Saturday

August 29, 2015
**Calculus grade 12**

hi i need help differentiating these.. 1. y = cos(3x^2 + 2x) 2. y = ln(3x^2 + 5) thank you
*Thursday, June 21, 2012 by Albert*

**English 7 - "Dear Reader" Letter Check**

Can you check my letter. It's a project for English. We are making our writing portfolios. I'm almost done I just have to do this. Dear Reader, This year I done some great improvement as a writer. I add great vocabulary in my pieces. When I'm reading, it improve my...
*Thursday, June 7, 2012 by Laruen *

**math**

In your biology class, your final grade is based on several things: a lab score, scores on two major tests, and your score on the final exam. There are 100 points available for each score. However, the lab score is worth 16% of your total grade, each major test is worth 21%, ...
*Sunday, June 3, 2012 by Ashley*

**9th Grade Algebra**

4x^2-11x+3=5x+4 How do I solve this?
*Thursday, May 31, 2012 by hockeyfreak2011*

**Algebra**

The final grade for a particular course is calculated by dividing total points earned by total points available. There are 120 points available in the first half of the course, and 140 points in the second half of the course. If a student earns 81% in the first half of the ...
*Monday, May 28, 2012 by Vilma*

**arithmetic**

Find the sum of the first 25 terms of an arithmetic sequence whose 7th term is −247 and whose 18th term is −49.
*Saturday, May 26, 2012 by jae*

**Calculus grade 12**

7. Where does the line r = (1, 2, -5) + t (2, -3, 1) meet the plane 2x + 5y - 3z = 6?
*Saturday, May 26, 2012 by j*

**11th grade math**

-2x+7+9x-4
*Thursday, May 24, 2012 by sky'toria*

**8 grade**

27.6 x 5.2 my answer is 138.00 is this right
*Monday, May 21, 2012 by codey*

**6 grade math**

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

**2nd grade math**

4/6 of 18 is?
*Monday, April 30, 2012 by Joei*

**Math**

After a Math test, each of the twenty-five students in the class got a peek at the teacher's grade sheet. Each student noticed five A's. No student saw all the grades and no student saw his or her own grade. What is the minimum number of students who scored A on the ...
*Thursday, April 26, 2012 by Rezu*

**to ms.sue**

thank you. how do you know im in 4th grade?
*Tuesday, April 17, 2012 by Celest*

**Math 8th Grade**

What is the y-int of the graph of 4x+2y=12
*Tuesday, April 10, 2012 by Lana Von Monroe*

**Math**

If I missed 24 problems out of 40, what is my grade?
*Tuesday, April 3, 2012 by Mattie*

**Math**

Of the 300 tickets 240 were sold to sixth grade studentss What percent of the total number of tickets sold were sold sixth grade students
*Saturday, March 31, 2012 by Leslie*

**math**

The 8th term of ap is 5time the 3rd term, while the 7th term is greater than the 4th term, write the first 5 term of the ap
*Friday, March 30, 2012 by wale*

**6th grade math**

35/(2+5)(2^3)-15
*Wednesday, March 28, 2012 by Katie*

**math 7th **

the car travled 350 miles on 15 gaallons of gasoline the car averaged how many miles per gallon? round answer to the nearest tenth
*Monday, March 26, 2012 by kristen*

**statistics**

Calculate the z-score for each set of data. Determine who did better on her respective test, Tonya or Lisa. Student English Test Grade z-Score Student Math Test Grade z-Score John 82 Jim 81 Julie 88 Jordan 85 Samuel 90 Saye 79 Tonya 86 Lisa 82 Mean 86.50 81.75 St. Dev. 3.42 2...
*Thursday, March 22, 2012 by Anonymous*

**4th grade math**

what is 5/6 of 288
*Monday, March 12, 2012 by zoe *

**4th grade math**

what is 5/6 of 288
*Monday, March 12, 2012 by zoe *

**Math - HELP !**

there are 50 students in the seventh grade , 62 percent of these students are involved in the drama club.how many seventh grade students are in the drama club ?
*Saturday, March 10, 2012 by Remy *

