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

143,010 questions, page 75-
## maths

PLS HELP!!!! Some children were sharing oranges. If each child took 3 oranges, there would be 2 oranges left over. But if each child took 4 oranges, there would be 2 oranges short. How many oranges were there?

*asked by Ben on September 1, 2007* -
## physics

I am having some difficulty with a few problems on my homework and I'm hoping to get some insight. the first one: a robotic space probe of mass 7600 KG is traveling through space at 120 m/s. Mission control determines that a change in course of 30.0

*asked by H.M. on April 13, 2009* -
## Algebra

Can someone verify if my answers are correct? Solve. 1/x+6-1/x-6 My answer is: -12/x^2-36 Solve. 1/x+5+2=5/x+5 My answer is: -3 Subtract. Express your answer in simplest form. 13x/30-4x/15 My answer is: x/6 Can someone verify if my answers are correct?

*asked by Need Help on July 12, 2007* -
## Finance

A dealer in government securities currently holds $875 million in 10-year Treasury bonds and $1,410 million in 6-month Treasury bills. Current yields on the T-bonds average 7.15 percent while 6-month T-bill yields average 3.38 percent. The dealer is

*asked by winkyD on November 6, 2012* -
## MATH

Rob can complete his bus route in 6 hours. Joan can complete her bus route in 3 hours. If they left the terminal at 3:00 am and after each completed route returned to the terminal, determine the next time they would leave the terminal at the same time.

*asked by Anonymous on November 27, 2010* -
## Geometry

Hey, I just wanted you toall check my answer and see if it is correct. Here it is: 6. The measure of angle B is 65.8 degrees. Find the measure of the complement and supplement of angle B. - 24.2 degrees; 155.8 degrees - 155.8 degrees; 24.2 degrees -144.2

*asked by Katie Kat on February 13, 2019* -
## Sixth Grade Math

Leland wants to paint a portrait for his parents using a photograph of them that is 5 inches wide by 8 inches high. He wants the portrait to be proportional to the photograph and 42 inches high. Which proportion can Leland use to find w, the width he needs

*asked by Mark on December 11, 2014* -
## Math, Algebra.

2. Sylvia has 6 1/2 boxes of chocolate to share at a family picnic. If she gives each person 1/3 of a box, how many people can receive chocolate? 13, 17, 19, or 21? I believe that the answer is 19. Take 6 1/2, divided by 1/3, and get 19 1/2. Since 19 is

*asked by -3- on October 9, 2012* -
## Math

I have the problem: A triangle has a base of 3.6 cm and an area of 22.32 cm squared. What is the height of this triangle. The teacher gave us the answer key and I know the answer is 12.4 but I don't know how they came to that answer. I can't figure out how

*asked by Brandi on February 1, 2012* -
## Trigonomrtry

I had asked help for a question and Steve gave me this answer on how to set up equation 20-x/6.11=tan28 degrees The answer is approx 16.75 ft. I still don't know how to do this! When I do it I get different answer. Could you please break this down step by

*asked by Cherie on October 2, 2014* -
## math,correction

add 5y-4 and 2y^2-8y my answer is: 2y^2-3y-4 classify the following, if possible 7x^2+10xy+y^2 a)not classified b)trinomial c)monomial d)binomial My answer: trinomial Write using positive exponents, and simplify if possible (-3x)^-2 a)(1)/(6x^2)

*asked by jas20 on February 27, 2007* -
## S.S I need help

It's volunteer time! You've decided to become a Red Cross vounteer. You want to convince your friends it's the right thing to do! Browse the Web site, reading about the different opportunities available to kids your age. Next, create a short presentation

*asked by Julio on April 20, 2017* -
## Business Math

Hafers, an electrical supply co., sold $4200.00 of equipment to Coates Wiring Inc. Coates signed a promissory note 5-12th with 6.00% interest. The due date was Aug. 21st Short of funds Hafers contacted their bank on 7-6th;the bank agreed to take over the

*asked by Pat on March 23, 2013* -
## Algebra

1. Suppose you want to cover the backyard with decorative rock and plant some trees as the first phase of the project. You need 25 tons of rock to cover the area. If each ton cost $40 and each tree is $65, what is the minimum number of trees you can buy

