# Short answer find the quotient 6x^3-x^2-7x-9 ------------ 2x+3

143,010 questions, page 163-
## Statistics

A random sample of 90 observations produced a mean that = 25.9 and a standard deviation s =2.4 (a)Find a 95% confidence interval for u (b)Find a 90% confidence interval for u (c)Find a 99% confidence interval for u (Use integers or decimals for any number

*asked by Carol Harper on March 23, 2014* -
## precalculus

analyzethe graph of the function Find the x- and y-intercepts. (b) Determine the end behavior: find the power function that the graph of f resembles for large values of |x|. (c) Find the maximum number of turning points. (d) Graph the function Please show

*asked by kawn on November 11, 2011* -
## Business 101

Please check my work. 1.The employees of Abs “R” Us, which includes 12 fitness parlors in and around the metro area, feel they can improve the performance of the company. They decide to pool their resources to purchase the company. This would be called

*asked by Brianna on February 8, 2012* -
## history

what are three important US domestic politics(domestic events/issues) from the 1990s? I have been searching for the answer, but I keep on only finding foreign politics and not domestic ones and the domestic issues I do find are not from 1990s...someone

*asked by zak on May 30, 2008* -
## math

for the following equations, write a word problem draw a picture, and find the solution to the equation. 5/12 - 1/3=? I know the answer is 1/12 but am stumped on how to write the word problem and draw a picture

*asked by m on October 27, 2010* -
## Math

Four of the angles of a pentagon measure 85 degrees, 110 degrees, 135 degrees, and 95 degrees. Find the measure of the missing angle. A. 115 degrees B. 95 degrees C. 135 degrees D. 85 degrees Is the answer D?

*asked by Callie on January 21, 2015* -
## percentage

Karen took 1h 45m to drive from town a to town b.she took another 25m to drive town b to town c.after that,she drove back to town a.the journey from town a to town c and then back to town a took 3h 35m. find the percentage of the time she spent driving

*asked by Da S on February 12, 2012* -
## Maths

Karen took 1hour 45mins to drive from Town A to Town B. She took another 25 mins drive from Town B to Town C. After that, she drove back to Town A. The journey from Town A to Town C and then back to Town A took 3h and 3mins. Find the percentage of time she

*asked by billygoatman on February 23, 2012* -
## English-Grammar

Decide if the underlined pronoun (I put what was underlined in parentheses) in the sentences below is being used as a subject, a predicate nominative, or an appositive. (He) and Bev are using the new computer. subject (my answer)predicate nominative

*asked by Anon on January 24, 2013* -
## Chemistry

The ionization constant Ka of an indicator HIn is 1.0x10^-6. The color of the nonionized form is red and that of the ionized form is yellow. What is the color of this indicator in a solution whose pH is 4.00? (The question mentions that you can use the

*asked by Taylor on February 26, 2014* -
## american history

The first frontier state to enter the Union was: Tennessee Vermont Ohio Kentucky Louisiana I believe it was Vermont I am stuggling between Vermont, Tennessee and Kentucky You can find that here: http://www.50states.com/statehood.htm The answer is still not

*asked by Alisa on November 15, 2006* -
## math

Part 1: Find the area of a rectangular object which has a length of 5√8 inches and a width of 2√5 inches. (3 points) Part 2: Explain, in complete sentences, how you arrived at the simplified answer and give the final solution in simplified radical

*asked by me on January 7, 2012* -
## Physics

A hiker throws a ball at an angle of 21.0 degrees above the horizontal from a hill 21.0 m high. The hiker's height is 1.750 m. The magnitudes of the horizontal and vertical components of the velocity are 14.004 m/s and 5.376 m/s, respectively. Find the

*asked by Willie on September 21, 2009* -
## overview of teaching techniques

which of the following is frequently used in the expository model of teaching? (a)deductive thining(my answer) (b)inductive thinking (c)discovery learning (d)knowedge-based learning what type of learning uses formal lectures? (a)student-centered

*asked by susue on August 25, 2011* -
## Algebra

The ratio of the length to the width of a golden rectangle is (1 + √(5):2:.The dimensions of a garden form a golden rectangle. The width of the garden is 12 feet. Find the length L of the garden. Round your answer to the nearest foot.

