Trig check my work please?

87,713 results, page 57

math

Ex 2: -2x+7=22 -2x+7-7=22-7 -2x=15 -2x/(-2)=15/(-2) I do not have to switch the equality sign. Even if I did it would not look any different. x=-7.5 Check: -2x+7=22 -2(-7.5)+7=22 my solution is that x=-7.5 so I will just put that in to see if it works. 15+7=22 22=22 Yes. It ...

english

was given an assignment to write a paragraph essay about the short story"'the sniper''. And Ialready started and i want you to check my work if am on the right track.I started by writing my general statement. iNTHE SHORT STORY ''tHE SNIPER'' the author descibes the realities ...

english

was given an assignment to write a paragraph essay about the short story"'the sniper''. And Ialready started and i want you to check my work if am on the right track.I started by writing my general statement. iNTHE SHORT STORY ''tHE SNIPER'' the author descibes the realities ...

a work having to do with thanksgiving and go

unscramble this work rssatwee

Literature

This is one of my pre-writing exercise: Have you ever noticed that some reviewers list the criteria they use to evaluate something right in their review? When you write your essay, you'll need to be clear what criteria you used to evaluatate the work. In this exercise, make a ...

7th grade math Ms. Sue please!

Hi! Can you check my answers please? Thanks! And, can you help me with 3 please? I have tried and tried but I cannot solve it can you explain how? Thanks! 1. Given a scale factor of 2, find the coordinates for the dilation of the line segment with endpoints (–1, 2) and (3...

Chemistry - radioactivity

Hello Dr.Bob. Could you check my work please? I'm not sure if I'm right in how I solved this problem. Which of the following nuclides are most likely to decay via beta decay? A) I-131 B) Pb-206 C) F-18 D) Zr-90 E) Ar-40 I know that nuclides undergo beta decay when they are too...

math

Which of these numbers is irrational? check mark sign 3 0.25 1/5 check mark sign 9 I think it is the first one

Chemistry

A system has an initial energy of 117 joules. The energy equation includes --40.1 J of heat and -20.3 J of work. What is the final energy? Was heat added to the system or to the environment? Was work done by the system or to the system? Be sure to show all of your work and ...

Math: Homework Questons (answer quick)

Can you check if the answer is correct and of there any grammar mistakes. Write True or False and EXPLAIN your reasoning for the answer!!!! 8. (5 - 2) - 1 = 5 - (2 - 1) Answer: True Reason: The reason why my answer to this question is true is because when we change the ...

math 012 please help explain

can someone please help explain how to do this problem. i have a previous posting where i tried to work the problem out, and someone tried to explain where i was confused, but im still confused. 4(2n+1)=3(6n+3)+1

algebra

pedro and juan can do a piece of work in 3( 3)/(7) days. if pedro works in 3 days and juan in 4 days, they will finish the work. find the time required by each to do the work.

Algebra

pedro and juan can do a piece of work in 3 3/7 days. if pedro works in 3 days and juan in 4 days, they will finish the work. find the time required by each to do the work.

Please Help

A bottle contains 0.5 quarts of grape juice. Keisha will use o.2 of the grape juice to make fruit punch. How much grape juice will keisha use for the fruit pumch? a. 0.3 b. 0.2, c 0.1 or d 0.01 I chose 0.3 but according to the teacher's edition it says the corrcect answer is c...

English

I urgently need to know if the word choice and tenses are correct. Thank you. 1) Enter the airport and check your flight number and the boarding time of your flight on the departures board. 2) Before going to the check-in desk make sure your baggage doesn't exceed 20 kilos. ...

Law

Please check my answer thanks :) A Dr is treating a pt for schizophrenia he tell the dr that he plans to kill Sally when he is relased from the hospital the believes that but he does not contact Sally. Sallty then sues the doctor the basis of her cliam is what.. I said Failure...

French

Can someone please check to make sure this is correct: Chère Famille Rosseau, Merci pour m'inviter rester chez vous! (should translate to "thank you for inviting me to stay at your house.") Merci beaucoup!

