Trig check my work please?
90,506 results, page 54

German
Can someone please check my German? _____ du die Fragen? A.Beantwortest B.Fragtest <<< C.Weiß D.Lest Wir lernen über Computers in ___. A. Sozialkunde B. Englisch C. Informatik <<<< D. Integralrechnung 
English
Please check this! The diction of "at the tourist centre in boston" can best be described as.. A. Emotionally charged B. Colloquial and relying on slang C. Informal and simple D. Mostly figurative I don't think it's C or D? My best guess is A. 
Science
Which of the following illustrates how fossil fuels can be conserved? A.) driving more frequently B.) developing more coalburning power plants. * C.) reducing electrical use Can someone check this please? 
Science
Which is an example of velocity? A. A pickup driving 30 km in 20 minutes. B. A car slowing down on a sharp curve. C. An airplane traveling 450 km/h. D. An 18 wheeler driving west at 50 km/h.*** I think the answer is D, but please check. Thank you! 
MATH CHECK ANSWERS
CHECK THESE MATH ANSWERS PLEASE 1. There are 18 boys and 12 girls in a math class.what is the ratio of girls to total students? A.18:30 B.12:30(I PICK THIS) C.30:12 D.30:18 2.which of the following ratios are equivalent to 6:9? Choose all that apply. A.3:2 B.18/27 C.30:45 D.24... 
MATH CHECK ANSWERS
CHECK THESE MATH ANSWERS PLEASE 1. There are 18 boys and 12 girls in a math class.what is the ratio of girls to total students? A.18:30 B.12:30(I PICK THIS) C.30:12 D.30:18 2.which of the following ratios are equivalent to 6:9? Choose all that apply. A.3:2 B.18/27 C.30:45 D.24... 
Spanish
Could you please check these thank you 1.How do you say I am going to wake up early I think it is "Yo me voy a despertar temprano" 2. What is another way of saying "Voy a secarme el pelo. Is it "Me voy a secar el pello. 
Foreign languages
Can you check these sentences, Writaecher? 1) Can you please tell me how far ...... hotel is from the beach? 2) As a matter of fact, I was looking for a hotel on a seafront. Do you think I should opt for the ..... Hotel? 
Algebra
1. (2x6)/(21) divided by (5x15)/(12) 2. Solve (x)/(x9)4=(9)/(x9)..I got 6, is that correct? 3. Add. Express your answer in simplest form...(4)/(s)+(6)/(s^2).. 4. Add. Express your answer in simplest form...(x^2)/(x+4)+(8x+16)/(x+4) Lets check you number 2) 6/(15)  4= ... 
Management Accounting
well i try to solve this problem but it look so complicated I need to cash buget what's the problem? check the problem i don't get it check the problem i don't get it 
math/algebra
divide: x^2 + 2x 15/4x^2 divided by x^225/2x10 answer choices a) x3/2x^2 b) x + 3/2x^2 c) 2x^2/x + 3 d) 2x^2/x  3 any your work is? any your work is? (x3)(x+5)/4x^2 * 2x1/x^225= x3/2x^2 
English Defn
Does work work refer to the type of paid employment? Yes or no? 
English
Literature: Explain how the historical context of a work can impact that work? 
algebra help please
The area of a rectangle of length x is given by 3x^2+5x find the width of the rectangle a=l*w =x*(3x+5) I stoped here I am not sure if I am correct i was taken the 3x+5 as the width and x as the length but i am not sure if the 3x+5 should be the area and divid by x the length ... 
Chemistry
I'm trying to find if potassium nitrate is polar or nonpolar by using the electronegativity scale. Can someone check my work? Electronegativity: potassium: 0.82 nitrogen: 3.04 oxygen: 3.44 =3.443.04 =0.820.4 =0.4 =0.42 So the final answer is 0.42 and by looking at the ... 
Physics
A 975 N object is pulled at a constant velocity up an incline with a force of 327 N parallel to the incline as shown in the diagram. Assume that the difference between the work output and the work input is the work required to overcome friction. a) what is the force of ... 
math
can someone check my answers please add 3/5 +(8/35) = 13/35 find the reciprocal of 1/3 (94)= 5/3 subtract 7/9(13/18)=3/2 find the reciprocal of 1/9(93)=4/3 
Math(Please check answer)
Simplify each expression. 1)(sqrt7 + 5)(sqrt7 6) My answer is sqrt 7  30 Am I correct? 
