2,2) (-1,4) (2,6) Domain:(-4,2,6) range:(2,2) xIntercept: none y-Intercept: none functional value: x^2+2
*August 29, 2012*

**Algebra2**

a graph with the points (0,-3) (2,-4) (-2,-4) What would be the domain, range x-intercepts y-intercepts and funtional value.. Help Please?..
*August 29, 2012*

**Algebra2**

Thank you ! !
*August 29, 2012*

**Algebra2**

Finding The greatest integer function. 1. f(9.1) is the answer 9 ??
*August 29, 2012*

**Algebra2**

So These Are all even?! Sorry I'm still kind of lost..
*August 29, 2012*

**Algebra2**

Helpp? Graphs of functions !! I need to determine if these are odd or even? 1. f(x)=x^5-x 2. f(x)=5 3.f(x)=x^4+2x^3
*August 29, 2012*

**Algebra2**

Help? 1.6x^6/3-5x^1/3-6=0 #Still Don't Understand how to solve this..
*August 29, 2012*

**Algebra2**

Help ? 1. x-3x^1/2+2=0
*August 29, 2012*

**Algebra2**

Help? 1.2x^2/3+5^1/3=12 2. 6x^6/3-5x^1/3-6=0
*August 29, 2012*

**Algebra**

Help Pleasee! Rational Exponet equations 1. 3x^5/2- 9 = 0 2. (2x+3)^1/2=4 Equations With rational expressions: 1. 3/x+3 - 1/x-2 = 5/2x+6
*August 21, 2012*

**Algebra**

Help . ? 1. 5/a-5 -1 = a/a-5 2. 65-n/n = 4+ 5/n 3. a/a-2+ 2/3 = 2/a-2 4. x-1/3+ x+2/4 = 1/6
*August 21, 2012*

**Algebra2**

Help Solving This? 1.√3-x = 2-√x+1 2.2√n + 3 = n 5 Rational Exponet Equations: 1.3x^5/2 - 9 = 0 2.(2x+3)^1/4=4
*August 21, 2012*

**Math**

Help Solving These? There Are more like these , but i need examples to help me with the others. 1.5/2y+6 + 1/y-2=3/y+3 2. 3/3x-2 = 4/2x+1 3.5/3x - 1/9 = 1/x 4.2/x^2-x-12 -6/x+4 = 2/x-3
*August 21, 2012*

**social studies**

djfbhjdsfbjsrbfj
*August 21, 2012*

**Algebra2**

Thanks Again! and #2 when i pugged everything in i got 9 instead of 6.
*August 20, 2012*

**Algebra.**

Help PleaseDx ? Quadratic Equations ; 1. 4y^4+9=13y^2 2. x-3x 1/2+2=0 3. (x-5)^2+2(x-5)-35=0 4. (x-2)^2-3(x-2)+2=0 5. 2(x^2-5) - 13(x^2-5)+20=0 6. 2x 2/3 + 5 1/3=12 7.6x 2/3 -5x 1/3-6=0 8.x^-2 + 4x^-1=12 9.x^4-8x^2+7=0 10.x^4-2x^2-35=0
*August 20, 2012*

**Algebra.**

Help? -Solve Polynomial Equations By factoring. 1. x^6-25x^4=0 2. y^3-3y^2=16y-48 3. x^3+2x^2-9x-18=0 4. x^3+x^2-4x-4=0 5. x^3-7x^2=-5x-30 6. a^4+2a^3+a^2=0 7. 3n^4-4n^2=-1 8. 8x^5+10x^4=4x^3+5x^2 9. 2n^4-9n^2+4=0 10. 8y^4 - 4y^2 =0
*August 20, 2012*

**Algebra.**

When it says graph the function using the given values of x and the domain and the range. hELP? 1) f(x)=x^2+4 ; x= -3, -2, -1, 0, 1, 2, 3 2)G(x)= squareroot of x+3 ; x= -3, -2, 1, 6 3.H(x)= |x|-4 ; x= -3,-2,-1,0,1,2,3 4.f(x)=4 ; x= -3,-2,-1,0,1,2,3 5.G(x)=x^3+1 ; x= -2,-1,0,1,2
*August 20, 2012*

**Algebra.**

HELP?! Equations With Rational Expressions; 1. 5/2y+6 + 1/y-2 = 3/y+3 2. 5/a-5 - 1 = a/a-5 3. 2/x^2-x-12 - 6/x+4 = 2/x-3 4. 65-n/n = 4 + 5/n 5. a/ a-2 + 2/3 = 2/a-2 6. x-1/3 + x+2/4 =1/6 7. 5/3x - 1/9 = 1/x 8. 3/3x-2 = 4/2x+1 9. 3/x+3 - 1/x-2 = 5/2x+6
*August 20, 2012*