History of health care

Please check my answer thanks :) If you need to talk to someone about getting additional coverage to Medicare Parts A and B what organization should you contact ? I am not to sure is it Blue cross and Blue Shield

medical info mangement

Morris Wesley Hospital is a multi-facility, for-profit hospital. What type of owneship is this ? 1.Church affiliated 2. Federal 3. State 4. Non-governmet proprietary I picked 4 please check my answer thanks

Health/Specialty Exams and Advance Techniques

please check my answer thanks The level on decline in a 66- year old patient is most likley affected by A. gender B. race C. social factors D. age I picked D. (age)

office practices/ medical

please check my answer thanks True or False A company that provides comprehensive health care services on a prepayment basis to voluntarily enrolled participants is called HMO I said True

dog behavior

please check my answes thanks so much :) Which one of the following commands allows a dog to be in any position? A. Sit B. Down C. Controlled walking D. Quiet attached stay I picked D tho C looks good to

SEARCH AND RESCUE TRAINING

Please check my answer thanks :) An individual SAR team's mission is to A. clear the area and search for clues. B. camp out in the woods. C. help other teams. D. find the missing person. I said C

U.S.History

please check Most pioneers who settled west of the Appalachins were a. families looking for good land b. miners looking for gold and silver c. missionaries seeking converts d. bankers from New York and Boston A

early childhood literacy

words are a. convenient communication shortcuts b. not arbitrary symbols c. unique to each individual in English d. thoughts written down. Ichose A as i am aware that they are aribitrary symbols but it has the not in front. cansomeone please check for me

Spanish-7th grade-Please check

1.I fold the clothes. Yo doblo la ropa. 2.My padre vacuums. Mi padre pasa la aspiradora. 3. I make the bed. Hago mi cama. 4. I take out the garbage. Yo saco la basura.

English

I vary the last sentence. Could you check it please? In conclusion, he says that though the populations of many marine species are decreasing very quickly, people have not been aware of the problems with ocean wildlife because these species are not visible.

Chemistry(Please check, thanks)

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...

Math 8R - HELP! (homework qs. check)

Simplifying Algebraic Expression Using the Distributive Property & Combining Like Terms Simplify: -3 (2+3x) + x - 5 -3(2) + -3 (3x) + x - 5 Answer - 6 + -3(3x) + x - 5 Is the answer is correct??? I'm getting a bit confused and struggling a lot in this problem. Please help me!

chemistry urgent

I think I balanced these equation right please check and let me know. i am suppose to complete and balance the equations representing the reactions. NaHCO3 (s) + HCL (aq) >>>> NaCl + 2CO+H2O CaCo3 (s) + HCL (aq)>>> CaCl + CO3H Thanks

CHECK PLEASE !!

i think its growth ~ The leaves on a green plant soak up sunlight to make food. A cow's stomach digests grass that was eaten. These are examples of which characteristic of life? A. growth B. homeostasis C. metabolism D. heredity

Algebra 1 Check My Answer Please.

2.Find the slope of a line that passes through (–2, –3) and (1, 1). The fraction one third.< 1 2 The fraction four thirds. 3.For the equation –4y = 8x, what is the constant of variation. –4 –2 1 < 2 4.Suppose y varies directly with x, and y = 24 when x = 8. ...

Please Check: College Physics

A 8 kg block is moving with an initial speed of 6 m/s on a rough horizontal surface. If the force is 12 N, approximately how far does the block travel before it stops? *I have: V^2=Vi^2+2ax 0=(6 m/s)^2 + 2(-9.8 m/s^2)(x) -36 m^2/s^2 = -19.6 m/s^2(x) x = 1.83 m. *Is this ...

CHECK MY ALGEBRA 2

Using the function g(x) = −2 |2 - x|+ 4 and the initial value of 1.72, what is the loop that forms after many iterations? My answers are 2.24, 3.52, 0.96, 1.92, 3.84, 0.32, 0.64, 1.28, 2.56, and 2.88 I'm not exactly sure if this is correct because I feel like there are ...

@nonya

Please do not post an entire test ... with not a thought of your own. Go through your questions and post ONLY those that you have serious doubts about ... AND include what YOU THINK each answer is. Then someone here will check your thinking.

English

How is Hamlet hypocritical with Rosencrantz and Guildenstern? Provide 2 examples. Please note that we don't do students' homework for them. Our tutors try to give you the information to help you complete your assignment on your own. Be sure to go back into your textbook or use...