Algebra2
Check Please? Determine if the given function is even, odd or neither. 1. f(x) = 3x^4  2x^2 =Even. 2. f(x) = x^3 + x = Odd. 
Math
Please check my answers 1. Which ordered pair is a solution of y=x4? My answer is B (0, 3) 4.Which equation has (2,1) as a solution My answer is D y=2x+1 
Chemistry II
Hydrochloric acid (77.0 mL of .267 M) is added to 236.0 mL of .0730 M Ba(OH)2 solution. What is the concentration of the excess H+ or OH ions left in the solution? Done two of these. They are all alike. Use the template from the previous problem. Post your work if you get ... 
Foreign languages
Can you please check if the following examples containing phrasal verbs are possible? Thank you, Writeacher. 1) She sent her children off to school. She had to change a tyre, but she didn’t know how to set about it. (+ ing) 2) The carpet has worn off. After an hour the pain ... 
Programming Logic
How do I write case logic pseudocode and visual logic nested ifthenelse flow charts for atm check balances, making remote photo capture check deposits, and perform balance transfers? 
Math
The Davis family try shopping in a different supermarket to save money. They used their old supermarket one week, then bought the same items the next week in the new supermarket. In the first week their bill was £105.20. In the second week it was £98.50. a) What was the ... 
maths..HELP!!
this is a question i don't understand..please help! "JAMES GETS £5 POCKET MONEY A WEEK. HE SAVES £1.50. HOW MUCH DOES HE SAVE OVER 6 WEEKS? IS IT £9? y = 1.5x, so ya 9 seems to work. thanks for the help Yes, 1.50 x 6 = 9 
calculus
The volume of a right circular cone is given by V=(1/3)3.14r^2*h, where r is the radius and h is the height. Find dV/dt if r=4, h=5, dr/dt=6, and dh/dt=3 Please try to show as much work as possible 
Calculus
Find the volume of the solid generated by revolving the region bounded by the graphs of the equations about the xaxis. y=ln x, y=0, x=1, x=3 Please show the steps in your work, thanks! :) 
Calculus
Find the volume of the solid generated by revolving the region bounded by the graphs of the equations about the xaxis. y=ln x, y=0, x=1, x=3 Please show the steps in your work, thanks! :) 
APChem
does anyone know a good website i could look at so i could answer this question: ? Explain how indicators work using a chemical reaction as part of your explanation. Any websites? please? thank you!! 
kwame nkrumah university , ghana
the impact of the 3.5g technology on the computer and human production.its a project work and am supposed to present it in the next 24 hours .please help me. 
english
Is it ethical telling an associate and close friend that she should pay more attention to her work responsibilities, or management will fire her please explain why? 
physics help please
question # 1 :Estimate the work you do to mow a lawn 13m by 23m with a 60cm wide mower. Assume you push with a force of about 15 N 
ALGEBRA 117
HI I am stuck on how they work this one problem S= 4m how fast was the car travling to have skid maks of 121 feet can someone help me please 
college algebra
solve the following inequality. write the answer in interval notation x^34x^221x<0 please show work so i can understand this problem better! thanks 
Algebra
.428571428571 with the digits 4,2,8,5,7,1 repeating indefinitely in that order. What digit is in the 200th place. To the right of the decimal point? Is the answer 8? Please show your work. Thanks:) 
Algebra
.428571428571 with the digits 4,2,8,5,7,1 repeating indefinitely in that order. What digit is in the 200th place. To the right of the decimal point? Is the answer 8? Please show your work. 
chemistry
joules needed to melt a 525 g ice cube at 0 degree C and to warm the liquid to 15 degrees C (two steps please show work) 
college algebra
find the complete zeros of the polynomial function. write f in factored form. f(x)=x^37x^2+25x39 please show all work. I do not understand this. 
calculus
I need help solving the following problem. Could someone please help me and explain how to work the equation. Thanks in advance. [intergral x sqrt3x dx I hope this makes sense 
Calculus
Find the instantaneous rate of change of V with respect to r when r=100 V(r)=.2r^220r+600 using limit definition. Please show work for understanding, thank you :) 
Chemistry
Identify the atom that increases in oxidation number in the following redox reaction. 2MnO2 + 2K2CO3 + O2 2KMnO4 + 2CO2 *A.) Mn B.) O C.) K D.) C Please show work Thank you. 