*asked by Tom on May 24, 2018* -
## HELP MATH

how would u simplify this problem i think it is 60 --- x^6 am i right the problem is 5 4 3 _ + ___ - ___ x x^2 x^3 I'm going to assume your problem is this: 5/x + 4/x^2 - 3/x^3 To simplify, find a common denominator, which is x^3 in this case. Using the

*asked by cassii on August 8, 2006* -
## statistics

a math class has 50 students , of these 22 students are math majors and 18 students are male. Of the math majors 16 are female. Find the probability that a randomly selected student is male or a math major . my answer 22/50 and 18/50 = 396/50= 7.29

*asked by brittaney on March 3, 2016* -
## SS

You want to find a painting of Abraham at a religious art exhibit. Where are you more likely to have success? A:in the Jewish, Christian, or Muslim displays. B:only in the Jewish display. C:in the Christian and possibly Jewish displays. D:in the Muslim

*asked by Jaden on February 8, 2017* -
## ALGEBRA

A single card is drawn from a standard deck of cards. Find the following probabilities. A face card is a jack, queen, or king. P(face card | queen) = Correct: Your answer is correct. P(three | not a face card)

*asked by Mike on May 23, 2012* -
## algebra

an arrow is shot into the air with an initial velocity of 96 feet per second. the height in feet of the arrow t seconds after it was shot into the air is given by the function h(x)=-16t^2+96t. find the maximum height of the arrow. what is the answer

*asked by Anonymous on June 14, 2011* -
## Physics

Consider the circuit shown in the figure below. (Assume R1 = 12.0 Ω and R2 = 6.00 Ω.) Read this for the figure - A rectangular circuit begins at its left side at a 25.0 V battery with the positive terminal on top. From the battery, the circuit extends up

*asked by Div on March 5, 2019* -
## ALGEBRA

You recently started the paperwork to purchase your new home, and were just notified that you can move into the house in 2 weeks. You decide to hire a moving company, but are unsure which company to choose. You search online and are interested in

*asked by Imagine on May 20, 2011* -
## Calculus

An object is traveling along the x axis so that its speed is given by v(t)=t^2-7t+10 m/s. (a) Find the times when the object is at rest. (b) Find the acceleration at both of these times. Interpret the acceleration in terms of the motion of the object, ie

*asked by Elliott on May 14, 2013* -
## Theology 10 - HELP!

Do you think miracles happen today? Why? I have to asked someone this question so this is not a question for me to answer. I'll really appreciate if you answer my question and explain why.

*asked by Sarah on November 23, 2014* -
## Trigonometry college

Use a calculator to solve csc (theta) = -3. I know the answer is 3.48 and 5.94 but I need the steps to take on the calculator to arrive at the answer. I have a ti-84 calculator. thanks!

*asked by Sarah on November 28, 2010* -
## Physics

Four capacitors are connected in series with a battery, as in the figure below, where C1 = 3.24 µF, C2 = 6.11 µF, C3 = 12.1 µF, C4 = 25.0 µF, V = 18.4 V. (a) Calculate the capacitance of the equivalent capacitor. µF (b) Compute the charge on C3. µC

*asked by Max on September 17, 2010* -
## Physics

A ball launched from ground level lands 2.7 s later on a level field 50 m away from the launch point. Find the magnitude of the initial velocity vector and the angle it is above the horizontal. (Ignore any effects due to air resistance.) A. Find the

*asked by Kayla on September 28, 2011* -
## physics

The uniform solid block in Fig. 11-36 has a mass of M = 5.60 kg and edge lengths a = 17.5 cm, b = 39.5 cm, and c = 2.85 cm. Calculate its rotational inertia about an axis through one corner and perpendicular to the large faces I know you have to find the

*asked by almost there on January 18, 2011* -
## math

Let S be the part of the sphere x^2 + y^2 + z^2 = 25 that lies above the plane z = 4. Let S have constant density k. (a) Find the center of mass. (b) Find the moment of inertia about the z-axis. so far I have found that the magnitude of r(theta)x r(thi)=

