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April 21, 2014

April 21, 2014

Post a New Question | Current Questions

**Social Studies 8 - help!!!!! (2nd question)**

thank you soooo much!!!!!!!!!!! :)
*Monday, October 22, 2012 at 8:59pm*

**Social Studies 8 - help!!!!! (2nd question)**

i mean Vanderbilt University
*Monday, October 22, 2012 at 8:42pm*

**Health 8 (2nd question)**

You're welcome, Laruen.
*Monday, October 22, 2012 at 7:50pm*

**Health 8 (2nd question)**

Thank You for the information Ms. Sue! :)
*Monday, October 22, 2012 at 7:47pm*

**business statics**

a random sample of the grade of 78 students is taken. what is the probability that the average grade will be between 80.3% and 82.3%?
*Sunday, October 21, 2012 at 8:21pm*

**Math**

Jessie’s average grade in Algebra for the first two terms is 73.5. What grade must he get in the third term to have an average of 75?
*Wednesday, October 17, 2012 at 8:11pm*

**English**

I'd say the 2nd choice.
*Tuesday, October 16, 2012 at 8:49am*

**7th grade science help Ms.Sue please help**

dont call him/her a cheater because your just as guilty as him/her for looking up the answers ... are you from 8th grade hrlled schnell?
*Monday, October 15, 2012 at 12:41pm*

**Math help**

whats the scientific notaion of 9.03*10 to the 2nd power?
*Thursday, October 11, 2012 at 10:58pm*

**trigonometry**

2nd: sin2x/cos2x = tan2x done
*Thursday, October 11, 2012 at 3:11pm*

**science**

2nd xx
*Wednesday, October 10, 2012 at 2:41pm*

**science**

2nd xx
*Wednesday, October 10, 2012 at 2:41pm*

**science**

Is venus the 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th or 9th smallest planet?
*Tuesday, October 9, 2012 at 4:53pm*

**science**

Is venus the 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th or 9th smallest planet? Also is it the 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th or 9th largest planet?
*Tuesday, October 9, 2012 at 4:19pm*

**Alg 2**

notice that each of the equations is missing a different variable. If we can eliminate the variable "a" from the 1st and 3rd, we have a new equation with b's and c's like the 2nd equation so. from the 3rd a = -6c - 28 sub that into the 1st 6(-6c - 28) - 2b = ...
*Friday, October 5, 2012 at 11:31pm*

**physics**

E = k * q/r^2 The distances all have to be converted to meters because you want everything in SI units a) at x = 0, the field from the first charge is k * 8.71 / 0.03m^2 the field from the 2nd charge is k * -28.6 / 0.09m^2 So the total electric field is the sum of these ...
*Wednesday, October 3, 2012 at 1:18pm*

**Math**

I don't understand the symbol^. For example for day 2..Is this the same as saying Mn to the 2nd power?
*Tuesday, October 2, 2012 at 8:27pm*

**3rd Grade Math**

There are 25 students in Mrs. Roberts 3rd grade class. There are 9 more boys than girls in the class. How many boys and girls are in Mrs. Robert's class? How can I explain this to my 8yr old in 3rd grade? I've got myself so confused in the process of trying to figure ...
*Tuesday, October 2, 2012 at 5:57pm*

**math**

Ok, elimination then work on the z's 1st times 2 ---> 4x + 4y + 6z = -2 2nd times 3 ---> 9x - 15y - 6z = 63 add them 13x - 11y = 61 (#4) 2nd times 5 ----> 15x - 25y - 10z = 105 3rd times 2 ----> 14x + 6y + 10z = 20 add them 29x - 19y = 125 (#5) going to be ...
*Monday, October 1, 2012 at 10:55pm*

**Math**

letting home be H, pitcher be P, 2nd base be S, we have triangle HSF where HP = 16.8 HF = SF = 22.4 we want d = PF d^2 = 16.8^2 + 22.4^2 - 2(16.8)(22.4)cosH Now, the diagonal from HS to 2nd base is 22.4√2 = 31.7m In triangle HSF, 22.4^2 = 31.7^2 + 22.4^2 - 2(31.7)(22.4)...
*Monday, October 1, 2012 at 11:16am*