Algebra 2
Using the integers 2,3,4,5, How many 3digit odd numbers less than 300 can be formed if no repetition of digits is allowed? Please explain and show work. 
Algebra2...........
Using the integers 2,3,4,5, How many 3digit odd numbers less than 300 can be formed if no repetition of digits is allowed? Please explain and show work. 
Algebra 2
Using the integers 2,3,4,5, How many 3digit odd numbers less than 300 can be formed if no repetition of digits is allowed? Please explain and show work. 
polynomials
can someone please help me with this problem I have to get the sum diff and product I keep trying to work it out but i really think im blowing it. x^3 ¡¼2x¡½^2 + 3x1 ¡Ã x^2 x+4 
Chemistry test help please
How many liters of chlorine as can be produced when 1.96 L of HCl react with excess O2 at STP Show Work A.0.49L B.0.98L C.1.96L D.3.92L 
Math (Elementary Algebra)
What is the value of the expression 2x^2 + 3xy  4y^2 when x = 2 and y = 4 ? Please help this is for my accuplacer. If you could show your work explaining how you got the answer that would be awesome. Thank you in advance 
PreCalculus
Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists. Show your work. 4x  y + 3z = 12 x + 4y + 6z = 32 5x + 3y + 9z = 20 Please help me.. 
English
Write a well organized essay in which you show how the characters relationship to the past contributes to the meaning of the work as a whole. My Question: What is it asking for?? Explain in Details Please 
SpanishSraJMcGin please help ?
I'm so confused with theseplease check them. ¿Estudias algo los sábados? No, no estudio nada los sábados.Do I need the no, no or just one no, estudio? ¿Hablas a francés a veces? No, no hablo nunca a francés. Once again, do I need no, no hablos or just no, hablo nunca? 
Trigonometry
Find cotangent theta given that cosecant theta equals 3.5891420 and theta is in the third quadrant. I was using the trig identity 1+cot^2theta=csc^2theta I wanted to isolate cotangent so I plugged in 1/sin (3.5891420) and then squared my answer. I then subtracted one from ... 
physics
Im confused! How would you calculate the work done by a plane? I know work= f d, i just don't know how to get the force and distance! 
science
how much work is required to pull a sled if you use 60j of work in 5 seconds 
Physica
How much work is done by a person lifting 2 Kg object from a bottom of a well at constant speed of 2 m is ( work =...... kj ) 
Management
operational planning sets up work schedules, routine work procedures, and timetable 
Math
Mark finished 3/5 of his work in 15 mins how long will it take to finish all of his work? 
Math
Mark finished 3/5 of his work in 15 mins how long will it take to finish all of his work? 
Math
Mark finished 3/5 of his work in 15 mins how long will it take to finish all of his work? 
math
A,B,C contract a work for 1020.together A and B are supposed to do 9/17 of work.how much C get? ans 480rs 
physics
Guy has to get a piano onto a 2.4 m high platform. He can use a 3.0 m long frictionless ramp or a 4.0 m long frictionless ramp. Which ramp will Guy use if he wants to do the least amount of work? Either ramp as the work done is same in both cases. The shorter ramp will require... 
algebra
Complete the following word problems. 14.It takes 9 hours for Isabella to rake leaves by herself,but her brother Matthew can work three times as fast.If they work together, how long will it take them to rake leaves? Rate Time Work Done Isabella Matthew 
Math
please help me I am not really sure about this please check answer thanks :) Mary has decided to purchase furniture. She has 2 choices she can pay the full amount of $4,200.The other choice is to finance the furniture for two years with an installment loan. The loan requires a... 
soc. stud.  check my work pls!!!
hi, can someone check my work asap!?? 1. During the election of 1824, which candidate won the popular vote and which candidate won the presidency? (1 point) Andrew Jackson; John Quincy Adams*** Andrew Jackson; Andrew Jackson John Quincy Adams; John Quincy Adams John Quincy ... 