*asked by Anna on February 3, 2010* -
## Calculus

solve (Z^2)+5=-4/Z^2 how do i solve it?? the answer is +2or-2, or, +or -i. but i really don't know how to get this answer.i tried to multiply both side by Z^2, but i think it just made it more comlicated and i didn't get the right answer at the end...can

*asked by Anne on March 12, 2008* -
## Math

#1) Luis stated that when you are converting meters to centimeters your answer will be larger than your original number. My answer is yes because centimeters are smaller . (Is my answer OK ) #2) 8/9 + 1/3= 33/27= 1(12/27)= (I'm stuck here) #3) 6/8-2/6=2

*asked by Jessica on May 20, 2016* -
## Math

Hello, I need to know if I have the right answers to these questions. 2x-y=3 question is which of the following points lie on the line. is the answer 0,3 (-1,1) (2, 1) (-3, 1) (-3, ) or (1, 2) I chose the answer (-3, 1) is that right, second question: If

*asked by bodes on September 2, 2008* -
## math correctionplz

can someone correct these also for me.. Which of the following is not a polynomial? a) 24 b) 4x^3+5x-1 c)2x-(1)/(x) d)3xy^2+xy MY answer is: A Simplify. write your answer with only positive exponents (y^5)/(y^10) Possible answers: a)y^2 b)(1)/(y^2)

*asked by jas20 on February 27, 2007* -
## MATH

Can somebody show me how to get to the answer? How do 2pi[((-6561/4)+2430-(729/2))-((-1/4)+(10/3)-(9/2))]=2560pi/3. My answer is always= 10184pi/12 or 2546pi/3. I don't know what I did wrong that cause my answer to be wrong.

*asked by Anonymous on June 23, 2018* -
## math

Can someone help me answer this question? It's combining like terms, my teacher said that the first term is right but the rest is wrong. Question~~ 2x^2y–5xy–7xy–8x^2y+9xy^2 –xy^2 My answer ~~ 2x^2+-8x^2 (2-8)x^2 -6x^2 y+y+y+y (1+1+1+1)y 4y

*asked by Abby on September 14, 2015* -
## math

Perform each operation, convert to a fraction, & then convert your answer back to a mix number. -4(7/8)x 3(2/3) I did 8*-4+7/8 & got -25/8 then 3*3+2/3 & got 11/3 then i multiplied -25/8* 11/3 & got -275/34 but it's not the right answer, the answer is

*asked by penny on October 13, 2013* -
## TRIPLE JUNCTION SOLAR CELL - I

The figure below presents the EQE of a triple junction solar cell with junctions A, B and C under short circuited (V = 0 V) condition. EQE table is: A: EQE = 0.7 wavelength= 300 to 650 nm B: EQE = 0.9 Wavelength= 650 to 850 nm C: EQE = 0.8 Wavelength= 850

*asked by UNO on November 23, 2013* -
## com130

Write a 1,750- to 2,100-word research project detailing one of the following career choices: o Web developer or administrator o Project manager o Database administrator o Computer programmer o Network and computer systems administrator o Computer engineer

*asked by aprile on August 3, 2009* -
## French

Could you check this answers also thanks. Directions use the correct form of the verb faire. Je vais chercher Sophie. On va ---------- les courses. Answer: fait Vous ------- souvent les courses? Answer: faites Mon cher ami, nous -------- les courses tous

*asked by S.B.S.P on March 23, 2009* -
## science

i was wondering if any one could help me, for the science fair my teacher gave me a project that i am having some trouble with. It is to make a clock powered by water, i have the materials but don't acually know how i should put it thogether, the materials

*asked by Julie on January 19, 2008* -
## calculus problem I have tried 100 times

A tank in the shape of an inverted right circular cone has height 5 meters and radius 4 meters. It is filled with 2 meters of hot chocolate. Find the work required to empty the tank by pumping the hot chocolate over the top of the tank. The density of hot

*asked by Anonymous on July 26, 2015* -
## English

Where can I get a summary of "The Greatest Salesman in the World" by Og Mandino? Thank you for using the Jiskha Homework Help Forum. Sometimes you can get a short summary on the book jacket. There are many sites where you can purchase this book but the