*asked by Anonymous on December 8, 2014* -
## Accounting

I am trying to tell the difference between trade credit and opportunity costs, but now liking what I find on the internet. Is there a link that shows both? I could not find one. In order to do my assignment I need to compaire the two so I could figure out

*asked by Luke on May 6, 2010* -
## applyng fundamental concepts

Which of the following examples describes a child in the symbolic level? A. A child who can't identify numbers above 10 B. A child lining up Unifix Cubes in a row C. A child who figures out the answer to 2 + 5 in his/her head D. A child who counts up using

*asked by lauren on February 28, 2015* -
## Math

Thor invests some money in an account earning 8% interest, compounded continuously. After how many years will he double his investment? [Use the formla A = Pert and round answer to the nearest tenth.] A) 6.2 years B) 7.5 years C) 8.7 years D) 9.9 years "I

*asked by Jacob Huley on February 9, 2016* -
## physics help please!!**

A typical GPS (Global Positioning System) satellite orbits at an altitude of 4.0 107 m. (Astronomical data needed for this problem can be found on the inside back cover of the text.) (a) Find the orbital period of such a satellite. hours (b) Find the

*asked by kelsey on October 30, 2008* -
## math

1 A particle is moving in a stright line with the position at any time t is given by s= t³–9t²+3t+1,where s in meters and t in second. Find its position and acceleration when velocity is ¯24m/s 2. Given that x²cos y_sin y=0,(0,π). A. Verify that the

*asked by aboddu on March 20, 2017* -
## French

Could you please check this answers thanks. Directions: Make the sentences plural 1. Je prends le car scolaire pour aller à l'école. Answer: Nous prenons le car scolaire pour aller à l' école. 2. Je prends l' ascenseur pour monter au quatrième étage.

*asked by French 101 on March 4, 2009* -
## Ohysics

An airplane flying at 120km/h due west moves into a region where the wind is blowing at 40km/h due east. If the plane's original vecotr velocity is Vplane, what is the expression for the plane's resulting velocity in terms of Vplane. a. 1/3 >Vplane b.

*asked by Joel on September 19, 2010* -
## psychology

If you are not currently aware of something, but you can make it conscious by focusing on it, you may assume that information resides in the A. unconscious mind B. preconscious mind C. conscious mind D. subconscious mind. i believe the true answer is B. If

*asked by ourania on December 14, 2008* -
## bio 106

Imagine that you are plant hunter embarking on a safari that takes you to the far reaches of your neighborhood supermarkets. In the aisles of your grocery store, see how many plants and plant products you can find to answer the following questions. Look

*asked by abdul on August 5, 2013* -
## Physic

Ok so this question was posted before but I'm confused by the answer. The problem is: The two masses (m1 = 5.0 kg and m2 = 3.0 kg) in the Atwood's machine shown in Figure 10-23 are released from rest, with m1 at a height of 0.87 m above the floor. When m1

*asked by Kelsey on March 8, 2010* -
## Just a message(please read)

First of all I would like to thank everyone for helping me. The reason that I post my questions like I do is b/c they are multiple choice and all I'm looking for is to know if my answer is correct or not. If its not right then I would go back and try to

*asked by Jon on February 13, 2008* -
## Science

Genes are specific sections of (Fill in the blank) Answer choices alleles, chromosome, incomplete dominance, mitosis, codominance, centromere, DNA, diploid, reproduce, phenotype, meiosis, RNA Is the answer chromosome, or DNA?

*asked by Anonymous on October 15, 2014* -
## Math

Which sequence do I use to get the answer to this problem? Arithmetic or geometric? The answer is $36,000 but I do not no how to write it out or which one to use, Can someone please help me? Thank you. A person deposited $500 in a savings account that pays

*asked by Fh on September 2, 2010* -
## Science, physics

A ship is heading north at 15km/h in a tide moving at 6km/h westward. Determine the magnitude and direction of the resultant velocity of the ship. I can't answer it because I don't get the formula. And please give me the formula. I need the answer later.

*asked by Zablanity on November 30, 2016* -
## Math >.<

Determine if the situation represents proportioncel relationships.Explain. 1. Maggie makes $6 per hour babysitting. (My answer was yes because per is showing a proportioncel relationship) 2. Gina can buy 1bottle of shampoo for 2.95 and 2 bottles for 4.50.

