Tuesday

September 2, 2014

September 2, 2014

Post a New Question | Current Questions

**calculus **

Use the 2nd derivative test to find the extremer of f on the interval [0,2PI] f(x)=2cosx+sin 2x
*Friday, July 6, 2012 at 9:26pm*

**National Junior Honor Society**

Since I'm in the NJHS. Is there any community service hours ideas because the advisor will give us community service hours sheet. Just to let you know I'm going to the 8th grade. My goal is to complete 300 community service hours. Is there any sites that have list of ...
*Wednesday, July 4, 2012 at 4:02pm*

**math**

mike has an average of 89 on the five tests he has taken so far this semester. what grade must mike earn on the next test to raise his average grade exactly to 90?
*Tuesday, May 29, 2012 at 5:38pm*

**math**

Identify -7x^3+6x^2+6x+9 1st, 2nd, 3rd, and 4th terms. Thanks
*Saturday, May 5, 2012 at 2:06pm*

**calculus**

1. A hill with a 35 degree grade (incline with horizontal) is cut down for a roadbed to a 10 degree grade. If the distance from the base to the top of the original hill is 800 ft., How many vertical ft will be removed from the hill rounded to the nearest ft
*Monday, April 30, 2012 at 7:34pm*

**math**

(8x to the 3rd power) (4x to the 2nd power) simplifi
*Thursday, April 26, 2012 at 6:13pm*

**science fair**

I need a science fir project!! I looked on a thousand of websites online but they give no interesting idea. I am in 6th grade and i need something at a 6 grade level that is easy a science fair project that is do in 1 week. i am in 6 grade and i don't need experiments ...
*Thursday, April 26, 2012 at 5:18pm*

**physics**

When an electron jumps from the 4th orbit to the 2nd orbit which series line does it get?
*Thursday, April 19, 2012 at 10:46am*

**chemistry**

How is it possible for a chemical rxn to be highly spontaneous and have a negative entropy value? Isn't this inconsistent with the 2nd law of thermodynamics?
*Friday, April 13, 2012 at 10:56am*

**6th grade credits**

how many credits does a 6th grader in oklahoma need to pass into 7th grade?
*Thursday, April 12, 2012 at 12:00pm*

**Calculus I**

Find the derivative ** (sq root) y = (square root) x + (2nd sq root) x + (3rd sq root) x ** All the x's is under three sq roots y' = 1/2(sq rt) x + 1/(sq rt) x + 3/2(sq rt) x Is this right?
*Tuesday, April 10, 2012 at 11:16am*

**math**

The 2nd, 3rd and 4th term of an ap are x-2,5,x+2 respectively ,calculate the value of x
*Friday, March 30, 2012 at 4:06pm*

**Geometry**

two perpendicular lines with the equations y=1/3x+9 and y=mx-3 contain the consecutive sides of a rectangle. What is the value of mx in the 2nd linear question.
*Sunday, March 25, 2012 at 9:47pm*

**Math(Can someone please answer!!)**

n [1.70E-2] = ln(0.144) - (k s-1)(3609 s) Solve for k. I have a TI30 calculator. Am I suppose to press just the ln button or do I have to press 2nd and then ln??
*Sunday, March 11, 2012 at 5:20pm*

**Math**

ln [1.70E-2] = ln(0.144) - (k s-1)(3609 s) Solve for k. I have a TI30 calculator. Am I suppose to press just the ln button or do I have to press 2nd and then ln??
*Sunday, March 11, 2012 at 1:53pm*

**7th grade math**

My friend is in the 7th grade and broke his wrist so he cannot type. Wat is the square root of pi.He said he knows pi=3.14 but he doesn't know how to work it out. He said thanks.
*Monday, March 5, 2012 at 3:45pm*

**algebra**

How do i solve 8y to the 2nd plus 30y plus 13
*Tuesday, February 21, 2012 at 9:35pm*

**College Chemistry**

previous answer to problem before this one(relevant in 2nd half of this question): 294.472689amu what would be the mass of 1.36 moles of these atoms? Enter your answer here: ____ g
*Monday, February 13, 2012 at 6:42pm*

**physics**

rank higest to lowest air drag? 1)a 5lb lead block teraveling at 95% terminal speed. 2a 5lb styrofoam block at terminal speed? 3)a10lb styrofoam block traveling faster than terminal speed? 4)a 10lb styrofoam block at terminal speed? put in orderfrom least air drag,2nd least ...
*Thursday, January 26, 2012 at 12:53pm*

