Algebra, help + check please

104,559 results, page 33

ap algebra

can you check my answers please? Find the zeros for the polynomial function and give the multiplicity for each zero. State whether the graph crosses the x-axis or touches the x-axis and turns around, at each zero. f(x) = 2(x - 2)(x + 4)^4 2, multiplicity 1, crosses x-axis; -4...

Algebra

Solve the system of equations and check your solution. x^2+y^2=25 x+2y=10 I tried but I got only the 2 x values 8 plus or minus the square root of 164 all over 2. I know the answer is wrong but I can't find my mistake. Can you show me step-by-step how to solve this system of ...

7th grade math please check ASAP please!

Tom buys a shirt for $22.00 plus 7% sales tax. His cousin buys a shirt for $18.00 plus 4% sales tax. a. How much do Tom and his cousin pay for the shirts? Show your work. b. Who spent more on tax? (3 points) Is my answer correct: B: Tom's cousin **I already know A, thanks for ...

chem/DrBob22

consider the following balance chemical equation: 2NH3(g)+3CuO(s)=N2(g)+3Cu(s)+3H2O(g) if 18.1grams of ammonia reacts with 90.4 grams of copper(II) oxide, which is the limitting reagent?? what is the theorectical yield of nitrogen gasd? if 8.52 g of N2 are formed, what is the...

math

will someone check my work please?A virus scanning program is checking every file for viruses. It has completed checking 40% of the files in 300 seconds. How long should it take to check all the files? 950 seconds Gasoline accounts for 85% of the motor fuel consumed in the ...

Algebra 1

Can you please check my work? A city planning committee surveys 100 people waiting at a bus stop about the expansion of the public transportation system. Is this an example of a: random sample, systematic sample, self-selected sample, convenience sample, bipartisan sample, or ...

Math 8R: Homework Check - Part 4

Part 4: Translate and solve: 25. 6 less than twice a number is ten Answer : 2n - 6 = 10 (answer: n = 8) 26. The quotient of a number and 4 plus 3 is 8 Answer: n/4 + 3 = 8 (answer: n = 29) 27. 4 less than three times a number is -28 Answer: 3n - 4 = -28 (answer: n = -8) 28. ...

algebra check!!

1 to the 7 power= 1 (-4)to the third power = -4·-4·-4=-64 -4 to the third power =-4·4·4=-64 right or wrong?? :?

algebra

One number is 5 times another If the sum of their reciprocals is 2/15 find the two numbers Write a sentence that defines the variable you use and check your solution n is one number on it another number n= 5*on 1/n + 1/on= 2/15 1/5on + 1/on= 2/15 multiply both sides by 5on 1...

Spanish: Please check answers

Please check my answers. The nswers are at the bottom. 3. Fill in the blank with the correct form of the verb: yo/dormir. yo _________ 4. Fill in the blank with the correct form of the verb: ella/devolver. ella _________ 5. Fill in the blank with the correct form of the verb: ...

english/poem

I am suppose to do a funny sonnet poem that has 10 syllables per line and 14 lines .Can you check my syllable or any mistakes. Oh homework! Oh homework! How I hate you! You smell, you stink, and you I don’t admire I want to tell you “go on” “git” and “shoo!” I ...

S.S

The merrimack and the monitor changed naal warfare because they engaged in the first battle between A. metal covered ships B. wooden ships C. aircraft carriers D. ships carrying guns I say its B, please check.

Science please check my answer

Which of the following fossil types is best described as forming when minerals replace all or part of an organism's body? A) A mold B) A petrified fossil*** C) A cast D) A trace fossil

Algebra - check to see if correct

Telephoto lens. Use the formula from Exercise 67 to find the image distance i for an object that is 2,000,000 mm from a 250-mm telephoto lens. (Section 6.7 (1/f = 1/0 +1/i) 1/i = 1/250 - 1/ (2*10^9) i=25.

math algebra 2

polynomial complete the table for -7x^4+8x^3-3x^2+5x-9 not sure if this is correct sorry I did not post my answer to check to see if they were correct. term -7x^4 8x^3 3x^2 5x -9 coefficient -4 8 3 5 8 degree of term 4 3 2 1 0 degree of polynomial 7? -7x^4

algebra

I have a problem that I have no idea how to solve. The instruction say to solve and check the given equation by rational exponents. The equation is: x to the 5/2 power = 32. Can you show me how to do this step by step?

