Trig check my work please?
90,347 results, page 69

precalculus
graphing y=sin(xpie/4) what are the first 5 x values of the graph ? We will get to you when the person comes online, please be patient, and ry to do soe work on your own, just don't ask for every single answer! :) try to do it by yourself ;) ~Ms.Sue~ :) 
Algebra
Evaluate the given function for the value specified. 2. f(x) = x squared  7x + 10; find (a) f(0), (b) f(5), and (c) f(2). a) f(0)=> b) f(5)=> c) f(2)=> I didn't see your work, so it's hard to critique it. Take the 0, 5, and 2 and plug it in for "x" in the ... 
3rd grade music
In "The Lucky Old Sun" by Gillespie and Smith, thank you for lyrics Ms Sue, but what is the main idea of the song? Someone who is fed up with life, work, family? All they want to do is nothing? Not sure, please help. Thanks. 
Ochemistry
Suggest an appropriate reducing reagent for the following substrates and predict the product of the reactions : (a) 2hexanone (b) ethyl 4nitrobenzoate (reduction of the nitro group) (c) hexanal Would NaBH4 work for all of them ? Please help ! 
poetry
im trying to write an acrostic poem on procrastination.this is what i have so far: Play before work R O C R Arguing that you’ll do it later Stay up all night T I N A Things getting in the way I O N hellpp?? please and thankyou:) 
Physics
Two uncharged metal spheres, spaced 20.0 cm apart, have a capacitance of 28.0 pF. How much work would it take to move 14.0 nC of charge from one sphere to the other? *Please report answer in Joules. 
chemistry
calculate the molarity of an acetic acid solution if 83.71 mL of the solutions needed to neutralize103 mL of 1.08 M sodium hydroxide. the equation for the reaction is. HC2H3O2(aq) + NaOH(aq) >Na+(aq) + C2H3)2(aq) +H2O(aq) Please show your work i really don't understand what... 
pre calculus work
given f(x)= 5x+4/5x^2+4x and g(x) = 1/x a. determine the domains of f(x) and g(x) b. simplify f(x) and find any vertical asymptotes c. explain how the two functions differ I have absolutely no idea how to answer this question  can you please help me to figure it out?! 
math
Simplify 2/√5 2/√5 √10 √10/5 2√5/5 quick backstory; i've been cheating on all of my work except portfolios this whole year cause i'm in online school. but i'm wanting to learn since there's gonna be ACT test in REAL so... please help me on how to do this! 
Science
Consider the isothermal expansion of 4.50 mol of an ideal gas at 450 K from an initial pressure of 12.0 bar to a final pressure of 2.75 bar. Describe the process that will result in the greatest amount of work being done by the system and calculate work Describe the process ... 
math
HELP PLEASE!!!! The question is: Carmella works 37.5 h per week for Century Home selling electronics equipment. She earns a base salary of $12/h and receives a commission of 5 cents for every dollar of sales she make. Her chart goes like: WSales($):Commission($): TotalSalary... 
chem. check
Can u please check these questions..thanks! Redox Stoichiometry 1.A 2.45g zinc metal strip is placed into an 2.3 x 101 mol/L solution of tin (II) bromide. If all the zinc and tin (II) bromide react, what was the volume of the solution. My answer: 8.62L is the volume of the ... 
Math
In a certain industry, 35% are female, 72% work full time and 18% are females who work full time. Probability that a randomly chosen employee is female and does not work full time? A: 0.18 B: 0.54 C: 0.11 D: 0.17 E: 0.098 I got 0.098 because I did 0.35 * 0.28. The actual ... 