**Math **

What equation do I use to find out what I need to get on my exam to pass my class. I have a 65.9% and the exam is 20% of my grade....if you need any additional information let me know..... also a passing grade is 59.5
*Tuesday, January 17, 2012 at 11:54am*

**math**

What is P(-4) given that P(x) = 2x to the fourth power - 3x to the third power + 5x to the 2nd power - 1?
*Monday, January 16, 2012 at 9:14am*

**math**

What is P(-4) given that P(x) = 2x to the fourth power - 3x to the third power + 5x to the 2nd power - 1?
*Monday, January 16, 2012 at 9:14am*

**math**

What is P(-4) given that P(x) = 2x to the fourth power - 3x to the third power + 5x to the 2nd power - 1?
*Monday, January 16, 2012 at 9:13am*

**math**

What is P(-4) given that P(x) = 2x to the fourth power - 3x to the third power + 5x to the 2nd power - 1
*Monday, January 16, 2012 at 9:13am*

**9th Grade Classes **

I was reading my school district program of studies and I found this section in for high school coures. - English 9H - Integrated Algebra A - Earth Science - Global History and Geography I or H - French Beg. 1 - Orchestra (a days)/ Health (b days) - Studio Art I - African ...
*Sunday, December 18, 2011 at 5:36pm*

**math**

If I have a 66% in algebra Android we took a exam that's worth 20% of our grade Android I got a 54% on the multiple choice what would my average grade be?
*Wednesday, December 14, 2011 at 8:40pm*

**Gov**

Who is sometimes viewed as 2nd powerful federal official after the president?
*Tuesday, December 13, 2011 at 9:19pm*

**Math**

Trying to understand an inverse trig function. Evaluate Cos^-1 (sqr3/2) So I know it's 30 degrees, but wouldn't it also be 150 degrees because the Arc-cos is defined in the 2nd quadrant?
*Sunday, December 11, 2011 at 6:12pm*

**8th Grade **

Me and my friend are making our own 8th grade binder, you know like writing down planns for our 8th grade year. Here are the sections: - To-Do-List - Doodles (if you are bored) - Projects that are do (school plans) - Graduation Plans (speech, to-do-list, etc.) - Dates for ...
*Monday, December 5, 2011 at 8:15pm*

**Medical billing **

2nd question, pt present for PO check of head wound Pariental area healed well. RTO prn ( pf hx/px/sf/mdm) what is the code...
*Sunday, December 4, 2011 at 3:14am*

**maths**

Solve the following 2nd order differential equation explicitly by expanding up to order x5, y''(x) = (1 + x^2)*y(x) pls show working y =f(x)
*Wednesday, November 30, 2011 at 11:06am*

**maths**

Solve the following 2nd order differential equation explicitly by expanding up to order x5, y''(x) = (1 + x^2)*y(x) pls show working y =f(x)
*Wednesday, November 30, 2011 at 2:19am*

**Economics**

Im trying to figure out my grade what would i need to get a c average in the class;39%,of my grade is is based on 3 assignments(i got so far 62%,80%,haven't done the last assignment yet), 3 exams each worth 20%( i got a 2%,40%, haven't taken the last one) and 1% for ...
*Wednesday, November 16, 2011 at 12:24pm*

**mercy land**

the 2nd, 3rd, and 4th term of an arithemetic progression are x-2, 5 and x+2 respectively, calculate the value of x and hence find the 20th term..
*Tuesday, November 8, 2011 at 5:16pm*

**statistics**

A researcher is investigating whether, on average, 3rd grade males have significantly different creativity scores than 3rd grade females. She samples students from a large school district where she works. What is the independent variable?
*Monday, October 31, 2011 at 4:44pm*

**Logic**

Gene will teach 7th grade of Gene will teach 8th grade. If Gene teaches 7th grade, he will be assigned to the Sunset Road School. Gene will carpool with Chris if he is assigned to the Sunset Road School. If Gene teaches *th grade he will have his daughter Briana in his class. ...
*Sunday, October 30, 2011 at 10:35pm*

**SCIENCE**

What is the name of the 2nd biggest planet in our solar system?
*Thursday, October 27, 2011 at 9:22pm*

**geometry**

ONE SIDE IS 57 AND 2ND SIDE 15.FIND PARALLEL DISTANCE
*Tuesday, October 18, 2011 at 2:53am*