**Math I need help Ms. Sue please answer!**

144 = 2 * 2 * 2 * 2 * 3 * 3 2 to the 4th power and 3 to the 2nd power.
*Tuesday, September 25, 2012 at 6:13pm*

**Math I need help Ms. Sue please answer!**

144 = 2 * 2 * 2 * 2 * 3 * 3 2 to the 4th power and 3 to the 2nd power.
*Tuesday, September 25, 2012 at 6:12pm*

**Math**

This isn't a question for math homework but i have a really low grade in math and i want to raise it up. What can i do to get my grade up because i am getting progress reports on Monday and i want to get a really good grade.PLEASE HELP!!!!
*Thursday, September 20, 2012 at 8:59pm*

**English**

Is the 2nd one manipulate
*Wednesday, September 19, 2012 at 9:04pm*

**PHYSICS**

NOTE: The 2nd step(d) is not needed.
*Tuesday, September 18, 2012 at 7:16pm*

**Database**

Following report shows a grade report that is mailed to students at the end of each semester. Prepare an E-R diagram reflecting the data contained in the Grade Report. Assume that each course is taught by one instructor. MILLENIUM COLLEGE GRADE REPORT FALL SEMESTER 199X NAME: ...
*Sunday, September 16, 2012 at 12:37am*

**Database**

Following report shows a grade report that is mailed to students at the end of each semester. Prepare an E-R diagram reflecting the data contained in the Grade Report. Assume that each course is taught by one instructor. MILLENIUM COLLEGE GRADE REPORT FALL SEMESTER 199X NAME: ...
*Saturday, September 15, 2012 at 10:58pm*

**algebra 1**

place parenthesis so answer = 14. 2x2+3 to 2nd power-4+3x5.
*Friday, September 14, 2012 at 2:25pm*

**Soc studies**

What are the differences between the 1st and 2nd continental congress and their outcome?
*Tuesday, September 11, 2012 at 9:14pm*

**7 th grade math**

hey i need to new what it the answer for this question 35 fewer than 168 and this is 7 th grade math so plz tell me thanx
*Monday, September 10, 2012 at 10:31pm*

**Writing**

1st - I think all those are cliches ... or very close to it! 2nd - It depends on the content. Do you have examples??
*Wednesday, September 5, 2012 at 2:32pm*

**math**

Do you mean x^2y + x^3*Z? If so, x^2(y+xz). See 2nd post below for solution to other 2 problems.
*Saturday, August 25, 2012 at 9:51pm*

**5th grade math**

i need help lol im in collge and helpingout 5th grade ll help me please?
*Thursday, August 23, 2012 at 4:20pm*

**physics**

If a radioactive isotope has a half-life of 1 year, how much of the original sample will be left at the end of the 2nd year?
*Thursday, August 23, 2012 at 9:50am*

**math**

Your company can make x-hundred grade A tires and y-hundred grade B tires a day, where 0≤x≤4 and y= (40-10x)/(5-x). The profit on each grade A tire is twice the profit on each grade B tire. Assuming all tires sell, what are the most profitable numbers of tire to make?
*Tuesday, August 7, 2012 at 5:16am*

**11th grade**

what grade do you work on geography?
*Monday, August 6, 2012 at 1:58pm*

**physics**

y(x,t) =|2•A•coskx|•cosωt, y(x,t) =|2•0.005•cos(0.750•π;•x)| •cos(942•t), Antinods: x=m• (λ/2), m=0,1,2,... The 1st antinode at the origin (m=0), the 2nd antinode at λ/2 (m=1). Distance from origin...
*Monday, August 6, 2012 at 10:11am*

**physics**

y(x,t) =|2•A•coskx|•cosωt, y(x,t) =|2•0.005•cos(0.750•π;•x)| •cos(942•t), Antinods: x=m• (λ/2), m=0,1,2,... The 1st antinode at the origin (m=0), the 2nd antinode at λ/2 (m=1). Distance from origin...
*Monday, August 6, 2012 at 10:10am*

**math **

Ms. Sue are you able to break 3/4ft.= how many inches for a 2nd. grader.
*Thursday, August 2, 2012 at 9:23pm*