**Algebra.**

Help? -Solve Polynomial Equations By factoring. 1. x^6-25x^4=0 2. y^3-3y^2=16y-48 3. x^3+2x^2-9x-18=0 4. x^3+x^2-4x-4=0 5. x^3-7x^2=-5x-30 6. a^4+2a^3+a^2=0 7. 3n^4-4n^2=-1 8. 8x^5+10x^4=4x^3+5x^2 9. 2n^4-9n^2+4=0 10. 8y^4 / y^2 - 4y^2 / y^2 =0
*August 20, 2012*

**Algebra.**

Help PleaseDx ? Quadratic Equations ; 1. 4y^4+9=13y^2 2. x-3x 1/2+2=0 3. (x-5)^2+2(x-5)-35=0 4. (x-2)^2-3(x-2)+2=0 5. 2(x^2-5) - 13(x^2-5)+20=0 6. 2x 2/3 + 5 1/3=12 7.6x 2/3 -5x 1/3-6=0 8.x^-2 + 4x^-1=12 9.x^4-8x^2+7=0 10.x^4-2x^2-35=0
*August 20, 2012*

**Alegbra2**

Help? I Don't Understand it.
*August 20, 2012*

**Alegbra2**

When it says graph the function using the given values of x and the domain and the range. 1) f(x)=x^2+4 ; x= -3, -2, -1, 0, 1, 2, 3 2)G(x)= squareroot of x+3 ; x= -3, -2, 1, 6 3.H(x)= |x|-4 ; x= -3,-2,-1,0,1,2,3 4.f(x)=4 ; x= -3,-2,-1,0,1,2,3 5.G(x)=x^3+1 ; x= -2,-1,0,1,2
*August 20, 2012*

**algebra2**

ahh iGot The Same thing But ithought i was wrong ! thank you though!
*August 20, 2012*

**algebra2**

whata the correct anwser for x^6 - 25x^4=0 Ps. this is polynomial factoring ...
*August 20, 2012*

**cild care**

Letter c is wrong
*July 23, 2012*

**Chemistry**

Write the net ionic equation for the reaction that takes place between a solution of magnesium chloride and a solution of sodium hydroxide.
*June 26, 2012*

**math**

Mrs Sim gave pencils to every student in her class. If she gave each student 8 pencils, she would have 3 pencils left. If she gave 3 pencils to each student, she would have 188 pencils left. How mant students were there in Mrs Sims's class?
*June 23, 2012*

**6 grade math**

Can you help me with this integer problem? -8+6+(-10)+(-2)*(-10) is it 8????
*May 15, 2012*

**Physics Question. About cubes Mass**

That what I got.....??? Idk if its right?
*April 19, 2012*

**algebra**

Delila has $1200 in a saving account and in a checking account. The ratio of money in saving to money in the checking is 3 to 2. Use a system of equation to find how much money is in each account .
*April 12, 2012*

**CFinance**

the tax should be 25%... plz help is this the correct way.. especially the depriaction part....
*April 2, 2012*

**CFinance**

Year 0 1 2 3 4 Units Sold 3,200 4,300 3,900 2,800 Price per unit 780 800 820 840 Total Revenue 2,496,000 3,440,000 3,198,000 2,352,000 Variable cost (15%) 374,400 516,000 468,000 344,400 Variable cost has to be adjusted to make it Rm 120 & 123 for 3rd & 4th year Fixed Cost ...
*April 2, 2012*

**CFinance**

You have been hired as a consultant for Melody Harmonitune Sdn. Bhd. (MHSB), a manufacturer of fine zithers, to evaluate a capital budgeting proposal. MHSB observes that the market for zithers is growing quickly. To confirm their observation, the company hired a marketing firm...
*April 2, 2012*

**english**

1 b 2 pathos 3 legos 4 ethos 5 idk
*April 2, 2012*

**corporate finance**

do not copy answer
*April 2, 2012*

**Earth Science**

Two locations, one in northern canada and one in the southwestern United states, recive the same amount of precipitation each year. The location in canada is classified as a humid climate. Why would the location in the United states be classified as an arid climate?
*March 20, 2012*

**us history**

kulu first of all stop being an ass and worry about you if you don't need the help don't comment!!!!!!!!
*March 15, 2012*

**science**

please answer
*March 8, 2012*

**science**

If someone observes the moon for 60 days what days will their be a full moon?
*March 8, 2012*

**space**

If someone observes the moon for 60 days what days will their be a full moon?
*March 8, 2012*