English
Ms Sue, could you please check my sentences, please? I still have a few doubts. 1) How long is it since you (last) played with the band? Since last year. Or just last year. 2) How long ago did you last play with the band? A year ago. When describing a picture in a book, would ... 
social studies
I need help with my homework and its a whole page of questions from the book my culture my nation page 3 could you give me the answers to the whole page. Thanks heaps, Traci Kirk No one here has your textbook. Please post specific questions. Please note that we don't do ... 
factoring
Factor x3 + 9x2 + 27x + 27 Factor 8a3 + 60a2b + 150 ab2+ 125b3 I tried doing them, but I just don't get how; perfect squares didn't work and neither did decomposition... someone please help me. 
college: social work
Please help me come up with an operational concept definition for class participation, and then develop a "group" definition via consensus decision. Response needed in 24 hours. Thanks. 
English
Helllo I writing a poem about my p.e.team,can you please read my work and say what you think about it.Thanks I was delighted when I found out I was in Catherine Because Green was my favourite colour. 
maths
Trigonometry query. ABC is a rightangled triangle. AD is the bisector of angle BAC. Angle DAC = 15 degrees. X = CD. find X. I know the answer is 7.1 but cannot work out the theory. Could you please help? Thankyou. 
chemistry
A piston has an external pressure of 9.00 atm. How much work has been done if the cylinder goes from a volume of 0.130 liters to 0.500 liters? can someone explain to me how am i supposed to do this please? Thanks :D 
physics
How do you know that a sealed calorimeter is a closed system? because temperature is consurved because the masses of the sample and water are equal because thermal energy is not transferred to the environment because work is done on the test sample Please help me 
ENGLISH 11
Could someone please tell me the following for each person in the book THE GREAT GATSBY; Age, Work, and Major Accomplishment for: Daisy Buchanan, Jay Gatsby, & Jordan Baker 
Physics
When UV light of wavelength 295nm falls on a metal surface, the maximum kinetic energy of emitted electrons is 1.50eV. What is the work function of the metal? W0 in eV Please someone help me out. Thank you. 
math
Suppose a number is chosen at random from the sample space {3, 4, 5, 6, 7}. Find the probability as a fraction and percent. Round the percent to the nearest tenth. Please show your work. P(less than 3) 
math
Rosa is working on rectangular fish tank that is 15 cm wide and 20 cm long. How much tape will she need to put all around the top of the tank? please show work 
6th grade math
S 4 cups of cereal. The box states that one serving of cereal is equal ti 4/5 cup. How many servings did Sandra eat? Please explain and show work! 
chem
Use the balanced equation, N2 + O2 > 2NO, to answer the following questions... A) How many grams of NO are formed from 10.0g of N2? I really don't know how to do this, so please show work so i know. There are more questions to this question but i want to see how it works. 
English
1. He does a volunteer work once a week. 2. He does volunteer work once a week. 3. He does the volunteer work once a week. 4. He does two volunteer works every week. 5. He does some volunteer work every week. 6. He does some volunteer works every week. (Are they all ... 
Math
Zack orders a box of 80 sweaters manufactured from a factory. He needs to check the quality of 30% of the sweaters. Select all of the equations that Zack could use to find x, the number of sweaters he needs to check. 
math
Zack orders a box of 80 sweaters manufactured from a factory. He needs to check the quality of 30% of the sweaters. Select all of the equations that Zack could use to find x, the number of sweaters he needs to check. 
ART PLZ HELP!!!!!!!!!!!
1. during which time period were artists keenly interested in using the golden ratio in their paintings a.Baroque period b.oriental period c.futuristic period d.renaissance period ******* 2. what is the best definition for the term visual composition a. a beautiful arrangement... 
Chemistry
1.) How many grams of 2propanol are expected from the complete reaction of 672 g of propene? 2.)How many moles of propane are expected from the complete reaction of 82.8 g of propene? 3.)How many grams of propane are expected from the complete reaction of 101 g of propene? 4... 
physics
two people push in opposite directions on a block that sits atop a frictionless surface. The soles of their shoes are glued to the surface. if the block originally at rest moves to the right a distance of d. Describe qualitatively how much work is done by the person on the ... 