*asked by Jes on January 20, 2007* -
## Brief Calculus

The position s of a point (in feet) is given as a function of time t (in seconds). s = −10 + t − 15t2; t = 8 (a) Find the point's acceleration as a function of t. s''(t)= I know this answer, it is -30 (b) Find the point's acceleration at the

*asked by Kyle on October 10, 2013* -
## Statistics

A sample of 148 values is randomly selected from a population with mean, μ, equal to 46 and standard deviation, σ, equal to 17. (Give your answers correct to one decimal place.) (a) Determine the interval (smallest value to largest value) within which

*asked by Dakota on November 23, 2014* -
## PHYSICS....PLEASE HELP

Which of the following systems have high entropy? Which systems have low entropy? a. papers scattered randomly across a desk b. a freshly opened pack of cards c. a cultivated field of cabbages d. a room after a party Whomever designed this question doe not

*asked by anonymous on February 14, 2007* -
## civics

What are the actual roles of aged people in Asia,Africa and America? This is such a broad question -- covering millions of people on three continents -- that a definitive answer isn't possible in this short space. First we need to define what you mean by

*asked by lore on December 16, 2006* -
## To DrBob202

Bob, This is what you said to do but i'm still not getting the answer which i have to get to V=20ft cubed. I've done the converting but i can't get to the answer because 4ft is 48inches. I've tried it with feet and inches and i still can't get to the

*asked by Jasmine07202006 on October 19, 2006* -
## English

In Rikki-tikki-tavi, how do the characters represent humans??? I have read the short story and so far have this: The animals in Rikki-tikki-tavi represent humans in a lot of ways. For example, when Nagaina is forced to choose between her last child and a

*asked by Cass on November 12, 2006* -
## Chemistry-Dr.Bob, I need you!!!!

You can mix 100.mL of 1.0 M HCl with 100 mL of 1.0 NaOH, both at 25 degree Celcius. The temperature of your calorimeter rises by 5.98 degree C, and its heat capacity is 100 J/degre C. How much energy is released per mol of H2O formed? My answer: 6x10^6 J

*asked by Sanaya on January 8, 2016* -
## Math-Algebra 2

The surface area of a golf ball is 8.92 in ^2. The surface area of a softball is 53.78 in ^2. Find the ratio of the volumes of a golf ball to a softball. Surface Area = 4π r^2 and Volume = 4/3π r^3 I'm not sure if I did this problem right, but I think

*asked by Brianna on February 9, 2012* -
## Biology

I have to draw a labelled diagram to show the chromatids of a diploid cell at the end of anaphase I of meiosis for a person who is heterozygous for both characters. (both characters being Huntingdon disease(H) on the short arm and red hair gene(R) on the

*asked by Hol on April 9, 2007* -
## Social Studies/ History

Can someone please write a short paragraph for each event, explaining what they are and how they led to the civil war to help me study? Just a simple paragraph, not a super long one. -Missouri Compromise -Nat Turner's Rebellion -The Wilmot Proviso -The

*asked by Reeces on February 9, 2017* -
## english 11

Question about Nora's children in the book the A Doll's house.? 1. What have you Learned from My Mother? Write three short paragraphs, one from the point of view of each of Nora's children, describing. what the children feel they've learned from their

*asked by yasminb. on April 14, 2014* -
## math

let equation of an ellipse be x^2+4y^2+6x-8y+9=0 a. Find the standard form of the ellipse b. Find the center c. Find the vertices d. Find the foci e. Find the eccentricity

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

A small steel ball bearing with a mass of 28.0 g is on a short compressed spring. When aimed vertically and suddenly released, the spring sends the bearing to a height of 1.25 m. Calculate the horizontal distance the ball would travel if the same spring

*asked by Emily on September 12, 2010* -
## physics

A small steel ball bearing with a mass of 28.0 g is on a short compressed spring. When aimed vertically and suddenly released, the spring sends the bearing to a height of 1.25 m. Calculate the horizontal distance the ball would travel if the same spring

*asked by Emily on September 12, 2010* -
## Physics please help im DESPERATE

A small steel ball bearing with a mass of 17.0 g is on a short compressed spring. When aimed vertically and suddenly released, the spring sends the bearing to a height of 1.23 m. Calculate the horizontal distance the ball would travel if the same spring