Algebra 2

Is the solution to this rational expression extraneous? The problem: (2x-3)/7 -(7x)/14 My answer: x = -9/4 My teacher wants to know if the solution is extraneous and I know I have to plug my answer back into the expression to check but I still don't understand.

algebra

The formula b=27a, is used in New England to estimate the minimum furnace output, b, in BTUs, for a modern house with a square feet of flooring. What is the minimum furnace output for BTUs? What is the answer to A? I have searched and listened to all kinds of algebra help ...

math

1. Samuel is 2/3 as old as his brother. In five years, he will be 3/4 as old as his brother will be. Find their present ages. a. If x = the brother’s age now, write an expression for Samuel’s present age in terms of x. b. Write an expression for the brother’s age in five...

cultral diversity

Help! check my answer Emergent literacy skills are significantly enhanced by a. the educational or professional level of one or both parents b. engaging in literacy events with other persons,especially adults. c.the family's socio-economic ststus and aspirations. d.quanlity of...

Algebra

Could someone be nice enough to check my answers please? 1)Identify a pattern and find the next number in the pattern. -2,3,8,13 my answer; 18 2)Name the property of real numbers illustrated by the equation. -4(x+4)=-4x-16 my answer; distributive property 3)Solve the compound ...

English

The new drug proved to be highly efective,it has no side effects. A. PROPERLY CONSTRUCTED SENTENCE B. COMMA SPLICE C. LACKS PARALLEL PARTS D. HAS UNCLEAR PRONOUN Please post your answer, and we'll discuss it. A Please check this site. http://ace.acadiau.ca/english/grammar/...

Health/Law

Please check my answer :) Martha the medical assistant is legally compelled to give her testimony in a under oath in a malpractice lawsuit Why must she do this ? I think it might be she got some type of subpoena or She is a key witness in the case

geo check

since the 1970s the united states and canada have reduced _______ around lake erie. A)unregulated boat traffic b)overgrowth of destructive algae c) noise pollution D)illegal immigration. i think it b please help me out.

Grammar and Composition

Please check these: Capitalize the conjunctions in the following sentences. 1. The audience laughed AND clapped. 2. Both you AND I will come to a decision. 3. Aunt Alice called WHEN we were out. 4. Give it to the boy OR his mother. 5. We ate NOT ONLY cake BUT ALSO watermelon. ...

language please check these

ARE THESE CORRECT(do they make sense to u): -he is a columnist -the remedy is working -you will receive a bonous -i don't know a reason -i bought an anniversary gift -the jewel is expensive -may i borrow an almanac -kate wants the checkersthe signature was forged thank you oh ...

Government US

According to Charles Beard, which of these was NOT an economic group that benefited from specific constitutional provisions? a. Those holding public b. slave owners c. Western land speculators d. Farmers and ranchers e. Merchants and manufacturers I would say C Please check.

geography

1. What five countries are landlocked? Nepal, Afghanistan, Bhutan, Mongolia, and Tajikistan. 2.What is the name of the body of water that is part of the Indian Ocean between the east coast of India and the Malay Peninsula? Bay of Bengal Can you check my answers, Please?

Language Art (Please Check)

Im actually confused on this one i think its C. or D. but ill go with D. which of the following would be most likely to cause a commotion? A.A baby sleeping in a stroller B.A library closing for the evening C.A public appearance by a celebrity D.A grandfather clock striking ...

Biology Question

A cell is lacking in its supply of amino acids. Which of the following will occur? A- mRNA will not be formed because enzymes may not be present. B- The ribosomes will not work properly because there will be no proteins. C- tRNA may not be able to fulfill its job. D- all of ...

SOCIAL STUDIES PLEASE HELP CHECK ANSWER

Which example best shows the United States as a mediator? A. Debating human rights with China**** B. Supporting democracy in the Philippines C. Promoting a peace agreement in Bosnia D. Encouraging the end of apartheid in Africa

English

I did the corrections myself. Can you please check them? I just wanted to know if it is better to say "at Medford Square or in Medford Square, "to leave Turin for Rome", "to leave from Turin and go to Rome", "on" OR "during" our last night in Rome?". I included the sentences ...

Check My Answers Math

The time between a lightning flash and the following thunderclap may be used to estimate, in kilometers, how far away a storm is. How far away is a storm if 9 seconds elapse between the lightning and the thunderclap? Use the formula d= t/3 , where t is the time, in seconds, ...

spanish/check

translate to spanish our father's office -la oficina de nuetro padre 2-translate the possesine adjective in parentheses into spanish -su escuela(their) can you check my answer thank you

social studies

how did women help prepare for the civil war??? i cant find in s.s book you should double check your book. if you cant find it in there you could use the internet, but i would check the book

algebra

Will someone please check my answer: If R is the gene for brown eyes,and L is the gene for blue eyes, consider the children of a parent with a homozygous brown-eyed,RR,gene combination and a parent with a homozygous brown-eyed,RL,gene combination. What percent of the genetic ...