**1st grade**

I am helping my little sister. SHe is in the first grade and learning about Abraham Lincoln. Her questions are- 1. What year was Abe president. What year did he die. 2. How old was he when he died? 3. When did he marry ____. Who did he marry. 4. Who made the first flag? 5. ...
*Friday, March 9, 2012 by i.am..running.from.myself*

**math 2nd grade**

what is 3/5 of 10? what is 1/3 of 12?
*Monday, March 5, 2012 by ashley*

**6th Grade History**

What is the crucifixion?
*Monday, March 5, 2012 by running.from.myself*

**math**

In polk middle school, 45% of the students are 6th graders, 35% of the students are 7th graders and the remainder are 8th graders. Would a circle graph of this data that had 3 sections each with a central of 120% be misleading?
*Wednesday, February 29, 2012 by Adam*

**4th grade**

8+4
*Tuesday, February 28, 2012 by Leena*

**statistics**

12. A statistics student received a grade of 85 on a statistics midterm. If the corresponding z score equaled +1.50, and the standard deviation equaled 7, what was the average grade on this exam? a. 95.5 b. 74.5 c. 78.0 d. Cannot determine without knowing how many took the ...
*Sunday, February 26, 2012 by tim*

**math**

Every 5th customer gets $2 off coupon. Every 7th customer gets $5 coupon and every 15th customer get $20 coupon. Some get 2 prizes and a few get all 3 prizes. If 400 customers come in how many people will get prizes? How much money is given out?
*Saturday, February 18, 2012 by Ire*

**statistics**

2. The grades on a statistics midterm exam were normally distributed with a mean of 72 and a standard deviation of 8. a. What is the proportion of students received a B grade. b. What is the proportion of students that failed the exam? c. What is the grade of the 92nd ...
*Thursday, February 16, 2012 by kabita*

**Maths**

The 3rd term of an AP is 10 more than the first term while the fifth term is 15 more than the second term.find the sum of the 8th and 15 term of AP.if the 7th term is seven times the first term.
*Wednesday, February 15, 2012 by Magana*

**7th Geometry**

We are using the Pythagorean rule and I'm a little confused... Solve each problem using a grid. Round your answer to the nearest hundredth. Dover is located at (1,2) and Goodlow is located at (5,7). How far apart are the 2 cities? My answer is 6.40... am I doing this right...
*Saturday, February 4, 2012 by Meghan*

**English 7 - Journal Entry Check**

English Homework: Journal Entry Due Tomorrow Topic - Dicuss a time when you made a decison to do something (Determination), and perservered as a result. Please check my journal entry to see if it's good. Determination When I first came in the 7th grade at (school name), I ...
*Thursday, February 2, 2012 by Laruen *

**6th grade math**

how to solve w/3=17
*Sunday, January 22, 2012 by Isaiah*

**Reflections**

My english teacher said that they didn't tell any winners for the 7th graders for the reflections and she said that I got a 100 on my essay because she said it was the BEST essay she ever read and I worked really hard on it. The showcase is this week I think... or next week.
*Wednesday, January 18, 2012 by Laruen *

**6th grade math**

1/4 * 1/2 =4D
*Monday, January 16, 2012 by kirsten*

** 5 th grade algebra**

5a-a-2a=18
*Saturday, January 14, 2012 by kennady*

**soc stud 7th gr canada**

I have a question about Canada what are 2 countries Canada borrowed their ideas from to form their government? I said : USA and England is that right?
*Saturday, January 14, 2012 by marko *

**4th grade math**

What are 3/7,1/9,and 2/3 all realated to?
*Thursday, January 12, 2012 by Ivana*

**The SAT,**

I'm a 7th grader that took the SAT. These were my scores: Critical Reading: 500 Math: 490 Writing: 590 Essay: 10 Total=1580 Good scores? What do you think my scores will be when I take the SAT again as junior in high school? Please and thanks! c:
*Thursday, January 12, 2012 by Izzy.*

