Trig check my work please?

42,402 results, page 96
  1. science-check

    what is the advantages and disadvantages of using sand to grow? the advantage is that it anchors it? the diadvantage is it cant hold the plant up?
  2. English-Grammar check

    Can someone tell me if this sentence is an appositive phrase: The blacks, were the lowest ranking class in society.
  3. Reading

    Can u please help me with fourth edition improving vocabulary skills short version ? Chapter 1 sentence check 2.
  4. math

    please check my answer thanks :) The monthly payment on a $90,000 mortgage at a rate of 7.5% interest for 30 years is $630.00
  5. Math- Check my answers please!

    1. x^9 over x^2 A)x^11 B)x^7*** C)7 D)x^5 2. h^14 over h^5 A)h^-9 B)1 over h9 C)h^19 D)h^9*** 3.4^4 over 4 ^6 A)-16 B)16*** C)1 over 16 D)-1 over 16 4.5^0 A)0 B)5 C)1*** D)-5 5.7^4 over 7^2_____ 49 A)<*** B)> C)= D)none of the above 6.–2r(8r + 5)
  6. calculus

    evaluate the following indefinite integrals by substitution & check the result by differentiation. ∫(sin2x)^2 cos2xdx
  7. grammar check

    an example of a proper adjective is: A) modern mexico B)catholic C)painted mural D)ancient civilization i think its c
  8. Office Finances

    Which of the following would require a cash receipt? A. Credit memo B. Purchase order C. Check D. Refund
  9. Algerbra 1B

    Solve Each Sysem Using Substitution. Check ach solution. a = 2/5b -3 a = 2b - 18 c = 3d - 27 4d + 10c = 120 Thanks, hope someone helps
  10. office finances

    when writing a check which portion should be filled in first b.stub c.amount d.signature my answer is a
  11. social studies

    What does the washington flag look like Check this site.
  12. Chemistry Check?

    1. _____C2H6(g) + _____O2(g) ---> _____H2O(g) + _____CO2(g) Is my answer right? = 2C2H12(g)+2O7---> H12O6+2C2O8
  13. math

    find the differential of dy of the given function. y=3x-4sec(2x-1) The answer i got was dy=(3-8sec(2x-1)tan(2x-1))dx I am not entirely certain i got this correct. if you could check this for me, it would be a big help. :)
  14. com 150 week 6

    body parsgraphs and topic outline and working references list check point
  15. Enghish

    Please check my answer thanks :) In the sentence "Although the book was more than 50 years old, it still contained helpful information", the word although is what. I said it's adjective
  16. pre algebra

    solve the following system graphically. Check your solution. 3x+y=9 -2y=x-8 I know im supposed to put it in y=mx+b form but i don't know how to.
  17. alg2 check

    a.)write the equation of the line that has a slope of -2 and a y-int of -6. I don't understand if I use y=mx+b or would I plug this in If im trying to get an answer?
  18. english (check my answer)

    What is a key characteristic of a refrain in a poem? a. imagery b. alliteration c. repetition d. rhyme I think it's c?
  19. Calculus

    Find the equation of the tangent line to f(x)=x sec x at ((pi/4),(pi•sqrt 2)/4). Please check my derivative .. Is it (sin^2(x)+ 1)/cos^3 (x)?
  20. math

    hi ms.sue could you please check my answer in problem The perimeter of a square is 64ft. Find the length of a diagonal. c=22.62
  21. math 116

    Solve using the multiplication principle Don't forget to preform a check 11x=-99 Would the answer be -9?
  22. 12 Chemistry

    So I forgot, but I have one more I want to check while I am here (I seriously have a need for perfection, and want to include all of the details I can :P). So, what evidence is there that the esters synthesized in the lab are soluble? Again, thank you so
  23. Physics check

    In 1923, Robert Millikan won the Nobel Prize for discovering the mass of the .... electron?
  24. Algebra

    what is the sum of the interior angles of a quadrilateral? 720 540 360*** 180 Please Check my answers.
  25. english

    the question might sound dumb, but can anyone check to see if the sentence is correct: It's(form) due till May 1st.
  26. accounting