**statistics**

A study of graduates average grades and degrees showed the following results: B.S. Degrees, 15 graduates averaged Grade A, 8 graduates averaged Grade B, and 5 graduates averaged grade C. Graduates who had a B.A. Degree, 8 averaged grade A, 12 averaged grade B, and 7 averaged ...
*Saturday, October 15, 2011 at 8:05pm*

**math**

how to solve (4.8 x 10 to the 2nd power) divided by 2.4 x 10 to the 10 th power)
*Wednesday, October 12, 2011 at 9:31am*

**Algebra 2 (Linear Programming)**

The Carbon coal company has 2 mines, a surface mine ad a deep mine. it costs $200 per day to operate the surface mine and $250 to operate the deep mine. Each mine produces a medium grade and a medium-hard grade coal, but in different proportions. This surface mine produces 12 ...
*Tuesday, October 4, 2011 at 1:52am*

**Algebra II**

prove the following using trigonometric identities: cos 0 (sin 0 + cos 2nd power / sin 0) = cot 2. Keep getting stuck. thanks
*Sunday, October 2, 2011 at 3:13pm*

**calculus**

Piecewise f(x) = { (x^2, x<=2) (mx + b, x>2) I am not sure what the graph would look like for the 2nd function. Any tips on drawing functions like this would be of great help.
*Sunday, October 2, 2011 at 4:37am*

**Algebra**

A roof rises 2.3 feet vertically, and 7.4 feet horizontally. What is the grade of the roof? I do not understand how to even find what the grade would be..can anyone help?
*Friday, September 30, 2011 at 3:56pm*

**sociology HS 2nd year**

What are some of the rules that the caste system imposes?Give me the ans in point ways.
*Tuesday, September 27, 2011 at 10:36am*

**7 th grade math**

if all my grades are above an 80 how will a 38 affectn my grade.
*Thursday, September 22, 2011 at 8:52pm*

**programming**

2-5 Grade Determination is says " Write a program that will input three test scores. the program should determine and display their average. the program should then display the appropriate letter grade based on there average. the letter grade should be determined using a ...
*Wednesday, September 21, 2011 at 12:44pm*

**Math **

Hey umm what do you learn in the 5th grade math??? This is for my brother cause he is going to the 5th grade.
*Sunday, September 4, 2011 at 7:23pm*

**Algebra **

In a class of 110 students, 22 received the grade of A. what fraction of the students did not receive the grade A?
*Wednesday, August 31, 2011 at 12:16am*

**algebra**

Solve the quadratic equation 2x to the 2nd power -3x-2=0using the quadratic formula. Read the information in the assignment list to learn more about how to type math symbols in MS Word, such as the square root.
*Saturday, August 27, 2011 at 5:49pm*

**math**

a student is selected at is the probability the the randomly selected stundent is neither a 10th grade nor an 11th grade express your answer in fraction in simplest form
*Thursday, August 25, 2011 at 5:47pm*

**Algebra**

a 260 m wire is cut into 3 pieces. The second is 4 times longer than the 1st. The third is 2 times longer than the 2nd how long is each piece=
*Thursday, August 11, 2011 at 6:31pm*

**English**

What is the role of homework in learning 2nd language?
*Thursday, August 11, 2011 at 4:10pm*

**Math**

18 people enter a race, if there are no ties, how many ways can 1st, 2nd and 3rd place result?
*Saturday, July 9, 2011 at 5:00pm*

**10th Grade Chemistry**

I struggle in the sciences and was wondering what I could do over the summer self studying wise to prepare for 10th grade chem?
*Thursday, July 7, 2011 at 7:00pm*

**MATHA**

HOW TO WRITE 2ND JULY 2011 IN 5 LETTERS WITHOUT USING NUMBERS
*Sunday, July 3, 2011 at 4:35pm*

**English**

Could you please check this sentence for me? I am interested in student writing exchanges but my students are in first grade. How old are first-grade students? (This is a real question)
*Thursday, June 23, 2011 at 4:49am*

**social studies**

how do we write 2nd june 2011 in five letters without using a number?
*Thursday, June 2, 2011 at 11:04am*

**maths**

How do U write 2nd june 2011 in 5 letters without using numbers...
*Thursday, June 2, 2011 at 1:39am*

**math**

if i had a 66 in bim and my teacher puts a 100 in the grade book what will be mi grade
*Monday, May 30, 2011 at 9:03pm*

**science**

What is a simple definition for the 2nd law of Thermodynamics?
*Wednesday, May 25, 2011 at 6:25pm*