**SAT**

I'm a 7th grader that took the SAT. These were my scores: Critical Reading: 500 Math: 490 Writing: 590 Essay: 10 Total=1580 Good scores? What do you think my scores will be when I take the SAT again as junior in high school? Please and thanks! c:
*Thursday, January 12, 2012 by Izzy.*

**spell**

What is a 12 letter word with the 5th letter being a C, the 7th being a E, and the 11th being a T?
*Wednesday, January 11, 2012 by Jocelyn*

**Question **

I'M CURIOS SO DON'T JUST JUDGE ME AND BE RUDE i'M REALLY CURIOUS AND i FORGOT TO ASKED THIS QUESTION. DO NOT JUDGE ME!!!! Do I start taking SAT's and ACT's in grade 10th or 11th/12th grade???? I'm really curious.
*Friday, December 30, 2011 by Lauren *

**Statistics**

2. You are given the following data. Number of Absences Final Grade 0 93 1 90 2 79 3 66 4 60 5 56 - Find the correlation coefficient for the data. - Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days. Show all ...
*Friday, December 30, 2011 by Lauren *

**Organziation :) **

I asked the adivsor (a.k.a. 7th grad science teacher but not mine) of the club if she liked the idea (I'd e-mailed her about my project), and she said YES! She said it's a wonderful idea, but we are not going to be partcipateing in the Disney Planet Challenge because ...
*Thursday, December 22, 2011 by Lauren *

**7th grade English**

Can someone please read this and check if my grammar is correct? Also, is there a protagonist or antagonist in the story? Thanks in advance! The waters were calm today so when I heard a splash as loud as a tarpon, I knew it wasn’t pelican. I sped toward the sound just in ...
*Wednesday, December 7, 2011 by Dana*

**9th grade math**

simplify x^5-x^3+x^2-1-(x^3-1)(x+1)^2/(x^2-1)^2
*Wednesday, December 7, 2011 by Anne*

**Math 4th grade**

Input 15 ? 30 10 9 3 1 Output 6 18 3 9 ? 30 90
*Wednesday, December 7, 2011 by Diamond*

**math**

There are 57 students in class of 6th and 7th graders. There are twice as many 6th graders. How many 6th graders?
*Wednesday, December 7, 2011 by Sandy*

**Statistics**

. You are running an a single variable ANOVA with five levels of the variable, such as comparing IQ on 5th, 6th, 7th, 8th and 9th graders and the F-value is very large. The significance for the F value is equal to .0003. What can you conclude about the overall effect and what...
*Tuesday, December 6, 2011 by Linda*

**7h grade math**

Deminsional analysis 4.25L/h to mL/
*Sunday, December 4, 2011 by Anonymous*

**Talent Search **

If you don't do talent search in gr 7th can I still do it in gr 8th???? Ok me and my friend are having a problem like she saying that I can't do it this year which I'm not but she said I can't do it next year. Ok that's unfair I'm going to do very well ...
*Sunday, December 4, 2011 by Laruen *

**grade 7 math**

which expression is equivalent to (n+10)x5
*Sunday, December 4, 2011 by vito*

**SAT's and ACT's **

How to pass the SAT's and ACT'S for the John Hopkins Talent Search? Here are the grade chart. Awards Ceremony Eligibility Chart (valid for students who tested by June 30, 2011) SAT Grade 7 Math >=550 or Critical Reading >=550 ACT Grade 7 Math >=21 or Reading &...
*Friday, December 2, 2011 by Laruen *

**math**

Jane is taking a class and asks you to help her figure out what her last grade must be in the class to get a 85 in the class. She tells you the following calculation is used to find your final grade: 75+85+90+X ___________ > 4 x is her last score which has not been taken. ...
*Wednesday, November 30, 2011 by Jennifer*

