Monday

March 30, 2015

March 30, 2015

**Recent Homework Questions About First Aid**

Post a New Question | Current Questions

**math**

A motorist does the first part of the journey at an average speed of 54 km/h. He then increases his speed to 60 km/h for the rest of the journey. if he travels 225 km in 4 hours, what is the distance traveled for the first part of his journey????
*Tuesday, January 13, 2015 at 11:22am*

**math**

If you flip a coin twice, what is the probability that a head or a tail will land up on the first flip. Express your answers as a percent.
*Tuesday, January 13, 2015 at 9:15am*

**algebra**

Sharon has 24 colored paper clips in her desk drawer:12 are red, 8 are yellow, and 4 are blue. She also has 28 pushpins in her drawer: 11 are white, 14 are orange, and 3 are green. 1. If she picks one paper clip, what is the probability that it will be either blue or yellow.4/...
*Tuesday, January 13, 2015 at 5:44am*

**Chemistry (Chromatography)**

In elution chromatography (Ion-exchange) outline the order of elution for the following cationic species: Cu2+, Fe3+, Ag+ and Na+? I understand it has to do with polarity, but in which sense i.e does the least polar/most polar species elute first? Thanks
*Tuesday, January 13, 2015 at 1:59am*

**english**

It had been there when the midwife had announced, ‘You’ve a boy.’ The hat was there when his wife had their second little joy. Why does the author MOST likely choose the words, ‘their second little joy’? A)They had twin boys. B)It expresses that their ...
*Monday, January 12, 2015 at 11:21pm*

**chemistry**

The molarity of a kool-aid packet is 0.365M. How many grams of sucrose (C12H22O11) are in 200mL of the kool-aid drink? --- I know that the molar mass is 342.29648 g/mol kool-aid. I'm not sure on how to find the grams of the solute.
*Monday, January 12, 2015 at 10:51pm*

**physics**

Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are moving toward one another, the first having a mass of 160,000 kg and a velocity of 0.300 m/s, and the second having a mass of 115,000 kg and a velocity of -0.120 m/s. (The minus...
*Monday, January 12, 2015 at 10:01pm*

**propability**

Lorenzo has a jar with 21 green olives and 15 black olives in it. If he takes two olives out of the jae with replacement,what is the probability that the first olive will be black and the second olive will be green?
*Monday, January 12, 2015 at 9:34pm*

**Physics**

A 4.00-g bullet is moving horizontally with a velocity vector v = 348 m/s, where the sign + indicates that it is moving to the right (see part a of the drawing). The bullet is approaching two blocks resting on a horizontal frictionless surface. Air resistance is negligible. ...
*Monday, January 12, 2015 at 8:55pm*

**physics**

A lumberjack (mass = 98 kg) is standing at rest on one end of a floating log (mass = 270 kg) that is also at rest. The lumberjack runs to the other end of the log, attaining a velocity of +2.6 m/s relative to the shore, and then hops onto an identical floating log that is ...
*Monday, January 12, 2015 at 8:08pm*

**math**

A school band is having a fundraiser. Band members will sell coupon books for $10 each. The band earns $12.50 for every 5 coupon books that are sold. a. After the first week, the band members had sold 105 coupon books. How much money did the band members earn from the 105 ...
*Monday, January 12, 2015 at 7:56pm*

**Math**

The marsh family took a vacation that covered a total distance of 1356 miles. The return trip was 284 miles shorter than the first part of the trip. How long was the return trip? My answer is 1356-284= 1072
*Monday, January 12, 2015 at 7:44pm*

**Math**

A school band is having a fundraiser. Band members will sell coupon books for $10 each. The band earns $12.50 for every 5 coupon books that are sold. a. After the first week, the band members had sold 105 coupon books. How much money did the band members earn from the 105 ...
*Monday, January 12, 2015 at 7:21pm*

**Math**

Q. Sidney flew in an airplane five times during her vacation. The flights overaged 2 hours 28 minutes long. The lengths of her first four flights were 2 hours 10 minutes,3 hours 20 minutes,1 hour 15 minutes,and 2 hours 40 minutes. What was the length of her last flight. A. Do ...
*Monday, January 12, 2015 at 6:46pm*