**programming**

write a flowchart program which shows persentes of 4 student 1st 2nd 3rd 4th meximum nd minimum?
*Monday, July 30, 2012 at 10:42pm*

**Math**

radius of first circle: πr^2 = 36π r^2 = 36 r = 6 radius of 2nd circle πR^2 = 18π R^2 = 18 R = √18 = 3√2 circum of first = 2π(6) = 12π circum of 2nd = 2π(3√2) = 6√2 π ratio of their circumference = 12π : 6&#...
*Tuesday, July 24, 2012 at 12:23am*

**math**

(2x-3y)(2y+3x). 1. Multiply 2x by each term in the 2nd parenthesis. 2. Multiply -3y by each term in the 2nd parenthesis. 3. Combine like-terms. (2x-3y)(2y+3x) = 4xy + 6x^2 - 6y^2 - 9xy = 6x^2 - 5xy - 6y^2.
*Friday, July 20, 2012 at 3:37pm*

**Calc**

for the first one, since 2+e^2 is a constant, you simply get f'(x) = (2+e^2)(2x + 1/x) (are you sure there was no typo ?) for the 2nd use the quotient rule, give it a try, let me know what you got
*Friday, July 20, 2012 at 12:28pm*

**chemistry**

Please check your post. I think that's 740 kJ/mol and 1450 kJ/mol and not J/mol. I would look at it this way. Convert 1 g Mg to mols = about 0.04 but you can be more exact t6han that. 0.04 x 740 = about 30 kJ That leaves you 20 kJ of the total of 50 kJ. How much will that ...
*Sunday, July 15, 2012 at 3:41pm*

**Math**

Would multiplying the 2nd equation by 10 to get 5x + 2y = 39 make it any easier?
*Saturday, July 14, 2012 at 6:55pm*

**Physics**

Any idea how I was hung up on 2nd one?
*Wednesday, July 11, 2012 at 7:50pm*

**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*

**algebra**

real simple, just add them 2x = 10 so x=5 plug back into the first: 5+y = 12 ----> y = 7 check in the 2nd equation.
*Thursday, July 5, 2012 at 9:05pm*

**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*

**how to write 2nd may 2011 in 5 letters without usi**

thanks for all the answer! :D
*Sunday, July 1, 2012 at 8:07am*

**4 grade array NEED ASAP!!**

do you know how i would be able to do it with dimes only? my mother is going for an interview as a 4th grade teacher and she really needs to picture how do it so she can grab a grasp on it.
*Tuesday, June 26, 2012 at 12:33pm*

**College algebra**

let the speed be x mph time for first trip = 18/x time for 2nd trip = 23/x 23/x - 18/x = 1 5/x = 1 x = 5 his speed is 5 mph check: time for 1st trip = 18/5 = 3.6 hrs time for 2nd trip = 23/5 = 4.6 hrs, which is 1 hour more
*Friday, June 22, 2012 at 11:10am*

**calculuss review for exam**

Take a look at the explanation of the 2nd derivative test. If y'' < 0 you have a max, and if y'' > 0 you have a min where y'=0.
*Thursday, June 21, 2012 at 3:50pm*

**math**

Grade weight weighted-grade 65 16% 10.4 70 21% 14.7 61 21% 12.8 76 42% 31.9 The weighted score is the sum of the weighted grade (third column).
*Sunday, June 3, 2012 at 2:43pm*

**Algebra**

There are 2 halves in the course: 1st half has 120 points 2nd half has 140 points -- for a grand total of 260 points If a student earns 81% of the points in the 1st half, she earns 0.81 * 120 points -- 0.81 * 120 = 97.2 points If there are 260 total points in the class, and ...
*Tuesday, May 29, 2012 at 12:46pm*

**Spanish**

For the 2nd part: 3. Incas in el Perú, Aztecs in México. Sra
*Friday, May 25, 2012 at 2:01pm*

**trig**

cos 2x + √2/2 =0 cos 2x = -√2/2 I know cos π/4 = √2/2 or cos 45° = +√2/2 but 2x could be in II or III 2x = π-π/4 or 2x = π + π/4 2x = 3π/4 or 2x = 5π/4 x = 3π/8 or x = 5π/8 ---> 67.5° or 112.5°...
*Wednesday, May 23, 2012 at 4:56am*