*asked by Anonymous on October 13, 2013* -
## physics

In calculating the force of gravity between two objects, if the mass of one object increased by 4 and the other by 2, how many times would the force of gravity increase? I still don't understand but drwl's said that its proportional to the product not the

*asked by Jon on April 2, 2008* -
## math

Please show steps and give me explanations! Thank you. 1. If x=1/2, what is the value of 1/x+1/x-1 ? The answer is 0. 2. The sequence ZWYX may be changed in either two ways. Either two adjacent letters may be interchanged or the entire sequence may be

*asked by Clara on July 26, 2012* -
## Math - Exponential

Tests of an artifact discovered at the Debert site in Nova Scotia show that 28% of the original C14 is still present. Approximately how old is the artifact? 28% = 7/25 (7/25)P = Pe^(-5730k) (ln(7/25))/(-5730) = k 2.22 x 10^-4 = k (7/25)P = Pe^(-kt)

*asked by Anonymous on January 24, 2009* -
## Physics

Rosie (mass 41 kg) pushes a box with a horizontal force of 140 N (31.472 lb) at a speed 25 m/min. A. What is Rosie’s power output? Answer in units of W. B.What energy is produced by a 300 W lightbulb lit for 4.1 hours? Answer in units of J

*asked by Sam on February 29, 2016* -
## Philosophy

The best way that science can answer the problem of the identity theory of materialism (which means chemical brain states = mental states…which seems to indicate chemicals can “feel” and “think”) is by saying: I don't understand what this

*asked by anonymous on June 5, 2018* -
## Biology AP DNA Bases/Genetics

FIRST: Only answer if experienced in this field, no counter-questions, "I used to take this but I forgot," or random link-posting. A triplet of bases in a template strand of DNA is 5' CAG 3'. What would be the corresponding codon for mRNA? A) 3' GTC 5' B)

*asked by anon on January 31, 2019* -
## social studies

Because of (blank) , some countries using the euro faced bankruptcy and threatened the value of the euro. A. the refugee crisis B. a lack of ability to elect leaders in the EU C. the financial crisis of 2008 D. britain leaving the EU my best answer A or C

*asked by bryant myers on May 13, 2019* -
## Physics

A 2.2 kg otter starts from rest at the top of a muddy incline 93.9 cm long and slides down to the bottom in 0.60 s. What net external force acts on the otter along the incline? Answer in units of N It requires a number answer but it makes no sense to me.

*asked by Azriel on November 18, 2013* -
## College Math

A club consists of 16 men and 19 women. In how many ways can they choose a president, vice president, treasurer, and secretary, along with an advisory committee of six people? (Round the answer to five decimal places.) The Answer is blank x 10 to the 11th

*asked by Jessica on August 25, 2012* -
## Math

I keep getting 130gm for the answer!! Supposed to be 129.9 (I know it will round up, but rounded up is not the answer) I just need to know A pharmacy has 325 mL of a 40% solution in stock. 120mL of sterile water is added to the solution to decrease the

*asked by Rayne on September 30, 2015* -
## Physics

A flywheel turning at 1200 rev/min (125.7 rad/s) constant angular velocity has a radius of 2.5 cm. As it turns, a string is to be wound onto its rim. How long is the string if it is wound up in 10 seconds? It says the answer is 31.4m, but I don't know the

*asked by Pat on March 14, 2018* -
## MATH

D. Sam and Pete have a job dog-sitting for their neighbor. He pays them $5.00 for each hour they “sit”. Independent_______________________________ Dependent________________________________ I know the answer to independent I just need help with

*asked by Austin on January 3, 2007* -
## Language arts

This is pretty long... But all for good cause. XD. Rose Pogonias. 1. A saturated meadow, 2. Sun-shaped and jewel small, 3. A circle scarcely wider 4. Than the tress around were tall 5. Where the winds were quite excluded 6. And the air was stifling sweet

*asked by Sliverstream on March 11, 2019* -
## English

Writeacher, could you please check these sentences? Thank you. 1) Picture 1 shows some teenagers leaning on a barrier (bar?), whereas two are standing near them. They are all wearing casual clothes: short-sleeved T-shirts or shirts over ripped jeans. 2)

*asked by Henry on March 1, 2012* -
## 7th grade

Given a cube of density 8900kg/m3 and length side 10cm A-what is the nature of his cube? B-find the mass of the above cube? C-find the relative density of the cube? D-using gravity 10N/kg find its weight?