**english**

MUSICIANS wrestle everywhere: All day, among the crowded air, I hear the silver strife; And—waking long before the dawn— Such transport breaks upon the town5 I think it that “new life!" It is not bird, it has no nest; Nor band, in brass and scarlet dressed...
*Monday, January 12, 2015 at 6:43pm*

**Math**

Brenda's School is selling tickets to a spring musical. On the first day of ticket sales the school sold 3 senior citizen tickets and 9 child tickets for a total of $75. The school took in $67 on the second day by selling 8 senior citizen tickets and 5 child tickets Set up...
*Monday, January 12, 2015 at 5:33pm*

**Statistics **

Did you ever buy an incandescent light bulb that failed (either burned out or did not work) the first time you turned the switch on? When you put a new light bulb into a light fixture, you expect it to light and most of the time it does. Consider 8-packs of 60-watt bulbs and ...
*Monday, January 12, 2015 at 1:24pm*

**chemistry**

i have a homework packet that i am struggling with can you please help me my first question is i have to finish the following equation to balance it out my question is 3Fe3O4+blankAl→blankAl2O3+blankFe now i tried and i got 3Fe3O4+2A=2Al2O3+2Fe i dont know if thats right...
*Monday, January 12, 2015 at 12:59pm*

**addmath A.P.**

The first three terms of an arithematic profgression are x,2x+y and 9x-y.The sum of these three terms is 60.Find the numerical values of x and y.Then,calculate the eleventh term of the progression
*Monday, January 12, 2015 at 11:45am*

**addmath**

Given that k,3k and k+1 are three consecutive terms of an A.P,find the numerical value of k.Then find the first term if 3k is the sixth term of the progression. Answer:k=1over4 a=-7over4 I got the k but the a i can't get
*Monday, January 12, 2015 at 11:08am*

**Please check my Calculus**

1. Find the value(s) of c guaranteed by Rolle’s Theorem for f(x)=x^2+3x on [0, 2] A. c=-3/2 B. c=0, 3 C. Rolle’s Theorem doesn’t apply as f is not continuous on [0, 2] D. Rolle’s Theorem doesn’t apply as f(0) does not equal f(2) E. None of these I got ...
*Monday, January 12, 2015 at 10:52am*

**Please check my Calculus**

1. Which of the following describes the behavior of f(x)=x^3-x A. Relative maximum: x=0 B. Relative maximum: x=(1/sqrt(3)); Relative minimum: x=(-1/sqrt(3)) C. Relative maximum: x=(-1/sqrt(3)); Relative minimum: x=(1/sqrt(3)) D. Relative minimum: x=0 E. none of these I got C. ...
*Monday, January 12, 2015 at 10:07am*

**Please check my Calculus**

1. Find all points of inflection of the function f(x)=x^4+x^3 A. (0, 0) and (-½, -1/16) B. (-½, -1/16) C. (0, 0) D. (0, 0) and (-¾, -27/256) E. none of these I got A. I found the second derivative and solved for x and plugged in the values to find the ...
*Monday, January 12, 2015 at 7:35am*

**Please check my Calculus**

1. Find all points of inflection of the function f(x)=x^4-6x^3 A. (0, 0) B. (0, 0), (9/2, -2187/16) C. (3, -81) D. (0, 0), 3, -81) E. none of these I got D. I found the second derivative and solved for x and plugged values into original function to get points. 2. Find dy/dx ...
*Monday, January 12, 2015 at 2:32am*

**Please check my Calculus**

1. Find all points of inflection: f(x)=1/12x^4-2x^2+15 A. (2, 0) B. (2, 0), (-2, 0) C. (0, 15) D. (2, 25/3), (-2, 25/3) E. none of these I got D. I found the second derivative and equaled it to 0 and solved for x. I plugged the x values in to get my points. 2. Find the ...
*Monday, January 12, 2015 at 12:32am*

**Please check my Calculus**

1. Given f(x)=-6/x, choose the correct statement A. The graph of f is concave upward on the interval (negative infinity, 0) B. The graph of f is concave downward on the interval (negative infinity, 0) C. The graph of f is concave upward on the interval (negative infinity, ...
*Monday, January 12, 2015 at 12:22am*