*asked by Robert on February 8, 2013* -
## Calculus

Find the inverse of each relation: y = (0.5)^(x+2) and y = 3log base 2 (x-3) + 2 For the first one I got y=log base 0.5 (x+2)...but the answer in the back of the textbook says that it is not x+2, but x-2. Can someone tell me why it would end up being x-2

*asked by Raj on May 6, 2007* -
## There you go

The Merriam-Websters defines suspense as "a feeling or state of nervousness or excitement caused by wondering what will happen." In "The Most Dangerous Game," by Richard Connell, the author's use of choice of setting details, choice of foreshadowing, and,

*asked by Reina B. V on December 31, 2013* -
## Language Arts

A. Bostians find themselves at odds with colonists in the other colonies as a result of the conflict in Lexington. B. Despite the lost of life in Lexington, Governor Gage continues to be a conciliatory and lenient presence in Boston. C. After shots are

*asked by Leonard on December 20, 2014* -
## Math

(1 & 2) The first three points do not fall on a straight line, and there is no value of k that will make that happen. (4) To find the quadratic y = a x^2 + bx + c that passes through the first three points, solve simultaneously 1 = c 3 = 4a + 2b + c 6 = 16

*asked by drwls on December 25, 2006* -
## Physics

The heating element of a simple heater consists of a 2.2m--long, 0.70mm--diameter nichrome wire. When plugged into a 120 V outlet, the heater draws 7.5 A of current when hot. I found that the wire's resistance when it was hot was 16 ohms. Now using this

*asked by Kayla on October 21, 2011* -
## math

first multiply first 2 digits, wrire answer side by then multiply1st and 3rd digits write answer next to earlier answer. Then add both answers and minus middle digit of the question

*asked by Anonymous on March 5, 2015* -
## calculus

updating previous question so easier to understand im using chain rule to answer this question: f(x) = -5 sqrt(x^2 - 4x + 1) what is f'(x)? tried to use calculator to get the answer to base my answer off of but this is a nonreal number. does this mean i

*asked by eric on January 8, 2014* -
## math

On a TV game show, a contestant makes $800 for every correct answer but loses $500 for every wrong answer. After answering 26 questions, Sarah broke even. How many questions did she answer correctly?

*asked by Christina on November 16, 2012* -
## MATH - PLEASE HELP!

Need help with combining like terms How do I figure this out... 11+5t^2+t+6t If anyone can help I would really appreciate it. I helped BELOW!!!LOL See the answer below which I posted as a correction to the answer provided by Margie and Dr Phil. The correct

*asked by lily on November 2, 2006* -
## MATH

On a TV game show, a contestant makes $600 for every correct answer but loses $500 for every wrong answer. After answering 22 questions, Sarah broke even. How many questions did she answer correctly?

*asked by TAYLOR on May 4, 2014* -
## physics

I found out how I was messing up and getting the wrong answer. I entered (-30) squared + 49.5 squared then took the square root of the answer getting 39.37 instead of 57.88 which i figured out was the right answer, I didn't enter all in my calc at the same

*asked by Constant physics poster! on September 21, 2009* -
## U.S. History to 1865

I think that I have the answer to this question but I am not so sure. My answer is On the principle of first national doctrine but I think that I need to answer more. Here is the question: How might have the Gutierrez map's indication of where Native

*asked by B.B. on June 1, 2009* -
## Kootenay Region

what led to quick growth in the Kootenas? and why was this growth momentary? Silver, Copper, and other metals were discovered by prospectors in the Kootenay region which led to the growth of this region. This growth was short lived because mining towns

*asked by Emma on June 7, 2011* -
## Physics

I need immediate help on these questions:. 2.a small plastic ball with a mass of 0.005kg is suspended from a thread and hangs in equilibrium as shown in the drawing below when a small rod with a 2 uC charge is brought to within 3mm of the ball a)find the

*asked by Julie on March 30, 2014* -
## math

in a big right triangle with a small right triangle inside of it. C is the length of the whole thing., R is the adjacent of the small tri. H is the oopisite of the small tri. B is the adjacent of the big tri. as well as the hypotenuse of the small tri. S