*asked by Anonymous on December 14, 2010* -
## math115

find the first and the third quartiles 347,242,146,391,249,567,277,218,319=q1 277,q3 347 find the mean 30,25,33,29,46,31,30,63,41,40,34,30,=36 find the median=30.5 is the mean or the median a more useful represenraion= the mean

*asked by p on October 12, 2009* -
## ?? Maths??

Find the values of b and c for which x^2+bx+c is a factor of 2x^3-3x^2-3x-5 Ok, i've tried to find a factor of the quadratic function using trial and error. Let f(x) = 2x^3-3x^2-3x-5 f(1) is not equals to 0 f(-1) is not equals to 0 ... and i cant find a

*asked by Marrion on September 26, 2009* -
## Urgent math

how do I do this can any body show me how? An arithmetic sequence begins 4, 9, 14, 19, 24, . . . . (a) Find the common difference d for this sequence. d = (b) Find a formula for the nth term an of the sequence. an = (c) Find the 35th term of the sequence.

*asked by Aileen on August 15, 2015* -
## science

A 4.0 kg box is raised from rest a distance of 6.0 m by a vertical force of 110 N. (a) Find the work done by the force. (b) Find the work done by gravity. (c) Find the final kinetic energy of the box.

*asked by ali on October 10, 2010* -
## Social Studies

what is the name of the war associated with Abraham Lincoln? Answer: Civil War what is the name of the war associated with George Washington? Answer: The American Revolutionary War

*asked by Anonymous on July 15, 2014* -
## math

so i got a math work sheet and i cannot figure out the math puzzle and to get the answer you have to do the work but i need help. Does anyone know what the answer to what did the spanish farmer say to his chicken is?

*asked by Megan on August 21, 2012* -
## 6th Grade Math

My Question: When Im doing multiplication, do i check it by using 2? For example: 84 times 37 = 3,078 How do i check my answer using estimation? - Answer: Im sorry, but i really need help on this question, I'm kinda stuck

*asked by Patricia on September 15, 2015* -
## algebra

Determine the length of the missing side of each right triangle. Show your work. 1)a=15; b=?; c=20 Answer is b= 5√7 2)a=9; b=12; c=? Answer is c= 15 **How do I show my work to come up with each of these two answers? THANK YOU!!

*asked by Tim on February 16, 2017* -
## math

divide 5 1/2 divied by 4 3/5 answer in simplest form. does simplest form mean a mixed number or decimal? I got an answer of 1 9/46 or 1.195652...

*asked by barb on July 20, 2010* -
## Algebra 1

Multiply. Simplify your answer. 1. (n + 3/n- 5) x (n^2 - 5n) A: n^2 + 3n 2. (6xy^2/2x^2y^6) x (6x^4y^4/9x^3) A: 2 3. (3h^3 - 6h/10g^2) x (4g/g^2 - 2g) (There is no typo.) A: ? 4. (m^2 + m - 2/m^2 - 2m - 8) x (m^2 -8 + 16/3m -3) (There is no typo.) A:

*asked by Victoria on May 30, 2014* -
## english

what is the subject of the following sentence? Would you care for a cup of coffee? My answer: you the verb is care. I asked who care? the answer: you care is this correct?

*asked by meisha on April 2, 2012* -
## Equation

Can anyone check this answer for me, simultaneous equation. Where y = 14 + 0.11x and y = 10 + 0.14x use algebra to solve, is the answer 14 + 0.11x = 10 + 0.14x y = 4 x = 0.03 If not where am I going wrong Thanks... :-)

*asked by Leo on February 4, 2008* -
## Algebra II

Consider the function y = 1/x. A. What happens to the value of the function as the value of x gets very large? My answer: the value of the function increases. B. For what value of x is the function undefined? Explain why. My answer: 0, because it is not

*asked by Sam on February 26, 2019* -
## chemistry

1.30 grams of chromium reacts with 9.5 grams of iodine. What is the percent of chromium in this compound? How do I work out this answer. I know answer is 12.02, but can figure out how to get it! Thanks!