    On check D, what’s the identification number that should be recorded on the bank deposit slip? A. 5321 C. 0582 B. 200.00 D. 56–92
  27. Science check answer

    1. Acceleration involves a change in ____. speed velocity displacement direction I think its b.
  28. health

    In which condition is the patient most likely to hemorrage? a.thormbocytopenia b.polycythemia c.thalassemia d.erythroblastosis fetalis (c) could you please check my answer?
  29. Spanish-Please check

    I had to change these into the past tense preterite are they correct tú presentarse would it be tú presentaste él sentirse would it be él se sintió
  30. geo check

    a fine rich soil that is carried by the wind is known as: A)bauxite B)loess C)polder D)mistral im not sure it either b or d maybe d
  31. Chemistry (Food)

    Which of the following are B vitamins? Check ALL that apply. A). ascorbic acid B). retinol C). calciferol D). thiamine E). niacin
  32. calculus--please check

    analyze the graph of the function f(x)=x^2+x-90/x+3 a. what is the domain? I think it is x‚-3 (-‡,-3)(-3‡) b. what is the equation of the vertical asymptote? is it x= -3 c. what is the horizontal asymptotes? none
  33. English

    Could you please check this sentence? As I haven't heard from you, I'll email the module, you sent to me this morning, to my secretary's office myself(without making ANY CHANGES AT ALL)
  34. Chem Check

    The first law of thermodynamics is the application of the conservation of energy principle to heat and thermodynamic processes.

    Factor each expression completely. show some sort of check to confirm your answer. (hint: think FOIL) x^2+11+30 x^2-5x-14 9x-16
  36. Vocabulary

    The woman's screeches (screech)brought the neighbours running to her place. Please find to check whether is is correct. Thanks & regards.
  37. Art

    Can you please check these two sentences, Writeacher? Thank you. 1) Each answer must be developed in no more than ten lines. 2) Only a monolingual dictionary is allowed.
  38. Art

    Thank you, Writeacher. Could you please check if everything is possible? 1) What does Pamela recount to her mum in letter XV? What does Mr B accuse her of and how does she apologize herself to him (or justify her behaviour)?
  39. Polynomials check my answer please

    I need help bad i been doing this homework since i got home at 4:00 and am stuck on this problem. X -1 : X-2 =sum (x+1)+(x-2)=(x+x+1-2) diff (x+1)-(x-2)=(x-x-1-2) Product (x-1)(x-2)=(x^2-1)
  40. Accounting

    Rented. An office and paid three months rent in advance to property management check $4,500.
  41. Algebra 1

    Write an equation in standard form of the line that passes through the given point and has the given slope m. Can someone check my answers (-2,6) m=1 -1x+y=8 (-7,8) m=-3 3x+y=-13 (9,-10)m=-4 4x+y=26 (-15,-4)m=1/2 -1/2x-y=23/2

    Write an equation that would have a hole at x = 4 and a vertical asympote at x = -2. My answer was f(x)= (x-4)/(x+2) If it is not correct can someone please help me solve it and explain it to me? Thanks!
  43. English

    Can you check this sentence, please? 1) The subtitle to the novel is emblematic of Frankenstein's being an overreacher. He has to keep his face covered because of his horrible scars.
  44. Pre-Calculus-check answers

    Write the equation of the circle that passes through the point (3,4) and has its center at (1,2). Answer: (x-1)^2 +(y-2)^2 = 8 Thanks for the help.
  45. grammar

    Can you check these sentences, please? "I've always loved animals and felt I could communicate with them. To become a veterinarian, I must carefully choose the right school."
  46. Algebra 2 Answer Check

    If the rise and run are reversed for the linear equation y = 8x + 4, what is the slope of the new line? A: 0.125 or -1/8?
  47. Algebra check answers?