Physics
A box of mass m = 59.0 kg (initially at rest) is pushed a distance d = 84.0 m across a rough warehouse floor by an applied force of FA = 204 N directed at an angle of 30.0° below the horizontal. The coefficient of kinetic friction between the floor and the box is 0.100. ... 
English
Can you please check if these sentences are possible, please? Thank you. 1)You can book your train journey online or through a travel agency. First you make sure your passport is not out of the date. 3) Check the train time (time table?) and the fare. 4)Then buy your ticket ... 
physics
A frictionless track with a loop of radius 36 cm sits on a table 0.9 meters above the ground. If a 0.15 kg object just makes the loop, how high above the table did the object start and how far from the table does it land? Can you check my work Mgh  Mg(2R) = 0.5MV^2 gh  2gR... 
check math
Here are my answers. Can you check if I got the right answers? Thank you! Solve for z: 4x+10yx=0 z=2x/5y y^2+3yz8z4x=0 z=(y^2+4x)/(3y8) there was no z in your first equation, from you answer I can tell it should have been 4x + 10yz = 0 If so, the answer is right. last one... 
Mathematics
You can either do your own yard work or you can pay someone to do it for you. You find that it takes you about 50 minutes to clip, mow, and otherwise clean up your yard each time you do it. You do it four times each month. Also, once a month you need to maintain the lawn ... 
English  Native speakers
Hello! I am trying to figure out one of the most difficult thing in English  articles. So I have one question: Do we say I'm leaving home (Would people know that home means the place where we live?) Or is it correct I'm leaving the home? I personally think that the first ... 
English
Could someone please check my answers? 1. Who is right about Willy Harris? Mama 2. Does Beneatha like her nickname Alaiyo? yes 3. Does it fit her? yes But why does it fit her? What does Alaiyo mean? It is said in the play... When you read that, you will know why it fits her. ... 
testing and selection of dogs
please check this for me thank you A dog with a strong prey drive has A. difficulty learning to obey. B. a vicious nature. C. a strong urge to chase and capture prey. D. a willingness to defend itself against preying animals. I said C 
Math amortization payments
What amortization payment would be required every six months at 14% interest to pay off a loan that is $35,000 with in four years. answer needs to be rounded to the nearest cent. please check my answer thanks :) $5,861.37 
Health care
Please check my answer tahnks :) You are Doctor who wans to join together wth other HMO doctors but not give up your individual practice what would be your best choice for doing that I think it might be primary care physicain practice 
early childhood literacy
If mrs green read "little pig,little pig" & the children said "let me come in" then they were using a memorization b. completion c.story retelling d. fillinthe blank reading I chose "b" is this correct.can someone please check it 
stats ( please check)
6. X has a normal distribution with a mean of 80.0 and a standard deviation of 3.5. Find the following probabilities: (A) P(x < 77.0) (B) P(75.0 < x < 85.0) (C) P(x > 85.0) (Points : 6) I think I have the first two but I am stumped on the third one. Thank you for ... 
chem101
which of the following compounds have polar bonds and a net dipole moment? a) H3COH b) H3CCOCH3 ALSO PLEASE CHECK THIS, RANK THE FOLLOWING FROM MOST TO LEAST ACIDIC COMPOUND: A)H2SO4>H3CCO2H>H20 B)H3CCH2NH2>H3CCH2OH>H3CCO2H 
PreCalcPlease check answer
1.Write 4+6+8+10 in sigma notation: I came up with sigma in the middle 3 on top j=0 on the bottom 2n+4 to the right of the signma sign 2. Find the 10th term of the sequence 1/5,1/20,1/80 this was a geometric sequence so I said a(subscript10) = 1/5*1/4^(101) =1/5*(1/4)^9... 