**math**

Jane is taking a class and asks you to help her figure out what her last grade must be in the class to get a 85 in the class. She tells you the following calculation is used to find your final grade: 75+85+90+X ----------- > or = to 85 4 x is her last score which has not ...
*Tuesday, November 29, 2011 by Jennifer*

**algebra**

Jane is taking a class and asks you to help her figure out what her last grade must be in the class to get a 85 in the class. She tells you the following calculation is used to find your final grade: w2d2 x is her last score which has not been taken. Explain this equation and ...
*Tuesday, November 29, 2011 by Jennifer*

**math**

Jane is taking a class and asks you to help her figure out what her last grade must be in the class to get a 85 in the class. She tells you the following calculation is used to find your final grade: w2d2 x is her last score which has not been taken. Explain this equation and ...
*Tuesday, November 29, 2011 by Jennifer*

**Core mathematics**

The 4th term of an A.P.is 37 and the 6th term is 12 more than the 4th term.find the 1st and the 7th term of the sequence.
*Saturday, November 26, 2011 by Sequence and series*

**2 grade math**

% of 0.66? Answer 66. Am I right
*Thursday, November 24, 2011 by Anonymous*

**social studies 7th gr**

Im learning about types of government and need to write advantages and disadvantages for each of the following: do you have website that could help me' 1) theocracy 2) monarchy, 3) dictatorship 4) facisims 5) democracty 6)cnsititutional monarchy 7) communism
*Tuesday, November 22, 2011 by marko*

**MAth grade 8**

x+5/6 = 3x-5/8 Solve for x
*Tuesday, November 22, 2011 by 17halimk*

**MAth grade 8**

how do you convert 2 4/5 to decimals
*Tuesday, November 22, 2011 by 17halimk*

**Another Question **

Is 8th grade is hard?
*Saturday, November 19, 2011 by Laruen *

**4th grade**

75-3m when m=8. Thanks!
*Friday, November 18, 2011 by Dominique*

**math**

A team is made up of 6th 7th and 8th graders in the ratio of 234. How many 6th graders will be on a 36member team?
*Thursday, November 10, 2011 by brandon*

**7th Grade English **

I have this project for english about the PTA Reflections. Ok you see we have to write a 5 paragraph essay in which I discuss what you believe diversity means. Be sure yo have a topic sentence for each new paragraph, and provide supporting details. Please be creative and come ...
*Thursday, November 10, 2011 by Laruen *

**8th Grade Help **

My sister is gradating grade 8th this year and she wants to create her own 8th grade yearbook using a "marble notebook" she doesn't want to use a scrapbook she need cover ideas memorable quotes and funny ideas background ideas (when putting pictures she needs ...
*Tuesday, November 8, 2011 by Laruen *

**6th grade math**

which is bigger? 17/19 0r 0.85
*Monday, November 7, 2011 by Kate*

**6th grade math**

Which comparison is correct? A. < 0.05 = 50% B. 0.7 = < 10% C. < 25% < 0.9 D. 0.3 < 36% =
*Sunday, November 6, 2011 by Kate*

**8th grade math in pre-algebra**

6(2x+3)=42
*Friday, November 4, 2011 by Anonymous*

**arithmetic**

The 8th term of an A P is 5times the third term while the 7th term is 9 greater than the 4th term.what are the first five term
*Friday, November 4, 2011 by Anonymous*

**7th Math**

A plumber must bend a piece of tubing twice, allowing 5/8 inch for each bend. use the total of 12 1/2, 16 3/4, and 18 3/4. To find the total length of tubing needed?
*Thursday, October 27, 2011 by K*

**Fourth grade math**

What's range mean?
*Thursday, October 27, 2011 by Zoe*

**MAth grade 8**

y^2-4y+4/2-6y x 2y+4/3y^2-12
*Wednesday, October 26, 2011 by Aldwin*

**Maths Grade 8**

m^2-m-6 m^2 _________ x ______ m^2-9 m^2+2m
*Wednesday, October 26, 2011 by Aldwin*