**Please check my Calculus**

1. Find all critical values for f(x)=(9-x^2)^⅗ A. 0 B. 3 C. -3,3 D. -3, 0, 3 E. none of these I got D. I found the derivative and solved for critical numbers. 2. Find all intervals on which the graph of f(x)=(x-1)/(x+3) is concave upward A. (negative infinity, infinity) ...
*Monday, January 12, 2015 at 12:15am*

**Please check my Caclulus**

1. Find all intervals on which the graph of y=(x^2+1)/x^2 is concave upward. A. (negative infinity, infinity) B. (negative infinity, -1) U (1, infinity) C. (negative infinity, 0) U (0, infinity) D. (1, infinity) E. none of these I got C. I found the second derivative and used ...
*Monday, January 12, 2015 at 12:05am*

**Civics**

A text box reads, If men were angels, no government would be necessary. If angels were to govern men, neither external nor internal controls on government would be necessary ... the great difficulty lies in this, you must first enable the government to control the governed, ...
*Sunday, January 11, 2015 at 10:07pm*

**science 1 question**

When evolution was first proposed, which of the following was used as evidence to support the idea? A)observations of nature B)laboratory experiments C)extensive fossil collections D)genetic sequences Is it A or C??? I'm very torn between the two. pls help asap! i might ...
*Sunday, January 11, 2015 at 10:10am*

**math**

I would need help with example: The three numbers are consecutive terms of arithmetic progression and the sum of their second powers is 126. The first number 3 times smaller, the second number with no change and the third number 4 times greater, are the 3 consequtive terms of ...
*Sunday, January 11, 2015 at 6:21am*

**language arts**

Which of the following is part of the novels rising action? A. Johnny's growing role delivering messages and acting as a spy for the Whigs*****? (I've heard many people say it was this, i thought it was either c or d) B. Dr. Warrens imminent surgery on johnny hand C. ...
*Saturday, January 10, 2015 at 6:44pm*

**ratio **

Write a ratio for the situation in three ways comparing the first quantity to the second quantity A zoo has 14 monkeys and 18 chimpanzees
*Saturday, January 10, 2015 at 5:27pm*

**math**

I would need help with example: The sum of three consecutive terms of geometric progression is 9. The first number with no change, the second number plus 12 and the third number minus 3, are the 3 consequtive terms of arithmetic progression. What are the values of original 3 ...
*Saturday, January 10, 2015 at 2:38pm*

**statistic and probability**

There are two independent multiple-choice quizzes where quiz 1 has eight questions and quiz 2 has 15 questions. Each question in the first quiz has four choices and each question in the second quiz has five choices. Suppose a student answers the questions in the quizzes by ...
*Saturday, January 10, 2015 at 10:14am*

**statistik and probability**

Two samples of sizes 8 and 10 are drawn from two normally distributed populations having variances 21.8 and 36, respectively. Find the probability that the variance of the first sample is more than twice the variance of the second sample. Interpret its value.
*Saturday, January 10, 2015 at 10:03am*

**math**

Find first 8 terms of -2+6-18+...
*Friday, January 9, 2015 at 10:04pm*

**math**

Find first term and common difference of arithmetic sequence whose 13th them is 159 and 20th is 264.
*Friday, January 9, 2015 at 9:35pm*

**U.S History**

1. Which of these was a precedent that George Washington set? (5 points) a)constitutional amendment process b)formal presidential dinners c)singing of the national anthem d)use of a presidential cabinet 2. "The time for the new election of a citizen to be president of the...
*Friday, January 9, 2015 at 5:56pm*

**LA - 2 questions**

4. Which of the following is one of the most significant events in chapter VIII *Johnny Tremain* A. Merchant Lyte's sickness B. James Otis's speech C. Lavinia asking the soldier to get Dr. Warren for her father*** I chose this one D. Dr. Warren lending his coach to ...
*Friday, January 9, 2015 at 3:21pm*

**CAL **

Consider the function y = 3x^5 – 25x^3 + 60x + 1 Use the first or second derivative test to test the critical points. How many relative maxima did you find? I got this as the derivative; 15 (4-5 x^2+x^4) And I got 4 relative maxima.
*Friday, January 9, 2015 at 11:42am*