*asked by Quick chem question on March 26, 2011* -
## Math- fractions

A cookie recipe calls for 3/4 cup of chocolate chips.Spencer has 2/3 cup. Does he have enough?If your answer is yes ,explain.If your answer is no, how much more does Spencer need?

*asked by Aisha on January 15, 2017* -
## chemistry

What mass of NaCl is contained in 24.88g of a 15.00% by mass solution of NaCl in water? the answer is 3.73g but i don't know how to get this answer..

*asked by Alaine on October 3, 2012* -
## Pre-Calculus

1) j(x)=-2/3x what is j(x)'s y-intercept? answer: (0,0) 2) k(x)=4 what is k(x)'s slope? answer: 0 3) g(x)=2x-5 what are the root(s) of g(x)? 4) the slope of line p if p is perpendicular to line f are the answers i provided correct? and please help me on 3

*asked by Sam on September 1, 2015* -
## Math

I'm trying to make a slope on graph paper, I had to make a figure with six sides and this is my vertexes. A=(4,-8) B=(9,-10) C=(15,-7) D=(13,-4)E=(7,-6) F=(4,-4) My segment is A and B my slope is -8-(-10)/4-9=-8+10/4-9=2/-5 What I get as my answer is -0.4

*asked by Gwen on May 20, 2014* -
## algebra : square root

I remember my teacher saying something about you square root an answer like 121 the answer is -11 and +11 But, this also is not true for all the answers Could someone tell me when I square root a number, when it is both a + and -, and when it is just a + .

*asked by Amy on November 2, 2010* -
## Math Exam Tuesday

My friend swears by your site so I thought I'd confirm some of my more difficult answers for my math practice exam. Is the solution set for 8^x = 16^ x+2 is it -2? Next is the solution set for log subscript 5 (2x + 3) = 2 is the answer 7/2? Lastly is the

*asked by Sara L. on January 13, 2007* -
## Algebra

A ball is thrown from an initial height of 2 meters with an initial upward velocity of 25m/s. The ball's height h (in meters) after t seconds is given by the following. Find all values of t for which the ball's height is 12 meters. Round your answer(s) to

*asked by Anonymous on May 14, 2014* -
## physics

The speed of a wave in a string is given by v = sqrt (FT/m), where FT is the tension in the string and m = mass / length of the string. A 2.00 m long string has a mass of 28.50 g. A 1024 g mass is attached to the string and hung over a pulley (see

*asked by Idali on April 16, 2017* -
## physics

The speed of a wave in a string is given by v = sqrt (FT/m), where FT is the tension in the string and m = mass / length of the string. A 2.00 m long string has a mass of 28.50 g. A 1024 g mass is attached to the string and hung over a pulley (see

*asked by Idali on April 18, 2017* -
## physics

The speed of a wave in a string is given by v = sqrt (FT/m), where FT is the tension in the string and m = mass / length of the string. A 2.00 m long string has a mass of 28.50 g. A 1024 g mass is attached to the string and hung over a pulley (see

*asked by Idali on April 13, 2017* -
## algebra

can someone please help me with my algebra i got this as a answer and i don't know if its right. N(t)= -3t^3 + 23t^2 + 8t a. Rewrite the formula by factoring the right-hand side completely. N(t)= -3t^3 + 23t^2 + 8t N(t)= (-t)(3t^2 - 23t - 8) N(t)=

*asked by samuala on July 31, 2010* -
## Math

A lottery has a grand prize of $180,000, two runner-up prizes of $22,500 each, eleven third-place prizes of $3600 each, and fourteen consolation prizes of $450 each. If 720,000 tickets are sold for $1 each and the probability of any one ticket winning is

*asked by Cecylia on March 5, 2010* -
## english

I have to do a small project on popular plays in London in the 1800's, but I can't find ANYTHING on it. i've checked google and lots of other places but nothing will come up. Does anyone know a website where I could find this information?