**Good Reads? 6th and 7th grade**

Please. I need a list of Non-fiction books recommended for 6th and 7th grade readers. Thank you and have a nice day. God bless! <3
*Tuesday, May 24, 2011 at 7:28pm*

**8th grade science**

What is the reprodution in bacteria, prokaryotic cells, called? A. Mitosis, B. Binary fission, C. Interphase, or D. Fusion. Thank you for helping! I need this because it's for my 9 weeks exam study guide which counts for a whole lot of my grade. Thanks!
*Tuesday, May 24, 2011 at 4:27pm*

**Physical Science 2nd Semester**

A student lifts a backpack with a force of 50 Newtons. She lifts the backpack 2 meters off the floor. Calculate the work that she has done.
*Tuesday, May 24, 2011 at 2:53pm*

**maths**

my daughter studying in 2nd standard this is the project work i dont understand, please show me the answer. make a chart to represent nos 1-15 using small objets
*Wednesday, May 18, 2011 at 4:16am*

**statistics**

what the error is: a) Grade Percent Frequency A 20% B 45% C 30% D 10% F 5% (b) The following table summarizes the grade breakdown on an exam in a small statistics class with 10 students. Grade Percent Frequency A 30% B 35% C 15% D 20% F 0%
*Monday, May 9, 2011 at 2:57pm*

**statistics**

After years of data collection by college students, it has been determined that the distribution of course grades in Ms. Green’s Statistic II class follows a normal distribution with a mean of 62 and a standard deviation of 14. (a) A student will pass Ms. Green’s ...
*Monday, May 9, 2011 at 11:19am*

**Chemistry**

What mass of NaCl can be dissolved in 7.50 X 10 (to the 2nd)grams of water at 25 degrees C?
*Tuesday, May 3, 2011 at 7:41pm*

**Physical Science**

Hi... well anyways so I am in 7th grade but I'm taking 8th grade science...I think...I know for sure that I am in Accelerated 7th grade science so if that helps at all, there you go:) Back to the subject I'm really confused with acceleration calculation and velocity, ...
*Monday, May 2, 2011 at 7:55pm*

**maths**

how to write 2nd may 2011 in 5 letters without using numbers?
*Monday, May 2, 2011 at 1:13am*

**general knowledge**

how to write 2nd may 2011 in 5 letters without using numbers?
*Monday, May 2, 2011 at 1:13am*

**PHYSICAL SCIENCE**

compute the freezing point of 21.6 g CuSO4 in 1.00 x10 to the 2nd power gH2O
*Saturday, April 30, 2011 at 8:44pm*

**math**

whats 16-4+1 to the 2nd power i wish i was smart
*Wednesday, April 27, 2011 at 6:47pm*

**World history**

What was the foreign policy of William the 2nd?
*Wednesday, April 6, 2011 at 9:04pm*

**World history**

what was the foreign policy of william the 2nd
*Wednesday, April 6, 2011 at 7:02pm*

**College Algebra**

Charlie can grade exams in 2 hours. It takes Mark 6 hours to grade the same exams. If they work together, how long will it take for them to grade the exams?
*Wednesday, March 30, 2011 at 12:36pm*

**math**

Use a tangent function to estimate the grade resistance of a 2200-lb car travelling on a 2.4° grade. Round your answer to the nearest pound.
*Wednesday, March 23, 2011 at 6:05pm*

**math**

Use a tangent function to estimate the grade resistance of a 2200-lb car travelling on a 2.4° grade. Round your answer to the nearest pound.
*Wednesday, March 23, 2011 at 6:05pm*

**double integral**

1. Sketch the region of integration & reverse the order of integration. Double integral y dydz... 1st (top=1, bottom =0)... 2nd(inner) integral (top=cos(piex), bottom=(x-2)... 2. Evaluate the integral by reversing the order of integration. double integral sqrt(2+x^3) dxdy... ...
*Friday, March 11, 2011 at 12:13am*

**Science**

The skydiver has fries and a milk shake. Whay is he so nervous? Because he is???????? 4 words total.. The 1st and 2nd are 2 letters. The 3rd and 4th are 3 letters. Using these letters to solve UTAHNIIEUR
*Monday, March 7, 2011 at 9:14pm*