**Aristotle **

I know Aristotle studied a lot of things but was he a physicist as well? I feel like he wasn't really one quite yet because it wasn't really officially developed yet. But I know he was very into the math of astronomy and that's basically the first beginnings of ...
*Friday, January 9, 2015 at 11:37am*

**Math **

What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9? Please explain in steps.
*Friday, January 9, 2015 at 7:55am*

**LA **

Johnny Tremain novel. 2. Read the following lines of dialogue spoken by Dr. Warren and Johnny in Chapter VI. “My boy,” came the doctor’s gentle voice, “Let me see your hand.” Johnny did not face him. He said nothing.“You don’t want me to look...
*Thursday, January 8, 2015 at 10:08pm*

**Science**

Is this equation balanced or unbalanced? H3PO4 and H4P2O7+H2) The first equation has 3 Hydrogen, 1 Phosphorus, and 4 Oxygen. HOw do you find the second equations Oxygen?
*Thursday, January 8, 2015 at 8:20pm*

**History**

The changes in the way goods were made in the mid 1700s first appeared in A.France B.Spain C.Britain D.US C
*Thursday, January 8, 2015 at 8:18pm*

**math**

In a box there are 20 balls.7 of the balls are white. The first ball drawn from the box is white. What is the probability that the second ball will be white
*Thursday, January 8, 2015 at 7:10pm*

**English (Dracula)**

1. What do we learn about Dracula's history from the first four chapters? 2. What do we learn about Dracula's likes, dislikes, habits, and abilities? 3. What is Dracula's plan for Jonathan Harker?
*Thursday, January 8, 2015 at 5:59pm*

**Math **

What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9? Please explain in steps.
*Thursday, January 8, 2015 at 5:40pm*

**polygons**

My daughters homework,Alphabet Polygons,her teacher gave a alphabet chart A-I first row, J-R second row, s-z third row the question 1. you can make 1 or 2 polygons of some of the letters by drawing just one more line segment, which letters are they>?
*Thursday, January 8, 2015 at 4:49pm*

**Math **

What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9? Please explain in steps.
*Thursday, January 8, 2015 at 4:01pm*

**science**

1. The Cenozoic Era is also referred to as the? A. Age of Mammals. B. Age of Fish. C. Age of Dinosaurs. D. First Era. 2. When new clay sediment is deposited on top of old beach material, it's known as? A. Transgression. B. Regression. C. Progression. D. Aggression. 3. ...
*Thursday, January 8, 2015 at 12:34pm*

**Math **

A certain infinite geometric series has first term 7 and sum 4. What is the result when the third term is divided by the second term?
*Thursday, January 8, 2015 at 8:55am*

**physics**

1. A billiard ball of mass mA = 0.4 kg moving with a speed vA = 2 m/s strikes a second ball, initially at rest, of mass mB = 0.4 kg. As a result of the collision, the first ball is deflected off at an angle of 30.0o with a speed v’A = 1.2 m/s. Taking the xaxis to be ...
*Wednesday, January 7, 2015 at 9:15pm*

**Physics**

A 0.500 kg bead slides on a straight frictionless wire with a velocity of 1.50 cm/s to the right. The bead collides elastically with a larger 0.750 kg bead initially at rest. After the collision, the smaller bead moves to the left with a velocity of 0.70 cm/s. Find the ...
*Wednesday, January 7, 2015 at 8:55pm*

**physics**

Two 4.6 g bullets are fired with speeds of 36.9 m/s and 74.8 m/s, respectively. a) What is the kinetic energy of the first bullet? Answer in units of J. b) What is the kinetic energy of the second bullet? Answer in units of J. I got part A), which is 3.131703J but i cant get ...
*Wednesday, January 7, 2015 at 6:28pm*

**math**

A large bag of sugar weighs 7 1/2 pounds. How much does 1 1/4 bags of sugar weigh? I really need help with this question. the first problem is that I don't know what operation to use and second I don't understand the main problem of this question.
*Wednesday, January 7, 2015 at 11:29am*