*asked by anonymous on March 21, 2011* -
## Algebra 2

A company placed $1,000,000 in three different accounts. It placed part in short term notes paying 4.5% per year, twice as much in government bonds paying 5%, and the rest in utility bonds paying 4%. The income after one year was $45,500. What are the

*asked by Marilu on October 12, 2012* -
## eng

How do i write an application for a day's leave from school? I would use a memo format -- http://owl.english.purdue.edu/handouts/pw/p_memo.html -- and make the text of the memo short and to the point. "I am requesting leave on Tuesday, February 27, 2007,

*asked by Rose on February 22, 2007* -
## Principles of Law Enforcement

After seeing a story on the local news about a police officer suspended for allegedly using excessive force to quell a disturbance at a night club, you decide to write a letter to the editor of your local paper. In a short letter, examine the importance of

*asked by DTD on May 1, 2008* -
## math

what is the number feared by the pythagoreans I googled "number feared by the Pythagoreans" and checked the 3rd entry. This is what I found on that web site. Find the number feared by Pythagoreans, since it lies halfway between the only two integers that

*asked by Anonymous on September 13, 2006* -
## math ( CHECK MY WORK)

1. on 3 tests, a student scored a total of 258 points. if the student improved his performance on each test by 5 points, what was the score on each test a. 81,86,91 b. 80,85,90 c. 75,80,85 d. 70,75,80 is the correct answer A. 2. an item costs x dollars.

*asked by Sara! on May 24, 2010* -
## Fitness (Check answers)

6) Gang member often have weapons and are involved in violence. TRUE OR FALSE ~ (my answer is TRUE) 7) Being disruptive in class and getting angry easily could be sign of abuse. TRUE OR FALSE ~ (my answer is FALSE) 8) People with high self-esteem are prone

*asked by Rebecca on April 25, 2016* -
## Physics

A ferry is crossing a river. The ferry is headed due north with a speed of 1.7 m/s relative to the water and the river’s velocity is 2.4 m/s to the east. a) What is magnitude of the boat’s velocity relative to Earth? Answer in units of m/s b) Find the

*asked by Crystal on October 8, 2012* -
## Honors Pre-Cal

We're reviewing and I forgot how to do this. Given y=x2-4+3 (x2 is x squared) a)write in standard from b)find vertex c)find equation of the axis of symmetry d)find the x-intercepts e)find the y-intercept

*asked by Helen on October 10, 2010* -
## Physics

i need help sovling for these variables(i know that i am supposed to solve usign opposite operartion but i keep getign most of them wrong. A= 1/2 (a+b)h find a A= 1/2 (a+b)h find h T= squareroot I find I V= 4/3pier^2 find r

*asked by jake on February 2, 2010* -
## Phyisics

i need help sovling for these variables(i know that i am supposed to solve usign opposite operartion but i keep getign most of them wrong. A= 1/2 (a+b)h find a A= 1/2 (a+b)h find h T= squareroot I find I V= 4/3pier^2 find r

*asked by jake on February 2, 2010* -
## PreCalc

QP is (x y) = (3 -1) + r (14 10) QR is (x y) = (3 -1) + s (17 -9) PR is (x y) = (0 18) + t (5 -7) where r, s, and t are scalars. 1. Use vector methods to find the coordinates of P, Q, and R. 2. Find vectors PQ and PR and evaluate PQ*PR 3. Find size of QPR

*asked by John on October 12, 2017* -
## PreCalc

QP is (x y) = (3 -1) + r (14 10) QR is (x y) = (3 -1) + s (17 -9) PR is (x y) = (0 18) + t (5 -7) where r, s, and t are scalars. 1. Use vector methods to find the coordinates of P, Q, and R. 2. Find vectors PQ and PR and evaluate PQ*PR 3. Find size of QPR

*asked by John on October 12, 2017* -
## physics

i need help sovling for these variables(i know that i am supposed to solve usign opposite operartion but i keep getign most of them wrong. A= 1/2 (a+b)h find a A= 1/2 (a+b)h find h T= squareroot I find I V= 4/3pier^2 find r

*asked by jake on February 2, 2010* -
## Geometry :(

this maths problem is wrecking my head.... 1.find the points of interesction of the line L and the circle k in the following L:x-2y=0 K:X Squared + y squared=25 I would solve both equations for y, and then you'll have a system with two equations and two

*asked by emer on September 9, 2006* -
## english

write a short story based on the themes shakesphere explored in macbeth.do i have to write the themes of macbeth and explain them or the assignment is something else.i think i have to explain the themes

*asked by paul jones on November 2, 2008* -
## Economics

. A firm has prospective sales of $50 million, fixed costs of $60 million, and variable costs of $40 million. What does the firm do (a) in the short run? (b) in the long run?