"Y912f", please givethis note to your pare
"Y912f", please give the follow note to your parents. Dear Parents of Y912f, Your daughter has been receiving help from Jiskha for quite some time. Our task on this site is to "help" students learn, not do their work for them. It has become obvious that "Y" needs additional ... 
physics
In terms of given quantities, by what amount of time, , does Tim beat Rick? It will help you check your answer if you simplify it algebraically and check the special case . Express the difference in time, in terms of , , and . 
math
The estimated completion time for a inspection consisting of 100 check points is 3 1/3 hours if u take away 3hours whats the estimated rate of completion per check point 
physics
A 57.5kg skateboarder starts out with a speed of 1.80 m/s. He does +80.0 J of work on himself by pushing with his feet against the ground. In addition, friction does 265 J of work on him. In both cases, the forces doing the work are nonconservative. The final speed of the ... 
Physics
A 57.5kg skateboarder starts out with a speed of 1.80 m/s. He does +80.0 J of work on himself by pushing with his feet against the ground. In addition, friction does 265 J of work on him. In both cases, the forces doing the work are nonconservative. The final speed of the ... 
Physical Science [repost]
Can someone please check if my answers for these questions are correct? Thanks! 1.Explain in terms of force and distance how using a ramp to load boxes into a truck makes work easier. (Ans) Less force is applied but the distance is longer. 2.A ball sitting on the top of a ... 
Math/Calculus
Please take a look at my work below and provide a good critique: Solve the differential equation using the method of undetermined coefficients or variation of parameters. y''  3y' + 2y = sin(x) yc(x)= c1*e^2x+c2*e^x y"3y'+2y=sin(x) r^23r+2=0 (r1)(r2)=0 r1=1, r2=2 yp(x)=... 
physics
A 800kg , lightweight helicopter ascends from the ground with an acceleration of 3.00m/s2 . Part A Over a 6.50s interval, what is the work done by the lifting force? Part B What is the work done by the gravitational force? Part C What is the work done by the net force on the ... 
English
Could you please check these few sentences for me, please? Thanks 1) He is ambitious and thirsty for power. He turns into a murderous tyrant as a result of his ambition. 2) A vote was taken (do you know a synonym) in the late afternoon. On July 4 (on July fourth) but on the ... 
Law
If the result of a case is that the defendent has to go o jail for a year then it was likely a malpractice case true or false I said True please check my answer thanks :) 
Anatomy and Physiology
PLease check my answer thanks The burn that involves destruction of the epidermis,dermis and subcutaneous layers. My answer A thrid degree burn 
Meicare reimbursement
please check my answer thanks True or False A provisionally accredited hospital gets medicare reimbursement so that it can stay open True 
maths
decide whether the graphs of the two equations are parallel lines: 1. 2x+3y=5 9y+6x1=0 answer: yes 2. 15+3x10y=0 30x+24=10y answer: yes please check if this is right. thanks 
Algebra 1A
could someone please help and check my answer thank you. simplify your answer, type an inequality symbol, then type an integer or a decimal solve 7 x + 2 <30 the solution is {x[< 30}, 0.30 is this correct? 
algebra
Please help me! Sorry there are 4 questions I need to check my attempts with to see if I am on track. Thanks!! 1. 53[2(3x4)+3] 2. Evaluate when x = 3 and y = 2 3x squared  4y squared _______________________ 4x  7y 3. 3/4y = 24 4. m + 1 5 2m  1 ______ + ___ = ______ 4 6 12 
Algebra, Check help please?