**physics**

a pool ball weighing 2 kg is traveling at 30 degree at 0.8 meter hits another ball moving at 0.5 m/s at 180 degree. if the second ball leaves the collision at 0 degree and the first moves away at 150 degree, find the final velocity vectors of the balls.
*Wednesday, January 7, 2015 at 8:38am*

**algebra**

Sheila has 7y craft sticks. Mark has 4y fewer craft sticks then Sheila and y craft sticks more than Linda. Then Sheila gave 2y craft sticks to Mark and Linda. How many craft sticks in terms of y did Mark and Linda have in the end? If mark had 6 more craft sticks than Linda at ...
*Wednesday, January 7, 2015 at 12:39am*

**Chemistry **

This is a longer assignment. I want you to confirm my first two answers and help me figure out the last. 3 Cu (s) + 8 HNO3 (aq) → 3 Cu(NO3)2 (aq) + 2 NO (g) + 4 H2O (l) A copper penny with a mass of 3.067 g is dissolved in 100.0 ml of 1.000 M nitric acid. A. How many ...
*Tuesday, January 6, 2015 at 8:09pm*

**Science**

I'm kinda in a rush but take your time!Thx! 1.What was Henri Becquerel studying when he accidentally discovered radioactivity? A.photography B.properties of black light C.properties of X-rays D.solar energy 2.When Marie Curie isolated uranium from pitchblende, she realized...
*Tuesday, January 6, 2015 at 7:18pm*

**LANGUAGE ARTS !! 8TH GRADE**

2. Read the following lines of dialogue spoken by Dr. Warren and Johnny in Chapter VI. “My boy,” came the doctor’s gentle voice, “Let me see your hand.” Johnny did not face him. He said nothing.“You don’t want me to look at it?” As long ...
*Tuesday, January 6, 2015 at 6:41pm*

**LSAT PREP**

A company employee generates a series of five-digit product codes in accordance with the following rules: The codes use the digits 0, 1, 2, 3, and 4, and no others. Each digit occurs exactly once in any code. The second digit has a value exactly twice that of the first digit. ...
*Tuesday, January 6, 2015 at 6:25pm*

**Physics**

Consider a ball at rest on the middle of a toy wagon. When a wagon is pulled forward, the ball rolls against the back of the wagon. Interpret this observation in terms of Newton's First Law of Motion. thanks ;)
*Monday, January 5, 2015 at 6:26pm*

** math**

May has 10 fewer marbles than Albert. May has 5 more marbles than Jenny. Albert gives4 marbles to Jenny. May gives another 6 marbles to Jenny. Jenny has 13 marbles now. Find the number of marbles each of them had at first. Jenny had 3 marbles. May had 8 marbles. Albert had 18 ...
*Monday, January 5, 2015 at 4:49pm*

**Algebra**

system of equations, the sum of two numbers is 46. the first number is 3/20 of the second number is it x + y = 46, x = 3/20y?
*Monday, January 5, 2015 at 4:27pm*

**Mathematics **

Find first derivative of following function x^2 log4 (x+1)^2
*Monday, January 5, 2015 at 11:43am*

**Mathematics **

Find the first derivative of following function log5 (2x+1/3x-1)
*Monday, January 5, 2015 at 11:06am*

**Langague Arts 8th Grade **

3. What does Johnny’s mastery of riding Goblin show about his character? (1 point) He is rash and quick-tempered. He is brave and determined. He is immature and selfish. He is arrogant and proud. 4. Which of the following statements most accurately reflects the political ...
*Sunday, January 4, 2015 at 10:33pm*

**History **

1. How is the Seven Years War related to the French and indian war? A- The French and Indian War directly caused the Seven Year's War B-; The French and Indian War was part of the Seven Year's War C- The Seven Years' War was more of a land war than the French and ...
*Sunday, January 4, 2015 at 7:39pm*

**Math**

Could someone please help me. Solve the linear equation by substitution. Y=10-2.2x 5x+y=70 For the first equation I am getting x=21.4 and for the second equation I am getting y=-37. The answers are 21 3/7 and -37 1/7. Could you show me how you do this so I can see where I went...
*Sunday, January 4, 2015 at 6:35pm*