*asked by pinkpolkadots7 on December 6, 2006* -
## Critical Thinking

Answer the following questions in a 100- to 200-word response. Cover each bullet point in your answer. o In the future, how will thinking critically influence the ways that you: · Read? · Write? · Process information? o Why and how could you apply

*asked by a on April 30, 2008* -
## english two (asap)

Only answer the following questions if you know the answer. Oh ... and ASAP. - "Naett, that is the dry tornado, the hard clasp of lightning" Is the above quote a sound device, figurative language*, setting, or characterization? (Naett is a name in a poem

*asked by Anonymous on November 20, 2018* -
## physics

Hello! I'm studying for physics and I am stuck on this question (I have the answer): Two identical cars are travelling on a horizontal road, one of them is going at twice the speed of the other one. Both break using the same force. The slower car breaks

*asked by castiel on May 9, 2014* -
## chemistry

Background information: The concentration of various cations in seawater in moles per liter are Na+ (0.46M); Mg2+ (0.056M); Ca2+ (0.01M); Al3+ (4x10^-7M); Fe3+ (2x10^-7M) Question: If enough OH- ion is added to precipitate 50% of the Mg2+, what percentage

*asked by mel-2 on March 31, 2010* -
## english

please can someone answer this . i'v posted it so many times but no one answers Which is not an example of an idiom found in "Miss Rosie"? a. "when I watch you" b. "[you] used to be called" c. "waiting for your mind" d. "I stand up" i know that idiom is an

*asked by y912f on July 5, 2009* -
## Math

please check my answer thanks :) Mike purchased a home the mortgage is $235,000 at 8 3/4 % for 25 years. His annual property taxes on the home are $6,345 he also has to pay hazzard insurance in the amount of $1,479. What is the PITI payment of their loan ?

*asked by kaleigh on November 27, 2007* -
## chemistry

how do i solve the following problem? Nitrogen dioxide decomposes to nitric oxide and oxygen via the reaction: 2NO2 → 2NO + O2 In a particular experiment at 300°C, [NO2] drops from 0.0100 to 0.00650 M in 100 s. The rate of Disappearance of NO2 for this

*asked by jess on November 17, 2010* -
## social studies homework

3. What happened as a result of a meeting between A. Phillip Randolph and Franklin Roosevelt? (l point) I truly have no idea what this answer could be, I looked all through the lesson and found nothing. Can someone either help me by steering me in the

*asked by mali on March 28, 2017* -
## Grammar check

Hello, can you please check my answer. Which of the following sentences is written in the subjunctive mood? A. If the sun is shining, then I will wear sandals. B. It was the weekend, so she slept until noon. C. My health teacher recommends that I eat five

*asked by kevin on November 11, 2015* -
## spanish sra JMcGuin

example: botas/parda/botas negras answer: No me gustan estas botas pardas. Prefiero esas botas negras. Please review my answers thank you 1. Sueter de lana/sueter de algondon My answer: no me gusta esta sueter de lana. Preiero esa sueter de algondon 2.

*asked by sam on November 6, 2007* -
## Maths

given (e^x)sin3x = Im((e^x)(e^i3x)) Integrate (e^x)sin3x.dx You can just take the imaginary part of the integral of ((e^x)(e^i3x))= e^([3i +1)x] which is IM(3i +1)e^(3ix + x) = IM (3i +1)e^x*e^(3ix) = IM {(3i +1)*e^x* [ cos (3x) + i sin (3x)] = e^x* sin

*asked by Tom on January 20, 2007* -
## math

Let the equation of a circle be x^2+y^2-14x+8y+56 a. Find the standard form of the circle b. Find the center of the circle c. Find the radius of the circle

*asked by Anonymous on June 4, 2015* -
## Statistics

1. If P(A) = 0.4 P(B) = 0.2 and P(A or B) = 0.5, find the sum of P(A and B) and P(A|B). -How would I even start this question? 2. Let A and B be two mutually exclusive events for which P(A) = 0.15 and P(B) = 0.3. Find P(A and B). -If it's mutually

*asked by Alex on October 6, 2015* -
## Physics

Hi everyone, finished all my utexas physics homework, save this last question... I don't quite why I'm not getting the right answer. Any help offered will be appreciated, it could lead me to the right answer :) P.S.---- I've already imputed the following

*asked by Kyle on October 24, 2010*

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