Law

Please check my answer thanks :) Mary files a suit in federal court. What would give the court subject matter jurissiction? I said the claim involves a federal statue

Law and Ethics in Med

Please check my answer thanks :) Roe v Wade is based in part on... the fetus's right to be born after the first trimester True or False My answer is True

Health care

please check my answer thanks :) Which health insurance program is designed to complement the retirement surivior and disability insurance enacted under Titlr II of the SSA I said Medicare

dog behavior

please check my answer True or False The following statement describes classical conditioning. It involves the pairing of a conditioned stimulus with an unconditoned stimulus I say True

math

could someone please check these problems for me? Thank you! 1. -0.7x<-35 x<50 2. Solve by elimination 3x+4y=3 6x+8y=6 answer:0 3. find y intercept to graph x+5y=10 answer: (0,2)(10,0) 4. use distributive law to solve 7(w-5)=-35 7w-35=-35 if i add 35 to both sides i get ...

math

could someone please check these problems for me? Thank you! 1. -0.7x<-35 x<50 2. Solve by elimination 3x+4y=3 6x+8y=6 answer:0 3. find y intercept to graph x+5y=10 answer: (0,2)(10,0) 4. use distributive law to solve 7(w-5)=-35 7w-35=-35 if i add 35 to both sides i get ...

Assistance Dogs

Please check my answer thanks :) Service dogs are often taught to recall to a person A. sitting in a wheelchair. B. lying down. C. standing with crutches. D. kneeling down I picked A

U.S. History

please check this The Treaty of Greenville was the result of which of the following battles a. Battle of Ticonderoga b. Battle of Burnt Cabins c. Battle of Fallen Timbers d. Battle of Little Big Horn i picked C

3rd grade math

179,323,175 round to the nearest million sue can you please check my answer . this is my answer 280,000,000. hope i got it right.

5th grade math

ms. sue can you help me with another problem? whatnis the median of the following number? 24,99,101,93,14,29? by the way can you please!check my last problem that you posted to me an hour ago here is my answer is 20 the median

Soanish-6th grade-Another question-Please check an

I have another question. If I have to use the word tener to express she is hot-I would say -Ella tiene calor, correct?

Math(can you just check my answer please)

Lines x and y intersect to form angles 1,2,3, and 4. The measure of angle 3 is (3x - 9) and angle 4 is 111 degrees. Can you help me make a equation I think the equation is 3x-9 + 11 = 180 is this correct

Physics(Please check)

A spring stretches by 0.0226 m when a 4.39-kg object is suspended from its end. How much mass should be attached to this spring so that its frequency of vibration is f = 7.35 Hz? 7.35 = 0.0226(4.39x) Did I set this up correctly?

Physics(please check)

A spring stretches by 0.0226 m when a 4.39-kg object is suspended from its end. How much mass should be attached to this spring so that its frequency of vibration is f = 7.35 Hz? 7.35 = 0.0226(4.39x) Did I set this up correctly?

check my set up please

At a horizontal distance of 34 meters from the base of a tower, the angle of elevation to the top is 72 degrees. Find the line of sight distance to the nearest meter. I set this up tan72=x/34

Science

When the energy of a sound wave is transferred to a particle of a medium and causes it to vibrate and generate hear, the sound wave is A. reflected B. refracted C. absorbed D. transmitted I think it's C. check please

Math

What is the slant height for the given pyramid to the nearest whole unit? Pyramid base = 6cm Height = 4cm A.) 7cm* B.) 5cm C.) 9cm D.) 8cm Ca n someone please check this?

English Grammar

Please check if its correct Change from Positive to Negative 1.None of them were bad - All of them were good 2.Nobody was present in the funeral function -Everybody was absent from the funeral function

His

4. The United States cut off sales of oil to Japan after the A. Japanese occupation of southern Indochina. B. Japanese occupation of Hong Kong. i chose B please can you check my answer

Chemistry(please check my answer)

A radioactive isotope of radium (Ra-226) has a half-live of 1620 years. How much of this isotope remains after three (3) half-lives? A. 1/2 B. 1/4 C. 1/8*** D. None

Social Studies

In Chinese society, the merchant class ranked below the 1. farmers and aristocrats 2. landowners and traders*** 3. aristocrats and priests 4. bankers and farmers Can someone please check my answer?