**math-algebra HELP!!!!**

1) A gym charges a one-time sign-up fee and then a regular monthly fee. The cost of a membership as a function of the number of months as a member is shown for 2010 and 2011 on the graph. a. What characteristics of the graph represent the sign-up fee and the monthly fee? What ...
*Sunday, January 4, 2015 at 1:24pm*

**math**

the ninth term of an arithmetic progression is 52ind the and the sum of the first twelve terms is 414.find the first term and the common difference.
*Sunday, January 4, 2015 at 10:44am*

**Algebra 1**

Translate problem situation to a system of equations. Do not solve. The sum of two numbers is 10 the first number is 2/3 of the second number. What are the numbers? would it be 6, and 4? or 7, and 3? I know 2/3 of 10 is 6.66666667, so being after the decimal is higher than 5 ...
*Sunday, January 4, 2015 at 2:24am*

**Maths**

If the 6th term of an arithmetic sequence is 48, and the sum of the first 6 terms is 300, what is the first term and the constant different?
*Sunday, January 4, 2015 at 12:40am*

**Maths**

If the 6th term of an arithmetic sequence is 48, and the sum of the first 6 terms is 300, what is the first term and the constant difference?
*Sunday, January 4, 2015 at 12:25am*

**AP Chemistry**

A mixture of 20.0 grams of CaO and BaO is placed in a 12.5 L vessel at 200oC with excess CO2 . The mixture is allowed to react to completion forming CaCO¬3 and BaCO3 .The pressure in the container after reaction is 220 torr. The solid carbonates are neutralized by adding ...
*Saturday, January 3, 2015 at 5:06pm*

**English**

The whole idea of it makes me feel like I'm coming down with something, something worse than any stomach ache or the headaches I get from reading in bad light-- a kind of measles of the spirit, a mumps of the psyche, a disfiguring chicken pox of the soul. You tell me it is...
*Saturday, January 3, 2015 at 4:51pm*

**ALGEBRA**

if the 6th term of an arithmetic sequence is 48, and the sum of the first 6 term is 300, what is the first term and the constant difference? Pls help as I have never learn this before,need some example to start with.thank you
*Saturday, January 3, 2015 at 11:16am*

**calculus**

finding first derivative for functions y=x³In(5x)
*Saturday, January 3, 2015 at 10:17am*

**Math Linear Equations**

Two lines are drawn on a co-ordinate axis. The equation of the first line is y=-2,and the equation of the other line is y=3x+1. What are the co-ordinates of their intersection point? I have been on this for hours and can't figure out how to do this. Please help. Thank you
*Friday, January 2, 2015 at 11:53pm*

**Calculus**

The function h(x) = x^3+bx+d has a critical point at (2,-4). Determine the constants b and d and find the equation of h(x). I'm very confused and I do not have any idea on what the first step is.
*Friday, January 2, 2015 at 3:56pm*

**English Please.**

It had been there when the midwife had announced, ‘You’ve a boy.’ The hat was there when his wife had their second little joy. Why does the author MOST likely choose the words, ‘their second little joy’? A)They had twin boys. B)It expresses that their ...
*Friday, January 2, 2015 at 1:22pm*

**Statistic**

There are two independent multiple-choice quizzes where quiz 1 has eight questions and quiz 2 has 15 questions. Each question in the first quiz has four choices and each question in the second quiz has five choices. Suppose a student answers the questions in the quizzes by ...
*Friday, January 2, 2015 at 8:34am*

**math**

the sum of two number is 39 . twice the first number plus 3 times the second numberis 101. find the numbers. x+x+1=39 2x=38 x=19 twice the first number 19 it would be 38 and 57 b three times the second number. i know is wrong kind o but please tell me.
*Friday, January 2, 2015 at 2:30am*

**physics**

A golfer takes two putts to get his ball into the hole once he is on the green. The ﬁrst putt displaces the ball 3.4 m east, and the second 6.55 m south. What displacement would have been needed to get the ball into the hole on the first putt. answer in units of m
*Thursday, January 1, 2015 at 8:26pm*

**physics**

A stone is thrown into water pond forming 10 waves in 5 seconds. The diameter of the first crest is 13 m and the diameter of the last crest is 4m. Find a.the periodic time b.the frequency c.the wave length d.the wave velocity
*Thursday, January 1, 2015 at 5:58am*