Co-op

I have to writeabout the work setting and work environment of a pharmacy technician... I am allowed to copy and paste from a website as long as you reference it so I did... but all in all this is what I wrote.: Work environment: Pharmacy technicians work in clean, organized, ...

Physics

During an adiabatic process, the temperature of 6.50 moles of a monatomic ideal gas drops from 525 °C to 169 °C. What is the work done? Here is my work, is it correct? T1 = 525+273 = 798 K T2 = 169 + 273 = 442 K work done = R[T2-T1]/1-gamma = 8.314[525 - 798]/(1-1.67) = - ...

Chemistry Help? Thanks

At what temperature do KCL and KNO3 have the same solubility If a saturated solution of KNO3 at 20.0 C is heated to 80.0 how much more could be dissolved? If a saturated solution of KCL at 90.0 C is colled to 30.0 C how much of the solid will precipitate? How much NaCL will ...

CHEMISTRY

At what temperature do KCL and KNO3 have the same solubility If a saturated solution of KNO3 at 20.0 C is heated to 80.0 how much more could be dissolved? If a saturated solution of KCL at 90.0 C is colled to 30.0 C how much of the solid will precipitate? How much NaCL will ...

Physics -- check answers

1. In moving an object of mass 10 kg through a distance of 8.0 m, 40 J of work is done. The average force exerted is? my answer: 320N 2. What is the kinetic energy of a 20 kg object moving at a speed of 10 m/s? my answer: 1000J 3. the gravitational potential energy of a bird ...

Significant Figures

Report the following to two significant figures a. 3.1459 b. 6.003 c. 42 d. 6.0233 x 10^23 e. 14.456 + 3.87 f. 9.9999995 - 0.0108 g. 67.3 x 6.667 h. 4.93 / 3.946 Can someone please check my answers a. 3.1 b. 6.0 c. 42 d. 6.0 x 10^23 e. 18 f. 10. g. 4.5 x 10^2 h. 1.2

Health 8th grade

Please check my answer thansks :) Invasive sampling of the blood from the _______ would reval that the blood is mostly dexygenated My answer is pulmonary arteries

Health

please check my answer thanks True or False Regarding the development and function of the breasts, progesterone is involved in the development of the excretory portion of the mammary gland I say true

Dog Breeds

Please check my answer thanks 2. A purebred Maltese has mated with a homeless mutt. The puppies produced will be A. mostly purebreds. B. mixed breeds. C. purebreds. D. pedigreed. I say B

Dog Breeds

Please check my answer thanks 2. A purebred Maltese has mated with a homeless mutt. The puppies produced will be A. mostly purebreds. B. mixed breeds. C. purebreds. D. pedigreed. I say B

Economics quick question

Could you check these please thanks. A --------- is a graph showing the quantities supplied at each possible price. A. Supply Schedule B. Law of supply C. Supply Curve D. Market Supply Is the answer C??

Science-bobpursley

Thanks for helping me with al those parts bobpursley. If you have time, can you also check my questions please. Thank you very, very much in return. My post is on the second page.

Math

Could someone please explain this problem to me. I need to factor and check by multiplying. 7x^9y^7+35x^7y^6+35xy= Here is what I got but I don't think that it is right. 7x^9y^7+35x^7y^6+35xy= 7xy(x^8y^6+5x^6y^5+5) Is this correct? Thanks.

TO Ms. Sue

If you have do english tutoring, when you have a chance can you review my "English 10 HELP" posting please? Writeacher helped me but he said to post the answers I chose so someone could check them and help me further.