**math**

Isabel took 20 minutes to run around the track 6 times. John took 3 minutes to run around the track once. Which student was running faster?
*March 1, 2012*

**Anthropology**

Evil spirits
*March 1, 2012*

**One Trigonometry Question Please Help!**

Ask your teacher Please!
*February 28, 2012*

**Chemistry**

You are preparing 500 mL of a 0.300 M acetate buffer at pH 4.60 using only sodium acetate, 3.00 M HCl, 3.00 M NaOH, and water. Calculate the quantities needed for each of the following steps in the buffer preparation. 1. Add sodium acetate to ~400 mL of water in a large beaker...
*February 28, 2012*

**math**

Isabel took 20 minutes to run around the track six times. John took 3 minutes to run around the track once. Which student was running faster? Please explain how you found out.
*February 27, 2012*

**math**

what is one fourth of 10?
*February 27, 2012*

**math**

A box holds 2 blue marbles and 6 red marbles. How many and what color marbles could you remove from the bag to make the probability of picking red 1/2?
*February 24, 2012*

**math**

Keith, Annie, Elizabeth, and Marcus are taking a picture. How many different ways can the friends stand in a horizontal line?
*February 24, 2012*

**math**

Nick is writing the 4 letters in his name in different orders. In how many orders can he put the letters?
*February 24, 2012*

**Political Science**

In the past decade, policies have included not-for-profit organizations for the administering of programs such as welfare or child protection services. What are the strengths and weaknesses of using this forum?
*February 21, 2012*

**Political Science**

Is the rational-comprehensive model or the incremental model best used to describe policymaking in the United States? Provide examples to support your model choice
*February 18, 2012*

**Civics**

Which statement about the relationship between the judiciary and the federal bureaucracy is false? The federal bureaucracy is subject to the authority of the judicial branch. If a court finds fault with government action, it can issue an injunction. =The United States ...
*February 15, 2012*

**Political Science**

From the 1970s to the present, a shift in the evolution of public policy moved toward a New Federalism. How did this effect public policy? Was this positive or negative? Why?
*February 15, 2012*

**Chemistry**

If 56 j of heat is added to an aluminum can with a mass of 19.6 g, what is its temperature change?
*February 8, 2012*

**geometry**

if a square pryramid has a volume of 91.1ftcube and a height of 7 ft, what is the length of a side of the base?
*January 31, 2012*

**math**

I dunno know
*January 23, 2012*

**Chemistry**

What is the mass of 65.0mL of ethanol? the density of ethanol at room temperature=0.789g/mL
*January 20, 2012*

**writing**

write a 150-200 word paragraph to explain how purpose, content, audience, and tone impact academic writing.
*January 13, 2012*

**math**

"A 12-pack of cinnamon scented pencils sells for $3.00 at a school booster club sale. What is the sales tax rate if the total cost of the pencils is $3.21?" what is the answer and how do you show the work?
*January 9, 2012*

**math**

tan theta= 15/8 and pi< theta<3pi/2 a. Sin(- theta) b. cos2theta c. sin( theta - 3pi/4) d. cos(theta/2) can someone explain to me how do you find the exact value for these?
*November 20, 2011*

**math**

it's to find the exact value..sorry i didnt mentioned before and thanks
*November 20, 2011*

**math**

cos 23pi/12 i tried doing it and i got 0.994.. is that right? can someone explain how to do this to me? thanks!
*November 20, 2011*

**chemistry**

Imagine that you have a 5.00L gas tank and a 3.50L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the larger tank with oxygen to a pressure of 145atm , to what pressure should you fill the...
*November 18, 2011*

**chemistry**

To identify a diatomic gas (x2), a researcher carried out the following experiment: She weighed an empty 3.4L- bulb, then filled it with the gas at 1.20 atm and 22.0 C and weighed it again. The difference in mass was 4.7g . Identify the gas. Express your answer as a chemical ...
*November 18, 2011*

**chemistry**

Consider 4.00L of a gas at 365mmHg and 20*C. If the container is compressed to 2.80L and the temperature is increased to 35*C, what is the new pressure,P2 , inside the container? Assume no change in the amount of gas inside the cylinder
*November 18, 2011*

**chemistry**

in an experiment 5.00ml of 0.1440 mol L^1- aqueos KIO3 was reacted with an excess of aqueous iodide and the molecular iodine I2, Formed was titrated against 0.1000mol L^1- aqueous S2O3^2- the equation for the titration reaction is: I2(aq)+ 2 S2O3^2-(aq)---->S4O6^2-(aq)+ 2I...
*November 17, 2011*

**english-kite runner**

Hey so im reading the kite runner and i have to asnwer comprehension quesions n idk how to answer these questions...sparknotes kinda help but at the same time it doesnt. so can somebody help me. 1) How did Hassan come into Amir's life? What contrast is made between Amir ...
*November 16, 2011*