PreCalcPlease check answer
1.Write 4+6+8+10 in sigma notation: I came up with sigma in the middle 3 on top j=0 on the bottom 2n+4 to the right of the signma sign 2. Find the 10th term of the sequence 1/5,1/20,1/80 this was a geometric sequence so I said a(subscript10) = 1/5*1/4^(101) =1/5*(1/4)^9... 
englsih
As my english is not good, could you please check the grammar of the following sentence. Thank you!!! What they care about most are money, stock prices and problems concerning about finance. They may never notice that there are lots of social problems which actually need their... 
Physics  please check my answer
A man tosses a ball upward. It reaches its highest point after 25 seconds. Find its initial velocity. Alright, so I tried solving this. I used the equations (let v = initial velocity): h = v^2 / 2g , and h = (v*t)  (1/2)(g)(t^2) and I got 101.48 m/s. Is this correct? 
math
Please check Fewer than 45 people attending d the show X<45 A student had $5 but does not have enough to purchas three pair of socks 3x<5 At least 127 students attended the rock concert 127>x No more than 50 students walked in the walkathon X>50 
Physical Science
Hello! Thanks for checking my question out! ____ Fill in the Blank 10. The _______________ theory of matter states that all particles of matter are in constant motion. (1 point) My Answer: kinetic Could someone please check my answer? Thanks!  Da Fash 
math, probability 4th grade
please check my answers and problem at the end , too! the cafeteria in the school offers 3 side items with the meal to the kids, among them: A. fries, B. carrots, C. macaroni, D broccoli, E. beans. how many choices each child have?  i think it is 10 because the order does not... 
English
Can you please check the following senteces for me? Thank you very much 1) Give a brief description of the monster as referred to (?) by Dr Frankenstein to in Chapter 5 of Mary Shelley's Frankenstein. Explain then what the monster stands for and what feelings this detailed ... 
english(check answers)
please check answers 7.which of these sentences shows correct comma usage? A.Yes i enjoy writing poetry in my spare time.(I PICK THIS) B.After,a while,i suppose,the boy became less scared of the new girl. C.By the end of the first stanza,i had guessed that the new kid was a ... 
science math
how many decimeters are there in a decameter Go back to my post and count. Then post your answer here. You can check your answer at google but I will be happy to check it also. 100 decimeters. I'm sure of it! Decimeters 
Gr. 3 Math
My son brought home overdue work and I am having a problem with it  lol  gr. 3. 1. Brodie wants to show his mother that he did not track mud into the house. a) how can he prove the tracks are not his? b) Will his mother agree why or why not. They show two foot prints in a ... 
Personal Finance
You and your spouse both have good retirement plans through work, and both receive social security checks based on your own incomes. If your goal is to maximize the size of your annuity check everymonth which option should you choose? A. Single Life Annuity B. Annuity for Life... 
PHysics
A 250 kg load is lifted 23 m vertically with an acceleration a = 0.185g by a single cable Determine the tension of the cable. =2900N Determine the net work done on the load. =? Determine the work done by the cable on the load. =66700 J Determine the work done by gravity on the... 
algebra
x^2 +16x+64 x^2+16x=64 (x=3)^2=16x64 16x=64 x=4 Check this problem please 
trig
find, to the nearest tenth of an inch, the length of the arc intercepted by a central angle of (4pi)/3 radians if a radius of the circle is 22 inches long 
trig
find, to the nearest tenth of a meter, the length of the arc intercepted by a central angle of 160 degrees if a radius of the circle in 8 meters long 
trig
Find the sum of all of the solutions to the equation cos(2x) âˆ’ sin2(x) âˆ’ 1 = 0 in theinterval 0 < x < 5 pi. (Use radian measure for x.) (A) 15pi (B) 0 (C) pi (D) 10pi (E) None of the above. 