    Write the equation of the line that passes through the points (-4,-2) and (-3,5) y= -3/7x+16 y= 1/7x+16 <--im not sure y= 7x-16 y= 7x+26 Which radical expression is equal to (4 1/6)^2 3√4 √2 √64 <=-- or D? 6√4
  48. P.E. help please

    It is important to(blank) thr victim before calling 911 A. Call B. Care C. Check D. Catch Is the answer C?
  49. pre calc

    find exact solution algebraically and check it by substituting into the original equation. 2(10^-x/3)=20 logtiny4(x-5)=-1
  50. English

    This is what I meant in the previous sentence. Thank you. 1)I want to say that if this person knows the password, he can check the names of the students who have already sent mail to their parterns.
  51. Comprehensive English

    Writeacher please check my last post, you never replied.. it kind of left me wondering.. you said you would give me some ideas.
  52. Government Check

    4got this one Which amendment applies the protections of the Bill of Rights to the States? First Fifth Tenth =Fourteenth
  53. Government Check

    Which is not a suspect classification, according to the Supreme Court? Race Age Gender *National origin
  54. Algebra 1B

    I can not figure out the answer to this problem. (^6)(-7^6+5) I'm not sure if that sign is correct. It's suppose to be the symbol that looks like a check mark and goes over the 6 on left and over the 6+5 on right. Please help
  55. math

    Part 1: How are exponential growth and decay present in the real world? Give at least 2 examples for exponential growth and 2 examples of exponential decay. Part 2: View and comment on the work of at least 2 other students. Try to choose students whose
  56. science

    How much work does it take to raise a 3kg object 5m into the air? (a) What is the potential energy of the object when it is 5m in the air? (b) What does this tell you about the potential energy you get when you do work to lift an object? (c) If you drop
  57. Tech (Check answers) 4 questions

    1. How can someone be humorous and have fun online with others without becoming a bully? A) She can make her mean comments anonymously. B) She can use etiquette to make sure that written communication is clearly understood. C) She can use ALL CAPS when she
  58. English

    Writing sentence and Paragraphs. Does the below look correct? Paragraphs 2 I am very excited about making medical billing and coding as my new field of my career. Since I use to work for Mary Brecking Ridge Hospital for 6 years. I learned a lot so now I
  59. health

    If you work in health care, provide your professional point of view on whether or not the physician-centered communication attributes listed below correspond to physicians at your workplace. If you do not work in health care, provide your personal point of
  60. MATH

    the word problem is stated exactly as this - the shaded area of the chart represents the number of Acme employees who bring their children to day-care centers before work.if there are 465 employees at Acme, how many do not bring their children to day-care
  61. chemistry,

    in analyzing household bleach. I have a flask that contains 10.00 mL diluted bleach + 0.4g KI + 20 mL distilled water and 20 drops of 2M HCl. To that I titrated 30.60 mL Na2S2O3 and I need to calculate the number of moles of NaOCl reacted. This is what I
  62. Algebra 2/Trig.

    I forgot some stuff from my 7th grade algebra class about complex what do you do with a problem like this 5+5i 3-i divided by + divided by 2-i 4+3i thanks.(divided by refers to dividing line in a fraction) In each case, RATIONALIZE the
  63. Trig

    Its a 30-60-90 triangle there's a line in the center that= 10 a. What is the length of the hypotenuse of triangle ABC? b. What is the length of the shorter leg of triangle ABC? c. What is the length of the longer leg of triangle ABC?
  64. Trig

    While the car is being driven , the tire picks up a nail. How high above the ground is the nail after the car has travelled 1km ... How high above the ground will the nail be after the car has travelled 0.1 km
  65. trig

    An object suspended from a spring is oscillating up and down. The distance from the high point to the low point is 30 cm, and the objects take 4 sec to complete 5 cycles.For the first few cycles the distance from the mean position, d(t), in cm with respect
  66. trig

    A man on a 135 feet cliff perpendicular (at 90 degrees) to the ground looks down at an angle of 16 degrees and sees his friend. How far away is the man from his friend? How far away is the friend from the base of the cliff? Sketch the triangle that matches
  67. English

    Writeacher, I left out an email I need to write to a school's principal. I really need to "persuade" him to start a school exchange programme. I wonder if you could help me check it. I didn't include tje presentation of the school because you have already
  68. Biology