**math**

The greatest common factor of two numbers is 5. What could the two numbers be?
*November 9, 2011*

**math **

A piece of paper is 280 millimeters long and 200 millimeters wide. You want to draw a grid on the paper so that there is a whole number of squares on the paper. What are the possible sizes of thet is the largest possible squares?
*November 9, 2011*

**homework**

People should not have this question .someone give me answers
*October 30, 2011*

**math**

a figure skater must trace a figure eight on the ice that consists of two perfect circles, each with radius 11 feet. How far does the skater go one time around the figure eight?
*October 28, 2011*

**math**

Jan says if you double each of the dimensions of a rectangular box, it will take twice as much wrapping paper to wrap it. How do you respond?
*October 28, 2011*

**pre algebra with pizzazz 239**

I don't understand how you question Y to C, All I know is that you have to divide? But how do get the correct answer?? My friend told me the answer is "They could never find another man of his calibre", but they couldn't explain it to me so I couldn't ...
*October 27, 2011*

**math**

Mr.Hash bough some plates at a a yard sale. After arriving home he found that 2/3 of the plates were chipped, 1/2 were cracked, 1/4 were both chipped and cracked. Only 2 plates were w/o chips or cracks. How many plates did he buy in all?
*October 24, 2011*

**math**

an end-of -the season sale for winter clothes advertise 30%-45% off the orginal peice. what was the highest original price of a jersey that is now on sale for $12.99. Give your answer as a deciaml rounded to the hundreths place.
*October 24, 2011*

**math**

if the $180 you spend each month on room and board represents 3/5 of your monthly income,what is your monthly income?
*October 24, 2011*

**physics**

He Goes on to ask what the force applied to the rope is the sum of the x's the sum of the y's the force applied to the car and the force applied to the tree
*October 22, 2011*

**spanish**

Es la calculadora de Adela?
*October 21, 2011*

**math**

sara is thinking of a number that is a repeating deciaml of the form 0. abcdabcd...find sara's number using the following clues. a. the digit that is located 100 places after the deciaml is 4. b. the digit that is 150 places after the deciaml is 5. c. the digit that is 175...
*October 12, 2011*

**math**

order the following list of numbers from smallest to largest. desricbe any restrictions that apply. respond the general case, not a specific example. Then explain where .cb wold appear in the list. .ab .aca .a
*October 12, 2011*

**math**

A whole brick is balanced with ¾ pound and ¾ brick. What is the weight of the whole brick?
*October 12, 2011*

**math**

If the twelfth term of an arithmetic sequence is 58 and the constant difference is 2, what is the first term of the sequence?
*October 12, 2011*

**math**

Gino just opened a pizza restaurant. He had 1 customer the first day, 3 the second day, 6 the third day, and 10 the fourth day. a. If this pattern continues, how many customers should gino expect on the seventh day? Day 10? Show the data table (for rate of change) b. Does the ...
*October 12, 2011*

**POW#4 Read MY Mind**

243 813 423 831 281
*October 10, 2011*

**Diff Calculus**

Find the interval(s) where the function is increasing of decreasing. find the: a) critical value(s) b) critical point(s) c) max. value + max. point d) min.value and min. point e)point on inflection if there is: 1) y=x^4-3x^3+22x^2-24x+12 thanks:)
*October 2, 2011*

**Geometry**

(-1,-4)
*October 1, 2011*

**Math 116 a**

you are right katie
*September 26, 2011*

**Math 116a**

no it would be x/.45
*September 26, 2011*

**Physics - Vectors**

poooooooooooooooop
*September 22, 2011*

**math**

90 children were at a picnic on the beach. 3/5 of the boys and 5/8 of the girls were swimming. If 35 children were not swimming, how many boys were swimming?
*September 22, 2011*

**PHYSICS!**

Orville walks 270 m due east. He then continues walking along a straight line, but in a different direction, and stops 230 m northeast of his starting point. How far did he walk during the second portion of the trip and in what direction? Please I need a good explanation for ...
*September 17, 2011*

**maths**

The length and breadth of a rectangle are (3x - 4y) and (2x - 3y) units resp. Find its area (i) If the length is increased by 3y units and the breadth is increased by 2y units, what would the area of the new rectangle be? (ii) Find the difference between the area of the two ...
*September 14, 2011*

**physics**

Samantha is 1.32 m tall on her eleventh birthday and 1.57 m tall on her twelfth birthday. By what factor has her height increased? Isnt the answer 0.189?! because that doesn't seem to be the write answer
*September 10, 2011*