**maths**

I suggest you replace the variables with actual numbers and solve that problem. Then repeat the same steps using the variables in the given question. e.g. A first train travelling at 60 km an hour takes 2 hour less to travel 300 km than a slower one takes to travel 150 km . ...
*Saturday, May 19, 2012 at 8:17am*

**algebra1**

slope of 1st is -2 slope of 2nd is 3/4 so they will intersect ----> consistent
*Thursday, May 17, 2012 at 6:41pm*

**6 grade math**

Yes. Im in 6th grade also and i did intergers last month and yes you are correct! Good Job
*Tuesday, May 15, 2012 at 7:31pm*

**algebra 1**

easiest way: double the 2nd, then add that to the first 6y = 12 y = 2 sub back into the 1st 6x - 4 = 2 6x = 6 x = 1
*Monday, May 7, 2012 at 2:10pm*

**math**

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

**Spanish-Please check**

The 2nd is correct but you forgot the Reflexive Pronoun in the first. tú te presentaste Sra
*Thursday, May 3, 2012 at 5:20pm*

**calculus 3**

same way you get the other 2nd-order partials, but take derivative first on x, then on y.
*Tuesday, May 1, 2012 at 12:15pm*

**Math Word problems (3rd Grade)**

That's what I thought, but that sure seems a little advanced for 3rd grade. Thank you so much for all your help I really appreciate it!
*Monday, April 30, 2012 at 10:03pm*

**area and volume**

Ibelieve the 2nd one is 1,728ft^3, but I do not how to do the balloon.
*Sunday, April 29, 2012 at 10:44pm*

**Math**

Oh, ok, do you mean to cube the first number by the 2nd, get back to me... Thnx
*Friday, April 27, 2012 at 6:21pm*

**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*

**Mathematics**

x^2 = 4-y and x = y+2 sub the 2nd into the first (y+2)^2 = 4-y y^2 + 4y + 4 = 4-y y^2 + 5y = 0 y(y+5) = 0 y = 0 or y = -5 if y = 0 , then x = 4-0 = 4 if y = -5 , then x = 4-(-5) = 9
*Friday, April 20, 2012 at 1:02pm*

**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*

**math**

4y-y+2/Y To 2nd power+3y
*Monday, April 16, 2012 at 10:03am*

**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**

Really? Wow! I know when i was in the 5th grade, that is what teachers did. I got held back for not having enough credits last year, so, yeah.....
*Thursday, April 12, 2012 at 12:38pm*

**Calculus grade 12**

1st one: 3 sin²x = cos²x ; 0 ≤ x < 2π sin²x /cos²x = 1/3 tan^2 x = 1/3 tanx = ± 1/√3 set your calculator to radians .... x = .5236 x = π - .5236 = 2.61799 x = π + .5236 = 2.61799 x = 2π- .5236 = 5.7596 2nd: cos^2 x...
*Thursday, April 12, 2012 at 7:37am*

**algebra**

any pair where the 2nd number is 2 more than the first number. post a few and we can see whether you understand the concept.
*Wednesday, April 11, 2012 at 12:17pm*

**Science**

For the 2nd one I think it's B or A
*Monday, April 9, 2012 at 4:53pm*

**Science 4th Grade**

I'm 4th grade and I know nothing of bats and dolphins. This is a question of my spring packet.
*Sunday, April 8, 2012 at 10:09pm*

**Science 4th Grade**

I am not certain exactly what a 4th grade teacher is supposed to be doing with this subject, but there is NO difference in pitch and frequency in common usage. Either a, or B is correct.
*Sunday, April 8, 2012 at 9:56pm*

**typo - Probability Distribution**

the 2nd last prob calculation should be 1995/5984
*Saturday, April 7, 2012 at 2:44pm*

**Java**

class LastnameA6 { static final NUMBEROFSTUDENTS = 5; public static void main(String[] args) { //variable declaration int test1, test2, test3, test4, test5; // variables to hold the values for the five test scores double courseAvg = 0; // the average course score for each ...
*Friday, April 6, 2012 at 12:53pm*