    I need to find a way to measure protein concentration. It's for part of my infection and immunity lab report. We've done about radial immunodiffusion calculating the concentration of bovine serum albumin in unknown samples, and the last question is: What
  69. Math (shown work, please help check)

    Miss B. built a vegetable garden in her backyard. Her rectangular garden was 11m by 9m. Every morning she would notice carrots missing from her garden! In order to keep Bugs Bunny from eating all her carrots, she built a fence surrounding them. This fence
  70. englishe- please revise

    Now that you have finished your research paper, what advice would you give to students starting this course? What would you do differently if you were just starting the course? On what would you focus more? On what would you focus less? Explain your
  71. trig

    bernhardt and julia are observing an eagles nest in a tree. Julia is 75m from the tree, and sees it at an angle of elevation of 42 degrees A)How high up the tree is the nest B)Bernhardt is standing 30m behind julia. At what angle of elevation does he see
  72. Spanish

    Can someone please check my work? Change the sentences, using the model as a guide. MOdelo: Paco quiere comprar los calcetines. (Paco quiere comprarlos.) (Paco los quiere comprar.) 1. Piensan cerrar la tienda a las ocho. (Piensan cerrarla a las ocho.)
  73. nursing

    i have to do matching and i can not figure theses out please help me!!! __1. annual evaluations __2. positive attitude __3. self- discipline __4.medical assistant __5. break-time __6. cooperation work __9. job descriptions __10.good rapport c.
  74. Comm/215

    Q: Studying is hard work many students find they study better when they take regular breaks. A: Studying is hard work, many students find they study better when they take regular breaks. Is this correct?
  75. math

    simplify: x^(3/2)(x + x^(5/2) - x^2) add exponents when multiplying. For instance, the first term above x^3/2 * x=x^3/2 * x^2/2=x^5/2 add exponents when multiplying. For instance, the first term above x^3/2 * x=x^3/2 * x^2/2=x^5/2 ok, so would the answer
  76. Chemistry Check if its right XD

    Ok here is the problem but i only need help on part a XD i think i did it can you check my work? and tell me where i made the mistake? The space shuttle uses aluminum metal and ammonium perchlorate, NH4ClO4, in tis reusable booster rocket. The
  77. Science (URGENT)

    Can someones please check my work? 1. Why does a liquid take the shape of whatever container it is in but does not expand to fill the container completely? A: It takes the shape of its contaienr because its particles can slip past each other. but it has
  78. trig

    Sandra wants to find the height of a moutain. From her first location on the ground, she finds the angle of elevation to the top of the mountain to be 35 degrees 15 minutes. After moving 1000 meters closer to the moutain on level ground, she finds the
  79. Agebra 1

    A rental car charges $25.00 per day plus $.30 for every mile the car is driven. Dale rents a car while his own car is being repaired, and he only drives it to and from work each day. Dale drives 7 miles each way to and from work. Write an expression to
  80. Math (check answers)

    please check these answers and thanks 1.C 2.B 3.B 4.A 5.C the word tha correctly completes the sentence below. To convert from a smaller unit to a larger unit,you ___ by a power of 10. A.add B.subtract C.multiply D.divide 2.A textbook weighs 3
  81. math, correction plz

    Can someone correct these for me.PLZ Problem#1 Directions solve equation ãx+4 = 3 My answer: x = 5 Probelm #2 Directions solve equation ã(4x+1) + 3 = 0 My answer x = 2 Problem #3 Directions solve equation ã(2y+7)+4=y My answer y= 1 and y = 9 the
  82. math

    Can someone please check my work?? 16. The bigger the number the slope is in the equation, what do you notice happens to the graph? When the slope, m, gets bigger the line will become steeper. My Answer~~ As the slope, m, gets bigger the line gets steeper
  83. Math-Trig

    1. Create an algebraic expression for sin(arccosx-arcsin3x) 2. The cosx=4/5, x lies in quadrant 4. Find sin x/2 3.Determine all solutions in (0,2pie) for sin4xsin^2x=3, cot^2v(3-1)cotx=v(3), cos^2x=cosx, and tan^2x-6tanx+4=0 4. Solve;