@ Helps meas pleases

Your previous post was deleted because it had lots of questions -- but no answers. Please repost no more than five of those questions along with your answers. I'll be glad to check them.

algebra

please check the following answers and review the questions. tank you 1. 2/3 * negative 6 * 5 my answer: -100 2. a landscaper installs 12 sections of trellis. each section of trellis is 3/4 yard long. how many yards of trellis are installed altogether? my answer: 9 yards of ...

Algebra Check

What is the domain of the function below? ((0,2),(3,1) (5,2) (8,4)) a. (1,2,4) b. (0,3,5,8)** c. (0,1,2,3,4,5,8) d. ((0,2),(3,1) (5,2) (8,4)) Is the following relation a function? ((0.3,0.6), (0.4,0.8), (0.3,0.7), (0.5,0.5)) a. yes b. no** c. cannot be determined What is the ...

Math

Simplify: 5x{24-19)x[25+23)divided by 12-(9-7)} Please help! Subject is algebra. sorry- please help! Am I working the problem correctly? IS THE ANSWER 50? 5x{24-19)x(25+23)divided by (12-(9-7)) = (5x5x48)/(12-2) = (25 x 48)/10 = ? No, the answer is not 50. As best as I can ...

calculus (check my work please)

Not sure if it is right, I have check with the answer in the book and a few integral calculators but they seem to get a different answer ∫ sec^3(x)tan^3(x) dx ∫ sec^3(x)tan(x)(sec^2(x)-1) dx ∫ tan(x)sec(x)[sec^4(x)-sec^2(x)] dx ∫ tan(x)sec(x)[(tan^2(x)+...

Mathematics-Algebra PLEASE HELP,PLEASE!!!!!!!

In a two-digit number, the tens’ digit is 1 less than the units’ digit. If the digits are interchanged, the sum of the number obtained and the original number is 143. Find the number.

Algebra

Choose 1 set of points from the choices below. Then, solve the problem and post your solution, showing your steps. Write an equation in point-slope form for the line that passes through one of the following pairs of points (you may choose the pair you want to work with). Then...

English

Could you please check these few sentences, please? Thank you very much! 1) Can't you say "cheat in the maths test"or is only on possible? She invites me for a walk (is it a mistake? She invited me to go for a walk) 2) She makes a living by teaching. She was sorry (is it ...

MATH HELP

I posted this yesterday and no one bothered to check it, therefore Im posting it again, please check it this time. The south edmonton pet shop has several parrots and dogs for sale. There are a total of 24 heads and 82 legs in the display cages. A) Write a system of linear ...

Check my answers please

I posted this yesterday and someone said i did not haveoriginal data but it is in the link. Please take out spaces h t t p: //tinypic . co m/r/309lnac/3 1. The population growth exhibited by population A to the right is what? Is is exponential? 2. Population B reaches its ...

Algebra

Please my mentors, I urgently needs your support please. A number of two digits is such that the tens digit is 8 less than seven times the unit digit. When the digits are reversed, the number is decreased by 9. What is the number?

Algebra-- PLEASE help!

Pete's Plymouth travels 200 miles at a certain speed. If the car had gone 10 mph faster, the trip would have taken 1 hour less. Find Pete's speed. I am very confused about how to solve this problem! Please explain well. Thank you so much!!! :-)

Physics-Please check?

Would changing the frequency of a wave cause a change in amplitude? I would say NO because they don't affect each other, correct? If I had a wave diagram will 4 complete waves showing and it said the diagram represented 4 sec in time the frequency would be 1cycle/ per second, ...

Music

Need a word to fit the following definition. Patterns of beats by which music is measured. Rhythm? No. I'm doing a crossword puzzle and its _e_ _ rd Thank you for using the Jiskha Homework Help forum. Please check that spelling, because it looks like "metered."

Health

please check my answer thank you What is the first thing you should do if your bare hands accidentally comes in contact with a pt's blood. A report it to your doctor B wash your hands with and water C apply gloves D obtain a hep B shot I picked B

Health/ Basic Clinical Procedures

please check my answer thanks True or False A physical or mechanical device used to remove healyh hazzards from the work place is called personal protective control I said True

english check

A)all of the copies has been made b)none of the stores are on my way home. c)most of your friends is waiting for you inside. d)some of the promblems is for you to slove. im not really sure but it might be c.im not sure if wrong please correct.

english

I posted a question a few days ago, about Alan Kruger, and his stand on poverty and the financial crisis. I think Ms.Sue gave me a few links to check, but I can't find the post. Can someone link it to me please?

English

I still have a doubt, Could you check this sentence, please? 1) I think it would be best if our science department (head??) teacher would get in touch with you directly so that you can discuss every detail before drawing up the project.