**physics**

never mind......took another 50 % ran out of time, Got the 1st part but not the 2nd ughhhh
*Tuesday, April 3, 2012 at 8:09am*

**algebra**

hint: from the 2nd: y = 2x-3 plug into the first... let me know what you got
*Friday, March 30, 2012 at 10:45pm*

**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*

**Math**

Name School Team Event 3: Logic and Reasoning (with calculators) 5th/6th grade Math Meet ‘08 For each number pattern, fill in the next five terms. (2 pts. each blank) ANSWER KEY 1st term 2nd term 3rd term 4th term 5th term 6th term 7th term 8th term 9th term 10th term 1) ...
*Friday, March 30, 2012 at 12:23pm*

**MATH**

There are 299-50+1 = 250 numbers in the set. Since half the numbers are even, that leaves 125 with odd last digit There are now 5 numbers, beginning with 5...29, or 25 sets of 5 numbers. There are 13 sets with odd 2nd digit, and 12 sets with even 2nd digit. Throw those 60 away...
*Wednesday, March 28, 2012 at 10:55am*

**Pre Algebra**

from the 1st: A = (9+4y)/x from the 2nd: B = (-4x-1)/y without more information or explicit values of x and y, that is it.
*Wednesday, March 28, 2012 at 8:23am*

**Physics**

Agree with Charlie, but try finding the net force and use Newton's 2nd law maybe.
*Monday, March 26, 2012 at 10:21pm*

**English**

1. Either phrasing is correct. 2. yes "off" is correct 3. 1st one is OK; 2nd is not.
*Thursday, March 22, 2012 at 6:42pm*

**6th grade**

how is this 8th grade? Pythagorean property is not that hard, and im in 6th grade. I just looked at the crossed out syllables, not remaining
*Tuesday, March 20, 2012 at 10:42pm*

**trig**

Did you make a sketch? At the time of our calculation , the first plane flew for 25 min or 5/12 hr the 2nd plance flew for 20 min or 1/3 hr distance covered by 1st plane = (5/12)(120) = 50 km distance covered by 2nd plane = (1/3)(90) = 30 km I found the angle between them to ...
*Sunday, March 18, 2012 at 9:28am*

**Spanish-2nd answer**

I was wondering if they were correct in Spanish-I know what they mean in Englsih-I wrote the answers.
*Tuesday, March 13, 2012 at 11:33am*

**intro to statistics**

Use Norminv in excel(%, cup size, stanard dev ) then round to the 2nd decimal hope this helpful
*Sunday, March 11, 2012 at 6:01pm*

**5th grade reading**

You are in the 5th grade, right? IF your mom tells you to do chores and you want to watch t.v, what would you do?
*Friday, March 9, 2012 at 5:12pm*

**1st grade**

thank you hope ☺ Thank You Ms. Sue. I was just wondering. When I was in the 1st grade (which wasn't long ago) they didn't teach me this stuff.
*Friday, March 9, 2012 at 2:09pm*

**3 grade math ms sue**

You have to do non whole number lengths. 3.5, 3.5, 2.5, 2.5 This is not normally third grade stuff.
*Thursday, March 8, 2012 at 8:29am*

**geometry**

V1 = 6 * 10 * 2 = 120 Ft^3 V2 = 5 * 11 * 3 = 165 Ft^3. The 2nd model has the largest vol. and carrying capacity.
*Monday, March 5, 2012 at 4:19pm*

**math**

x= total marbles x-(1/4)x what he had after 1st round (x-(1/4)x)-1/3(x-(1/4)x) what he had left after 2nd (x-(1/4)x)-1/3(x-(1/4)x)-1/2((x-(1/4)x)-1/3(x-(1/4)x)) what he had left after 3rd round which equals 2 (the one he gave to Shavana and the one he kept) (x-(1/4)x)-1...
*Saturday, March 3, 2012 at 9:46am*

**spanish**

type the same qsn on gooooogle and the website is like the 2nd one the heading of the page on gooogle says: How can pierde be used? | SpanishDict Answers
*Wednesday, February 29, 2012 at 7:21pm*

**physics**

forget the 2nd car. p = mv You have m and v.
*Monday, February 27, 2012 at 4:41pm*

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