**Art Questions REALLY NEED HELP**

This is the first time i've gotten stuck on art questions. I think I know a few but would like some help. 1. The Munsell color model was the first color model to do what? use numbers to describe colors use additive color mixing use RGB as primary colors use a color wheel 2...
*Wednesday, December 31, 2014 at 5:39pm*

**calculus**

I really don't know where to start or go with this question...There aren't any similar examples in my book so if you could walk me through it so I can be prepared for my test - that would be great! Thanks. (a) Approximate √26 by using the linearization of y=&#...
*Wednesday, December 31, 2014 at 2:43pm*

**Pre-Calc/Trig**

A potato is put into an oven that has been heated to 350F. Its temperature as a function of time is given by T(t) = a(1 - e-kt) + b. The potato was 50F when it was first put into the oven. if the potato is 60F after 2 minutes, what is the value of k? ...
*Tuesday, December 30, 2014 at 9:44pm*

**REVISED Improving Writing.**

Draft an interoffice memorandum to Miriam Hopkins, the Director of Human Resources: a. Assume that you’ve received confirmation from Jeremy Dittmer for the date, time, and materials needed. The trainer he has assigned is Deb Walker (email: Deb.Walker..). b. Outline the ...
*Tuesday, December 30, 2014 at 1:22pm*

**Pre-Trig/Calc**

Please help :) A potato is put into an oven that has been heated to 350F. Its temperature as a function of time is given by T(t) = a(1 - e-kt) + b. The potato was 50F when it was first put into the oven. What is the value of b in this context? Explain. What is ...
*Monday, December 29, 2014 at 9:40pm*

**RE RE REVISED IMPROVING WRITING**

Special note to my all time favorite: Writeacher: I am sorry that my changes seemed as if I did not read your first notations, I did and I admit I changed only a few words. I am sorry if you thought I ignored it and just re submitted it. I am a beginner in writing business ...
*Monday, December 29, 2014 at 5:44pm*

**Improving Writing- REVISED VERSION**

Assume that you’ve worked for the last five years as an administrative assistant for the Human Resources Department of Broadworth General Hospital. The Director of Human Resources, Miriam Hopkins, has charged you with organizing a two-hour training seminar to be attended ...
*Monday, December 29, 2014 at 1:14pm*

**IMPROVING WRITING**

I have 3 essays if someone could correct them for me ! #1 I am writing to you regarding an upcoming seminar that will cover the sensitive topics of sexual harassment and unlawful discrimination. It would be my humble request if you could supply an appropriate trainer who will ...
*Sunday, December 28, 2014 at 12:44pm*

**english (3rd grade)**

Kindly correct my answers. Direction: Arrange the sentences to form unified, coherent, logical and orderly paragraph. 1. a.For example ostriches and penguins cannot fly. b.The fastest birds can fly 100 km per hour. c.When people think of birds, they think first of their flying...
*Sunday, December 28, 2014 at 6:58am*

**^English^**

Pls.., what is the difference btw. FIRST Name, MIDDLE Name and LAST Name?
*Saturday, December 27, 2014 at 5:12pm*

**Physics**

A ball is thrown straight upward and returns to the thrower’s hand after 2.3 s in the air. A second ball is thrown at an angle of 60◦ with the horizontal. At what speed must the second ball be thrown so that it reaches the same maximum height as the first? The ...
*Saturday, December 27, 2014 at 1:55pm*

**Math (PreCalculus)**

A spring with a weight attached is oscillating. The weight (which is attached at the bottom of the spring) is 5 feet from a 10-foot ceiling when it’s at rest. The motion of the weight can be described by the equation: y=3sin(pi*t - pi/2) , where y is the distance from the...
*Thursday, December 25, 2014 at 3:31pm*

**Language Arts- Johnny Tremain**

Which of the following passages from the novel could be used to support the idea that Sam Adams was a rebel intent on war with england? A) "The first of the tea ships, the Dartmouth, is entering the harbor. She'll be at Castle Island by nightfall" B) "Ah, Mr...
*Wednesday, December 24, 2014 at 6:05pm*

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