*asked by Mike on August 6, 2014* -
## English

Chosse the simple predicate in the following sentence. The men finished the game in a short time. 1) men 2) finished 3) game 4) time I choose #2 finished.

*asked by Sarah on November 30, 2007* -
## 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

*asked by Anonymous on January 12, 2015* -
## Physics

A motorist travels at a constant speed of 34.0 m/s through a school zone; exceeding the posted speed limit. A policeman, waits 7.0 s before giving chase at an acceleration of 3.9 m/s2. (a) Find the time required to catch the car, from the instant the car

*asked by Erin on October 10, 2009* -
## physics6

In a cathode ray tube, electrons are accelerated from rest by a constant electric force of magnitude 6.2 multiplied by 10-17 N during the first 2.2 cm of the tube's length; then they move at essentially constant velocity another 43 cm before hitting the

*asked by Anonymous on February 16, 2012* -
## physics14

In a cathode ray tube, electrons are accelerated from rest by a constant electric force of magnitude 6.2 multiplied by 10-17 N during the first 2.2 cm of the tube's length; then they move at essentially constant velocity another 43 cm before hitting the

*asked by jm on February 16, 2012* -
## calculus help

find the producer's surplus at a price level of p=$150 for the price-supply equation p=S(x)=100-0.25x is received p=200 the final answer is 5000 is this correct and can you do the steps so i can see if i did i correct You have not defined x. Is S supposed

*asked by shanere on December 2, 2006* -
## Radicals3

State the restrictions on the variables and then simplify each of the following expressions. A.) X root 12x^4 The answe is 2x^3 root 3 but I don't know how to get the answer it. B.) (3x root x^2)(2 root x^5) The answer is 6x^4 root X but I don't know how

*asked by Heaven on May 31, 2016* -
## French

Could you check these thanks Part 1 Directions: Vrai or Faux? 1. --------- Les passagers récupèrent leurs bagages avant d'embarquer. Answer: vrai 2. -------- Les passagers récupèrent leurs bagages après avoir débarqué. Answer: faux 3. -------- On

*asked by Lisa on February 17, 2010* -
## MATH

I'M HAVING A PROBLEM WITH THIS PROBLEM,IT SAY'S FIND THE MISSING NUMBER HERE IS AN EXAMPLE PROBLEM, _ + 7 + -7 = -8 ,I NEED HELP WITH THAT . First: + 7 + -7 = 0 ___ + 0 = -8 Do you see what the answer is now? WHAT MISSING NUMBER GO IN THAT SPACE,I DON'T

*asked by TREVIA on July 16, 2007* -
## French

Could you please check these thanks. Directions: Complete with the verb mettre. 1. Qu'est-ce qu'ils -------- dans leur sac à dos? Ils ------------ Answer 1: mettent Answer 2: mettent 2. Qu'est-ce que tu --------- dans ton sac à dos? Je ---------- Answer

*asked by Katie on April 25, 2009* -
## English

Posted by Mary on Wednesday, October 14, 2009 at 10:20am. In 2003, Governor Robert L. Ehrlich wisely lifted the moratorium. His decision was justified. In 2005, a careful review of the study by Professor of Statistics and Sociology Richard Berk of the

*asked by Mary on October 14, 2009* -
## Spanish 3 Homework

Hi! Can someone check these for me to see if I'm doing them right? Thank you! Directions Re-write the commands in Spanish using object pronouns. Also, the words in parentheses are saying who you are talking to. 1.) (sister) Wash the dishes for me! My

*asked by Paula on January 22, 2015* -
## Social studies?