Math C30 ( trig )
Solve : cosxtanx + root3cosx  root3/2tanx  3/2 = 0 Give exact answers and formula for the general solution as well as the specific solutions.. Help 
trig
Find the radius of a circle which a 59foot chord subtends an angle of 12degrees at the center. I Just Want To See The Illustration. I Can Handle The Rest. Thank You In Advance =) 
Precalc/Trig 2
The point P lies in the 4th quadrant and is located on a circle of radius 2. Find the missing coordinate for P. (___, (negative square root of 3)). 
Applied calculas
Let y=〖tan〗^(1) x Rewrite it as an equation involving a trig function. Use implicit differentiation to determine an expression for y. 
applied calculus
Let y=〖tan〗^(1) x Rewrite it as an equation involving a trig function. Use implicit differentiation to determine an expression for y. 
Trig
Use the given information to evaluate sin (a+b). Exact answers only. No decimals. Tan a = 4/3, cos b ='12/13; neither a nor b are in quadrant III. 
Trig
Use the given information to evaluate sin (a+b). Exact answers only. No decimals. Tan a = 4/3, cos b ='12/13; neither a nor b are in quadrant III. 
Geography
why was the economy in the new england colony different from the economy in the middle colonies? A. The environment provided different resources for earning a living B. The settlers had different skills and work experience C. Religious beliefs affected the type and amount of ... 
Account,communicationskill,Economics,Business Law
Make a speech,Your md is 70year. Please state your question clearly. Please also 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. If there's not a tutor with this specialty online ... 
A.P. Economics (Please check if I'm right)
Leaving class today, you decide to start an economics tutoring business. Your first step is to get the two categories of capital. Next you need to obtain the other factors of production. Specifically, what do you need in terms of land, labor, and capital. My Ans: Physical ... 
Check my CALCULUS work, please! :)
Question 1. lim h>0(sqrt 49+h7)/h = 14 1/14*** 0 7 1/7 Question 2. lim x>infinity(12+x3x^2)/(x^24)= 3*** 2 0 2 3 Question 3. lim x>infinity (5x^3+x^7)/(e^x)= infinity*** 0 1 3 Question 4. Given that: x 6.8 6.9 6.99 7.01 7.1 7.2 g(x) 9.44 10.21 10.92 11.08 ... 
Chemistry
Hi Im reposting incase my original post doesn't get read. Please see bottom for additional info that I need help getting verified. Many thanks Hi Please help verify my answer to the following question: 0.500g of pure phosphorous was burned in excess pure oxygen to give a ... 
Physicscheck plz
If a pitcher throws a fast ball with a speed of 35 m/s. The ball has a mass of 220 grams. a) how much work was done in throwing the ball? b) If the catcher catches the ball by moving his mitt 15 cm. backward what force did he exert? a.) Throwing the ball in a positive ... 
Physics
Sally applies a horizontal force of 500 N with a rope to dtag a wooden crate across a floor with a constant speed. The rope tied to the crate is pulled at an angle of 67.5 degrees. a) How much force is exerted by the rope on the crate? b) What work is done by Sally if the ... 
physics
please check Which of the following is NOT a characteristic of electrical potential energy? a. it is a form of mechanical energy b. it results from a single charge c. it results from the interaction between charges d. it si associated with a charge in an electric field A 
8th grade math
Can you please check my answer? A spherical balloon has a volume of 268 cubic cm. If more air is pumped in so that its radius is 3 times as long, what is its new volume? My answer: 2,412 cubic cm 
SpanishPlease check my answer
This is true or false A possessive adjective is a descriptive word that tells whose something is I think this is false because the possessive adjective describes the noun and not the person who has possession of the item. 
languge arts a
8. What form, or principal part, of the boldface verb is used? Everyone is leaving Sarajevo. present present participle***** past past participle **** marks my answer please check need help 
social studies(CHECK ASNWERS)
please check my answers and if there wrong maybe you could tell me the correct one.but thanks anyways. 1. How did the formation of the National Action Party change Mexican politics? A.It ended the oneparty system. B.It consolidated power among a few key leaders. C.It ended ... 
social studies (CHECK ASNWERS)
please check my answers and if there wrong maybe you could tell me the correct one.but thanks anyways. 1. How did the formation of the National Action Party change Mexican politics? A.It ended the oneparty system. B.It consolidated power among a few key leaders. C.It ended ... 
differential equations
the directions are to determine whether or not the equation is exact if so then solve it. the question is (xy^3+ysinx)dx = (3xy^2+2ycosx)dy i solve and i got that it is exact because My is 3y^2+2ysinx and Nx is 3y^2+2ysinx since m and n are equal then they are exact then i ... 