English

Could you check these sentence, please? I don't know how to write n.2 1) 17 students from my I C look forward to corresponding with yours. On Monday I will let you know their class email adress so we can start the email partnership. 2) I measured (took is better?) my son the ...

Chemistry(Urgent, please check)

For C4H10O a constitutional isomer can be written as C-C-C-C-O-H with hydrogens also coming off of the 4 carbons. I know that this is an alcohol. I need to know if there are stereoisomers for this other than conformers. I think that there are stereoisomers because you can just...

please check(Social studies)

1.B 2.C 1.A pet dog that was forsaken would most likely look A. aggressive B. dirty C .well-trained 2.A meal that is skimpy will likely leave a person feeling A. too full B. satisfied C. still hungry

Social Studies

In return for offering the throne to William and Mary, it was demanded that all laws had to be approved by? A: Parliament B: King James C: The Catholic Church D: The Protestant Church My answer is A. Can someone please check if this is right?

Anatomy and Physiology

Hello! Thanks for checking my question out! ____ 2. Antibodies to common microorganisms have been developed by (1 point) a) infancy. b) childhood. c) adolescence. d) adulthood. My Answer: A Could someone please check my answer? Thanks! - Da Fash

Anatomy and Physiology

Hello! Thanks for checking my question out! ____ 7. Insulin is to glucagon as (1 point) a) wet is to dry. b) walking is to running. c) morning is to afternoon. d) a key is to a lock. My Answer: A Could someone please check my answer? Thanks! - Da Fash

Math Check

Hi! Can someone check this for me? My teacher wants me to write the system of equations that will correspond to the final matrix. I have the matrix already, but I need help with the writing the system stuff. Thanks! Matrix: [-10 2 | 48] [-5 -6/4 |-9] My answer: 10x+2y=48 -5x+-...

english

30-day Money Back Guarantee Groom Co. electric shavers come with a 30-day money back guarantee. The only stipulation is that you use your new exclusively for 2 weeks to become accustomed with the product. If you are not satisfied, we will refund the amount on your receipt if ...

college algebra

Radical and Rational Exponent find roots square roots of 12a^3/25=6a^3 -3-square roots 18/-6=-1 this is my answer am I right. check this for me it find the roots of the problem

Algebra (please help!)

Mary has a solution that is 60% alcohol and another that is 20% alcohol. How much of each should she use to make 100 milliliters of a solution that is 52% alcohol. I totally forget how to do this kind of problem. Please help if you can! Thank you so much! :)

Calculus

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. (Round your answer to three decimal places.) Between y = e^x and y = x for x in [1, 2]

algebra,math

can someone correct these. and help me DIrections:Factor (3) 4x^2-4x-15 My solving: 4*x*x-4*x-15 (the star means multiply my final answer: x^3-15 (the ^ means for exponent) (4) 5x^2-26x+5 my solving: 5*x*x-26*x+5 my final answer: x^3-16 I don't understand what you did. The ...

algebra 2 homework check

Yves and some friends are playing a fair game in which 18 cards are dealt to 6 players. One of the cards is a queen. The player who receives the queen goes first. What is the probability that Yves will go first? Is it 1/3?

accounting

On, April 1, 2015, Lester Company received a bank statement that showed a balance of $ 8,950. Lester showed a $8,000 checking account balance. The bank did not return check No. 115 for $750 or check No. 118 for $370.00. A $900.00 deposit made on March 31 was in transit. The ...

language arts (check answer)

please check this... which of the following shows a correctly punctuated compound sentence? A.As the miners,slept soundly,the thieves made off with all their supplies and gold. B.As the miners slept,soundly the thieves made off with all their supplies and gold. C.As the miners...

algebra

please help with the following problem using the substitution method y=2x x+y=12 thanks x + 2x = 12 3x = 12 x = 4 y = 2x = 8

Please bobpursley help.algebra 2

This is a critical question.. Why does y=3 represent a function and x=3 does not

College Algebra

Could you please help me with this problem? We are to graph each compound inequality. x ¡Ý -2y and x - 3y < 6

Algebra

Graph the absolute value inequalities. I just can not get this. Please help! x + 2y ¡Ý 6

Algebra

Can you show me how to do this problem please. Thanks. |4-6to the second power ÷ 2 |- |-6|=

ALGEBRA

SOLVE THE FOLLOWING EQUATION FOR U 4U + 8 = -12 could you please show the work

College Algebra

Can some please help me and explain this problem to me! Or if you know of any website that will help! Thanks. -2x+4>12

algebra

I can't solve this please help: (8 ? 5) ? (6 ? 2 )= 8 I need to find the missing operations. Thanks.

algebra

What is the invers of: y=2log(x+1) and please explain this to me..not just an answer.

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