Please ignore my previous post. I prematurely hit the enter key. I've been watching this board all day, waiting for someone to answer my physics question (no one has yet. sigh.) I just have to say Ms. Sue is my hero. She consistently answers almost every

*asked by Anastasia Beaverhausen on August 15, 2007* -
## Calculus

I am having trouble differentiating x^2 + 2lny = y (solving for dy/dx). I know that I need to do implicit differentiation, but the answer I get is not correct. The answer I got was (2x-2xy)/2, but the answer is (2xy)/(y-2). How do I do this problem?

*asked by W on November 30, 2011* -
## Algebra 2

Q: What is the value of b in the equation 4^2b-3 = 8^1-b? My Work/Answer: Set each sides base to 2 2^2(2b-3) = 2^3(1-b) cancelled bases out solved for b my answer - 9/7 Is my work and answer correct Thank You

*asked by Bryan on March 22, 2016* -
## Math

What is 1 7/12 - 3/20 equal to? I tried to do this question but I couldn't quite get the answer. For the directions of the work, its says use the least common multiple as the denominator and when I came across this one, I couldn't quite get the answer. If

*asked by Nat on March 27, 2017* -
## science

i do not understand how to answer the question if it has (N) instead if saying (kg) how would i answer, and the question is.: if the net force is 100N, and the acceleration is 5m/s squared how much mass am i moving? please answer soon!! Thank You!!

*asked by anna on January 6, 2009* -
## Physic

The position of a mass on a spring is given by x = (7.6 cm) cos [2 π t / (0.82s)]. Where is the mass at t = 3.1 s? (Answer: 1.45cm) Answer is provided above. Please show all work on how to get the answer. Thank you.

*asked by Anonymous on May 23, 2014* -
## math

How did they get to this answer can someone explain the steps. Directions: Find the future value of each ordinary annuity, if payments are made and interest is compounded as given. R = 15,000; 12.1% interest compounded quarterly for 6 yrs. answer:

*asked by student on June 19, 2007* -
## Biology

Hi! If I have two plants with the genotypes Rrtt and rrTt where red color(R) is dominant over white(r) and being tall(T) is dominant over being short(t).If I complete a Punnet square, will it look loke this: R r r r t Rt rt T rT rT t rt rt t rt rt How can

*asked by Jay on January 8, 2010* -
## Algebra 2

A company placed $1,000,000 in three different accounts. It placed part in short term notes paying 4.5% per year, twice as much in government bonds paying 5%, and the rest in utility bonds paying 4%. The income after one year was $45,500. What are the

*asked by Marilu on October 12, 2012* -
## calculus

a particle moves along a number line measured in cm so that its position at time t sec is given by s=72/(t+2) +k, k is a constant and t>=0 seconds. (a) Find the instantaneous velocity of the particle at t=4 seconds (b) Find the acceleration of the particle

*asked by nadra on February 4, 2011* -
## Biology

Okay, I need help. "If short hair (L) is dominant to long hair (l), then what fraction of the offspring produced by a cross of Llxll will be homozygous dominant? a) 1/2 b) 1/4 c) 1/3 d) none (no change of this offspring) The key says that it's d, but when

*asked by Claire on November 17, 2009* -
## English

I have to write a 3 paragraph wisdom anecdote; a short story that teaches a lesson. I needed some help coming up with ideas for my anecdote. I have read examples of anecdotes, but I can't make up any story that teaches a lesson. Any help?? Story or moral

*asked by Anon on December 4, 2017* -
## Chemistry

Hi I'm doing a research paper on the PH of skin and was wondering if you could answer even a few of these questions. I am in high school. Thanks. what does ph have to do with skin? how would using alkaline products affect skin? what are some symptoms

*asked by Anonymous on May 6, 2008* -
## Physics

A 4.17 g bullet moving at 506.1 m/s penetrates a tree trunk to a depth of 4.64 cm. a) Use work and energy considerations to find the magnitude of the force that stops the bullet. Answer in units of N. b) Assuming that the frictional force is constant,

*asked by Madi on November 18, 2015* -
## Math

Could someone verify the answers. I don't know question C and D Thank you! 1. In physics, the formula for centripetal force is F = mv^2/ r where m is the mass, v the velocity, and r the radius. a) Find the length of a string when a mass of 2.4kg is being

*asked by Casey on January 12, 2012*

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