English

I have to list the verb or verbs. Could someone please check. 1. The plant Venus seems more like Earth in appearance than any other planet does. seems like

Statistics(Please check)

calculate the probability of the following: A four, three, or spade from a single draw from a 52 card deck. there are 4 4's so 4/52, 4 3's so 4/52 and then 13/52 spades so 21/52 but and one 4 and one 3 are from spades so minus 2 = 19/52 Is this correct?

spanish/check please

Choose the best word Me pongo la ropa ( quinto , quinta )y la ( sexto, sexta ) cosa que hago es desayunar. answer( quinta , sexta)

Math

Write six hundred billion,two hundred thousand, two in expanded firm using exponents Please check 600, 000, 200, 002 (6×10^11)+(2×10^6)+(2×10^1)

trigonometry, check please

A 12 ft. ladder makes a 33o angle with the side of a house. To the nearest tenth of a foot how high up on the house does the ladder come? I set it up 12xcos33 giving me 10.0

Check my math please ASAP

If im not right then can you tell me which are wrong and right thanks 1.B 2.C 3.A 4.C 1.Which inequality is false? A.3 < 7 B.–8 < –5 C.–9 > –4 D.10 > –12 2.What are the integer solutions of the inequality |x| < 2 ? A.2 only B.2 and –2 C.1, 0, and –...

Social Studies

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

Science

I am reviewing for a test and I don't know how to attempt this question. Could someone please work through this problem and then have the general steps that I need to take to solve the question? Here is the question: A rocket expels gases at a rate of 1.30 x 10^3 kg/s with a ...

Trig/Pre-Calc...

Please help me with this. The finishing time for a runner completing the 200-meter dash is affected by the tail-wind speed, s. The change, t, in a runner's performance is modeled by the function shown below: t= 0.0119s^2 - 0.308s - 0.0003 Predict the change in a runner's ...

Spanish

I am working on the challenge of "if . . . then" statements, and after some work feel I am getting it. But when trying to put in objects with them I feel unsure. I am hoping someone can check these: Le presté a mi hermana dinero. Si no hubiera sabido sus problemas, no se lo ...

Algebra

Two more I would like to check my work on: Solve using the square root property: (x+6)^2 = 4 x+6 = sqrt4 x+6 = -sqrt4 x+6 = 2 x+6 = -2 x+6-6 = 2-6 x+6-6 = -2-6 x = 4 x = -8 Solve by completing the square: x^2+6x+1=0 x^2+6x+1-1 = 0-1 x^2+6x = -1 x^2+6x+9 = -1+9 (x+3)^2 = -1+9 (...

Science

i posted this earlier, but no one answered. so i'll try again. Can you check my work please? true/false 1.) force is a scalar quantity: *FALSE 2.) the object on which a force acts is called the system: *TRUE 3.)The specific, indentifiable cause of a force is called the system...

Algebra. Please check my answers

Evaluate a/b+c^d for a=6,b=3,c=4 and d=5 A.42*** B.18 C.82 D.360 What is the simplified form of the expression ? -(12x-8y) A.12x+8y B.12x-8y***** C.-12x+8y D.-12x-8y

French (URGENT)

You are vacationing in Paris. Describe the Hotel and Restaurant. Can someone please check my work? The atmosphere at L’Atelier de Joël Robuchon is so very different from any other French dining experience. You sit around the kitchen on high stools. Can be quite a show. You ...

science

erosion and weathering are examples of which types of forces? A constructive forces B destructive forces***** C gravitational forces D inertia-related forces please check my answer

Algebra ~ can someone check answers please

If f(x) = 2x^ - 7x +3 find f(2). I got f(2) = (-9) find f(-3). I got f(-3) = (-42)

To: SraJMcGin stay online

Please stay online I have another thing for u to check

Science

Could someone please check me previous before previous Science post, thanks

Calculus Please Check my answer

find d/dx (integral from 2 to x^4) tan(x^2) dx tan(x^4)^2*4x^3 MY ANSWER

Help: Social Studies (Please check my answers)

1. In the Middle Ages, ceremonies such as weddings had to be performed by ___. c. a priest 2. Guilds did all of the following EXCEPT c. Set standards for the quality of their goods 3. What is one reason that the Church was so powerful during medieval times? b. It encouraged ...

Math

Can you please help me do it and understand it? The area of a rectangular piece of land is 280 square meters. If the length of the land was 5 meters less and the width was 1 meter more, the shape of the land would be a square. Part A: Write an equation to find the width (x) of...

physics- please respond

A 16kg sled starts up a 28 degree incline with a speed of 2.4m/s . The coefficient of kinetic friction is = 0.27. part a)How far up the incline does the sled travel? part b)What condition must you put on the coefficient of static friction if the sled is not to get stuck at the...

physics- please respond

A 16kg sled starts up a 28 degree incline with a speed of 2.4m/s . The coefficient of kinetic friction is = 0.27. part a)How far up the incline does the sled travel? part b)What condition must you put on the coefficient of static friction if the sled is not to get stuck at the...