42 is 200 percent of what number? So I put 42 over 100 is equal to 200 over x? Is this right? Can someone explain? Thank you Allyson 
3rd math homework
number sense write a subtraction fact using 6 such as 6  ? = ?. then write an addtion fact you could use to check it. please help! thanks 
Chemistry(Please check)
What is molar solubility of Al(OH)3 at 25 degrees C given the solubility product Ksp = 5.0e33? I set this up as Al^3+ + 3OH^ Ksp=[Al^3+][OH^]^3 5.0e33 = (x)(3x)^3 Before I go any further did I do this correctly? 
math
if 7 sheets of paper are made per day, how many are made in 1 week: 49 4 weeks:196 52 weeks:364 2 years:728 please check 
Physics  check answers please
Light travelling in water is incident on air refracts at an angle of 27 degrees. What is the angle of incidence? my answer: 37 degrees 
Physics Help Please!!!! Check!
if I weigh N on Earth and 5320 N on the surface of a planet, what is the acceleration due to gravity on that planet? mg=702N m=702/9.8=71.6 kg mg=5320N g=5320/71.6=74.3 m/s^2 
Derivatives
Find the derivative of the following questions; ³√2t/(t^24) Every thing is under the ³√ and the / is a fraction bar. My answer is y'= t(2t)^3 Can you check my answer please 
Grammar
Each sentence in a paragraph should relate to the idea that the topic sentence introduces. 1. True 2. False I answered true. Please check my answer and Thank you for your help. 
Chemistry(please check my answer)
The transuranium elements A. are the elements with atomic numbers above 92. *** B. occur in nature. C. are sometimes radioactive. D. all of the above 
English
The sentence below requires a citation. The United States of America has 50 states. True False I say True. Please check my answer. 
Algebra
Ribbon is sold at 3 yards for $6.33. Jackie bought 24 yards of ribbon for a project. How much did she pay? I am pretty sure it is $50.64 PLEASE CHECK MY ANSWER 
Math
Can you guys please check my answers? Evaluate x/y for x = 2/3 and y =6/7 1. 7/9 2. 8/10*** 3. 9/12 4. 12/21 Simplify the expression (3/7^2) 1. 3/7 2. 6/14 3. 9/49*** 4. 5/9 What is the simplified form of the expression 7[63 ÷ (52 – 22) – 1]? 1. 10 2. 42 3. 14*** 4. 350 ... 
Science
One way to stabilize the world population is to reduce ______________________ by improving women's status and educational opportunities. Please check your assigned reading and post your answer. We'll be glad to help you when we see your thoughts about this subject. 
English(PLEASE CHECK)
How have things changed for African Americans and women since the 1959 first performance of A Raisin in the Sun? My Answer They are more respected and there is less discrimination against them. Should I add anything else? 
English
Can you please check this for grammar. Edsel and Eleanor Ford commissioned Albert Kahn to build their home and William R. Valentiner, director of the DIA to help lay the basic foundations for the paintings, furniture, and objects that completed each of the rooms. 
English
At the school talent show, Tom is doing voices of the formal President. Don is presenting a pansori, a kind of folk play. David and Tony are singing Oh! Susanna to a piano. (Would you check the passage? Correct errors, please.) 
spanish please check!
Yo fue al dentista la semana pasada Pablo corrio el perro y su por parque ellos leyo periodicos tres cada dia Dona Rita supo la historia de nunca la verdad 
English
I am going to go to Children's Grand Park this weekend. I want to ride a roller coaster and a merrygoround there. I also want to take as many pictures as possible. I think it'll be a lot of fun.  Would you check this passage and correct any errors, please? 
PLEASE CHECK! ELA
1. Which word group is a complete sentence? A The exciting end of the baseball game. B She did not understand what happened. C Two energetic women walking in the park. D Started his homework late Saturday night. My guess is B. 
PLEASE CHECK! ELA
Which word group is a sentence fragment? A Waiting patiently in the lobby was a small boy. B Construction paper, scissors, and paintbrushes in a pile on the table. C On the front door was pinned a note. D Stop! My guess is B. 
Math
3 men and 4 boys can do a piece of work in14 days , while 4 men and 6 boys do the same work in 10 days . How long would it take one man to finish the same work? 
Calculus 12th grade (double check my work please)
1.)Find dy/dx when y= Ln (sinh 2x) my answer >> 2coth 2x. 2.)Find dy/dx when sinh 3y=cos 2x A.2 sin 2x B.2 sin 2x / sinh 3y C.2/3tan (2x/3y) D.2sin2x / 3 cosh 3yz...>> my answer. 2).Find the derivative of y=cos(x^2) with respect to x. A.sin (2x) B.2x sin (x^2...