**Chemistry**

(A) is a solution of hcl (b)is a solution of koh titrate against b8 record your titre values as follows burretreading|rough|1stread|2ndread|3rdread/finalrding under rough|33.50|un der 1s rd |33.50|under 2nd rd |33.60| under3rd rd|33.70 intial rding under rough|0.00| 1st...
*Wednesday, March 2, 2011 at 5:48pm*

**6th grade science**

What are Newton's three laws on motion in sixth grade lingo?
*Tuesday, February 22, 2011 at 9:47pm*

**Physics**

I'm trying to help my 7th grader with homework and I don't know this stuff. How do you figure word problems based on newton's 2nd law. one problem is: What is the acceleration of a ball if a force of 20N is applied to the 8kg ball?
*Monday, February 21, 2011 at 9:16pm*

**physics**

thanks for solving my question pasted on dated 18.02.2011 at 10.20.pm.2nd question. a wt lifter lifts a wt of one kg against force of gravity through a distance of .8 mtr. how much cals he will burnt from the food he had taken.
*Monday, February 21, 2011 at 7:35am*

**Calculus 2nd Post please help**

Find an equation of the tangent line to the graph of the function f defined by the following equation at the indicated point. (x - y - 1)3 = x; (1, -1)
*Friday, February 18, 2011 at 3:39pm*

**Ecology**

Estimate the fish population of Lake Champlain using the Lincoln-Peterson Method. -Number of fish of 1st capture: 60 -Number of fish of 2nd capture: 65 Marked fish in 2nd capture: 10 -Number of fish of 3rd capture: 65 Marked fish in 3rd capture: 15 -Number of fish of 4th ...
*Wednesday, February 16, 2011 at 9:18am*

**pre- algebra**

solve and simplify 6 to the 4th power * 6 to the 2nd power
*Thursday, February 10, 2011 at 9:57pm*

**5tth grade math**

every student in a second grade class sends a valentine to each of the other students in the class, for a total of 306 valentines.How many students are in the class.
*Thursday, February 10, 2011 at 4:07pm*

**math**

Could someone please how this problem should be solved? Simplify and write the answer in exponential notation using positive exponents. 2 to the 4th x 2 -2nd power
*Sunday, February 6, 2011 at 1:54am*

**math**

On the 1st day the movie opened 35 people saw it. On the 2nd day 16 more people came than on the 1st day so that 86 people had seen the movie after the second day. On the 3rd day 67 people came, 16 more than on the 2nd day, If each day 16 more people saw the movie than the day...
*Monday, January 31, 2011 at 8:26pm*

**third grade hw help**

My third grade is needing help with his science homework please the question is as follow List as many resources as you can that you use during one day? Thanks!
*Wednesday, January 19, 2011 at 7:43pm*

**math**

A rectangle is 4 times as long as it is wide. A 2nd rectangle is 5centimeters longer and 2 centimeters wider than the first. what are the dimensions of the original rectangle?
*Thursday, January 13, 2011 at 3:21pm*

**Money Sense**

which do individuals usually hve more control over? How much they make or how much they spend? i think its 2nd one?
*Tuesday, January 11, 2011 at 6:34pm*

**Math **

i have to write this out in word form because it doesn't look rite when i use numbers... What is the value of X when Y=7? Problem: negative threeX to the 2nd power plus fourY minus one equals zero 2 -3x + 4y - 1 = 0
*Monday, December 13, 2010 at 10:42pm*

**7th grade**

Okay, so what are the axiom names? (honors math) Should this go in the 8th grade place? Oh well...
*Monday, December 13, 2010 at 7:01pm*

**college math intermediate alg**

4y to the 5th power 81q to the 7th power ________________ X ___________________ 9q to the 2nd power 16y .
*Monday, December 13, 2010 at 9:10am*

**college**

4y to the 5th power 81q to the 7th power ________________ X ___________________ 9q to the 2nd power 16y .
*Monday, December 13, 2010 at 9:04am*

**Pre Calc**

f(x,y)=ln(5x^2-7y^3) Find ALL 2nd derivatives. fxx,fxy,fyx,fyy
*Friday, December 10, 2010 at 5:22pm*

**5th grade**

how to do a double line graph with 2 superbowl teams scores with their mode median,and range for the first seven games. this is so hard for fifth grade. i need help
*Thursday, December 9, 2010 at 12:42pm*

**math **

franklin school has 3 boys for every 4 4 girls in fifth grade . there were 140 students in the fifth grade. A.how many are boys B.how many are gorls
*Tuesday, December 7, 2010 at 5:22pm*

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | **6** | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Post a New Question | Current Questions