Science

I need some help with knowing that work is not a form of heat. I know this but what I need is evidance. Can someone please explain it to me? THANKS A BUNCH!

Maths

Find the equation of a line which is perpendicular to 2x + 3y = 4 passing through ( -5, 1) Can you show mw how to work this out step by step please?

algebra

How do I work this to get the answer because I am stuck. Help, Help, please anyone. Ihope that you are able to understand what I am asking. 3 SQRT10 over SQRT15 2 over 5+SQRT3

5th math

how many 3,000s in 270,000? and how many 90s in 63,000? please show me the work also , so i can do the rest right. thanks

Physics please help!!

If a woman lifts a 19.3 kg bucket from a well and does 6.10 kJ of work, how deep is the well? Assume that the speed of the bucket remains constant as it is lifted

MATH-so confused!! Please help!!

Given these sets: A = {3, 4, 5, 6, 7} B = {6, 7, 8, 9} C = {2, 4, 6, 8} List the elements of this set A(B∩C) Show your work, step by step.

algebra

factor out the greatest common factor. Please show all work. 15wx-20wy-25wz

algebra

find all complex zeros for the following polynomial function please show all your work f(x) = x^3 - 125 ????????

Math

The equation V=1/3 Bh gives the volume V of a pyramid, where B is the area of the base and h is the height. Solve this equation for B. Please help me and show your work thanks

prealgebra

Find the New amount. #4.) Increase 35 by 40% #5) Increase 125 by 8% I don't know how to solve this and show work. Please help me kind person

chemistry

If 3.5 ml of distilled water is added to 1.5 ml of a 0.150M solution of CoCl2 what is the concentration of the resulting solution? please show the work

math

whats the product of -8x^2y and-2xy^3? use law of exponents to find the product. show your work. please helppp

chemistry

When you add 100ml of a 0.1M HCl solution to 200 ml of 0.4M NaOH solution what is the pH? can you please show detailed work. o don't understand this

college alg

find the equation of a line that is perpendicular to line y=1/6x+6 and contains point (-7,0) y=? please show work so i can see how its done

algebra

how many different four digit numbers can be obtained by using all four of these digits 5,1,1,5 show work please

expository essay

please give me tips and sentences i can use in an essay about:why hard work need to succes ?

MATH

The average of two numbers is x. If one of the numbers is 3m-1, then the other number, in terms of x and m, is... Is this how you do it? Please explain how and show work...... (3m-5)+(?)/2=x

CHEMISTRY HELP !!!!

Cell Designation : E (measured) = Sn I Sn^2+ II Cu^2+ I Cu Temp= 3 Celsius Temp= 276.15 Kelvin Delta G= ????? Show work please!!!!

math

Ex 12: The smallest of five consecutive integers is represent by y-3. What is the largest of these integers, in terms of y? please explain and show work.

physics

What is the velocity of a baseball thrown 40m from third base to first base in 1.9s? Show your work, and simplify please.

health

what is the risk factor for the following situation? You and your friend go to a movie. After the show, your friend’s mom comes and they ask you if you need a ride, but you tell them that your mom was going to pick you up so they leave. You then check your cell phone and ...

Physics

The "work function", or the minimum energy needed to eject an electron from the metal, can be expressed in several different ways. As stated on the applet page, sodium has a work function of 2.75 eV. In class, we discussed how to determine what that work function was in terms ...

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 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. ...

U.S. History (Check, Please!)(REED)

1. What did Hitler call the unification of Austria and Germany? Q: The Anschluss is what Hitler called the unification of Austria and Germany. 2. What is appeasement and did it work? A: Appeasement is the policy of giving concessions in exchange for peace. It did not work ...

English

Could you check these sentences on Oscar Wilde's "The Picture..", please? Thank you. 1) In the first chapter Lord Henry was relaxing on a divan smoking. Basil Hallward sat looking at his work smiling. 2) Lord Henry said that the portrait should be exhibited at the Grosvenor. ...

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: ...

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