**4 grade math**

complete the following problem 4+8+7/3*72
*Monday, October 24, 2011 by Maria *

**PLZ HELP....STATS**

You are given the following data. # of Absences Final Grade 0 96 1 92 2 71 3 66 4 60 5 51 A. Find the correlation coefficient for the data. B. Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
*Sunday, October 23, 2011 by Jennifer*

**Stats**

You are given the following data. # of Absences Final Grade 0 96 1 92 2 71 3 66 4 60 5 51 A. Find the correlation coefficient for the data. B. Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
*Sunday, October 23, 2011 by Jennifer*

**Math**

You are given the following data. # of Absences Final Grade 0 96 1 92 2 71 3 66 4 60 5 51 A. Find the correlation coefficient for the data. B. Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
*Friday, October 21, 2011 by Jen*

**5th Grade Science**

Creation of landforms??
*Thursday, October 20, 2011 by Julie*

**math**

the number of 5th grade students in a school is a prime number greater than 50.What is the least number of 5th grade students there could be in a school
*Thursday, October 13, 2011 by clayton*

**math**

the chess club has 55 members 22 of them are in 6th grade what percent of the club is not in 6th grade
*Wednesday, October 12, 2011 by faith*

**arthmetic**

in an arthmetic progression or series,the 13th term is 27 and the 7th iterm is 3 times the 2nd term ,find first term the common difference the sum of rhe squence
*Wednesday, October 12, 2011 by Anonymous*

**math**

Studies have shown a particular television commercial is understood by 25% of first grade students and 80% of fourth grade students. If a television advertising agency randomly selects one first grader and one fourth grader, what is the probability neither child would ...
*Tuesday, October 11, 2011 by Khizar*

**5th Grade Math**

what fraction is the largest? 3 2/3 or 3 3/4 or 3 1/2 or 3 3/5?
*Tuesday, October 4, 2011 by Nicole*

**5th Grade Math**

I just wanted to Thank you Ms. Sue for the help my son is in 5th grade and some of his homework i don't understand, and i don't want him to turn it in wrong. So if i have more of an understanding then i can help him more with his homework so he gets a better ...
*Tuesday, October 4, 2011 by Nicole*

**social psy**

) Researcher wants to look at the correlation between class attendance and grade in class (higher numbers indicating a higher grade). The researcher found the following result r = .82. The correlation coefficient tells researchers two pieces of information, the strength of the...
*Monday, October 3, 2011 by deb*

**math 11 grade**

How do you do this 5a+(9)-12e*5a+(3)
*Monday, September 26, 2011 by shay*

**6th grade math**

3/4x-2/3x=2/5
*Wednesday, September 21, 2011 by Carol*

**social studies 7th**

Confused! Who were the presidents of the United States and of the Confederate States of America? My child has as an answer- The Union and the Confederacy each had a president. The president of the Union was Abraham Lincoln, while Jefferson Davis was the president of the ...
*Saturday, September 17, 2011 by Mom needs help!*

**social studies 7th**

I am checking my child's homework. Can you help? During what years was the Civil War fought? My child's answer is- The Civil War was fought over the span of four years. I really do not think this is the answer the teacher will be looking for. What do you think? I ...
*Saturday, September 17, 2011 by Mom needs help!*

**5th grade algebra**

4h=31-3 h=?
*Thursday, September 15, 2011 by Dacia*

**6th grade math**

but why is 2.0 bigger than 0.15?
*Thursday, September 15, 2011 by Kate*

**math**

Polk Elementary School has three classes for each grade level,kindergarten through fifth grade.If there is an average of 27 students per classroom,about how many students attend Polk Elementary School?
*Wednesday, September 14, 2011 by felix*

**5th grade math**

what are the divisidles rules
*Tuesday, September 13, 2011 by amber*

**5th grade math**

what are the divisidles rules
*Tuesday, September 13, 2011 by amber*

**third grade math**

Does (4+5) + 2 = 9+2? Explain
*Monday, September 12, 2011 by Alex*

**6th grade**

interview some from 9/11
*Sunday, September 11, 2011 by jonathan*