History
(So, I have to agree or disagree with regards to the statement provided.. please comment on how I can make my answer better) Confirming Max Weber’s thoughts on the dynamics between religion, economics, and cultureProtestantism and urbanization had a mutual reinforcing ... 
ENGLISH
Please check for any errors. Please make corrections. Thanks!!! Alexandria treasure may have been found after more than three hundred years! The wreckage of a ship believed to be Alexandria has been located off the coast of Florida. The Alexandria disappeared during a ... 
HUM/205
To what human experience does the work relate? O How is that human experience meaningful to your life? O How does the work express or relate to your human experience? O What social, cultural, and moral values does the work express 
science
ogranelle that modifies,packages and transport material out of the cell describes an organism that can exist onlly as a group of cells one of the structures a cell uses t o live ,grow and reproduce Why have you posted all these questions under different names? Why have you not... 
Grammar ~CHECK MY WORK PLEASE~
THE STARS NEXT TO IT ARE MY ANSWERS!! Select the answer that correctly identifies the part of speech of the italicized word or words in each sentence below. The words are with all big letters. YET, OH, SUDDENLY, BEFORE, THROUGH, OUTSIDE 1) The movie was wonderful, YET it was ... 
math please help Ms.Sue
The team practices in a pool that is 25 meters long. Sam completes a lap in 22.5 seconds. How long will it take Sam to complete a lap in an Olympicsized competition pool that is 50 meters long if he swims at the same rate in both pools? (A lap consists of swimming from one ... 
Social Studies (Please check this)
Which appeals are NOT heard by the South Carolina supreme court? a. appeals from all felonies b. appeals from setting public utility rates c. appeals that deal with the death penalty*** d. appeals dealing with constitutionality of state laws 
improving your writing
Please let me know what you think. It's for an exam. Thank you For the past three months, workrelated problems have occurred in the office and need to be addressed. Before Jessica Hilo’s medical leave, the workload was equally divided. There were no problems with the ... 
English
Can you please check my sentences together with a few more points I need to include in my project work? 1) I really hope you had a good journey back home. All our teachers have been enthusiastic about your visit and your principal's words about the project! 2) They will never ... 
Chemistry
three separate questions 1. An empty graduated cylinder weighs 82.450 g. When filled to 50.0 mL, with an unknown liquid it weighs 110.810 g. What is the density of the unknown liquid? 2. It is valuable to know that 1 milliliter (mL) equals 1 cubic centimeter (cm^3) or cc.). ... 
physics
Please check my work here: Resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. The circuit voltage is 180 volts. Find: a)the voltage of the parallel circuit b)the voltage across the parallel circuit c)the current through the 10... 
Philosophy
Can someone please check my answers if it is right. Thank you! True/False 1. Rosenstand argues that moral subjectivism is an intuitively sound, "live and let live" kind of moral position that is both appealing and socially cohesive. FALSE 2. For the members of the Flat Earth ... 
Trig
does sin and tan repeat 2Pi as well? and what do csc sec an cot do? 2PI? 
Trig
Solev the equation for t if 0 is less than or eual to t which is less than 2 pi 7sin + radical3 = 5 sin t 
trig
If a triangle has angles 35 and 65 degrees, what is the measurment of the third angle? Is it a right triangle? 
trig
Find all angles of a right triangle triangle RST given that r = 18 cm and s = 20 cm