    PLZ HELP. THANKS. The balance wheel of a watch oscillates with an angular amplitude of rad and a period of 0.220 s. a) Find the maximum angular speed of the wheel. (b) Find the angular speed of the wheel when its displacement is /4 rad. (c) Find the
  85. Economics

    1. An economy's production possibilities frontier is also its consumption possibilities frontier. a. under all circumstances b. under no circumstances c. when the economy is self-sufficient d. when the rate of tradeoff between the two goods being produced
  86. trig

    1) given cotθ = 1/2√7, find sinθ and cosθ in quadrant I 2) given tanθ = √5, find secθ and cotθ in quadrant III
  87. trig

    It is 4.7km from Lighthouse A to Port B. The bearing of the port from the lighthouse is N73E. A ship has sailed due west from the port and its bearing from the lighthouse is N31E. How far has the ship sailed from the port?
  88. trig

    1. Write a sinusoidal function for the function with a period of 6. The function has a max of 3 at x=2 and a low point of -1. 2. Write a sinusoidal function for the function with a period of 5. The function has a max of 7 at x=1. explain it in full detail
  89. trig

    I am trying to get wxMaxima to give me arcsin(4/5), either in radians or degrees. I am using a: 4/5$ b:asin(a)$ print("the angle is ", b)$ But it returns the angle is asin(4/5) How do I get wxMaxima to give me the angle? I want .927 radians or 53.1
  90. physics (last problem)help

    On a calm, bright day, you're scuba diving in a deep lake (n = 1.33), 5.40 m from your sailboat. When you are 3.10 m below the surface, the top of the sailboat mast appears to you to be in a direction 40.0° from vertical. Calculate the height of the mast
  91. physics

    A 56-kg rollerblader skates across a skating rink floor. The graph below shows the net external force component F cos è along the displacement as a function of the magnitude of the displacement d. Determine the Following: (a) work done by the net force
  92. Math

    Which of the following values best approximates of the length of c in triangle ABC where c = 90(degrees), b = 12, and B = 15(degrees)? c = 3.1058 c = 12.4233 c = 44.7846 c = 46.3644 In triangle ABC, find b, to the nearest degree, given a = 7, b = 10, and C
  93. Math

    In an election of two candidates the successful candidate secured 236 votes more than his rival.If the rival candidate obtained 1/6th of the total votes secured by the successful one in addition to his own votes, he would have won the elections by 42
  94. chemistry (Pls Bob check for me)

    A 1.2g mixture of na2c03 and k2c03 was dissolved in water to form 100cm3 of s solution, 20cm3 of this solution required 40cm3 of 0.1N hcl for neutralization. Calculate the wieght of na2c03 and k2c03 in the mixture The answer 0.4G My own calculation: na2c03

    English is my second language; please help me to solve few sentences Which one is a complete sentence? Yesterday in the morning while I was asleep Cornered by deer in late evening while talking on my cell and listening radio Because I finished my home

    A .35 kg ladle sliding on a horizontal frictionless surface is attached to one end of a horizontal spring (with the spring constant (k) =455 N/m) whose other end is fixed. The mass has a kinetic energy of 10 J as it passes through its equilibrium position
  97. can you check my answers precalculus

    can you check my answers? Find Pk + 1 if Pk = 7 + 13 + 19 + ...+[6(k - 1)+1] + (6k + 1) 7 + 13 + 19 + …+[6(k - 1) + 1] + (6k + 1) + [6(k + 1) + 1] 8 + 14 + 20 + …+[7(k - 1) + 1] + (7k + 1) 7 + 13 + 19 + …+(6k + 1) 7 + 13 + 19 + ...+[6(k - 1) + 1] +
  98. Math: Trig

    to determine the height of a pole across a road, Justin takes two measurments. he stands at Point A directly across from the bass of the pole and determines that the angle of elevation to the top of the pole is 15.3 degrees. he then walks 30m parallel to
  99. 6th grade math

    Mya works on Saturdays and then attends a study group. She needs to be home before her younger brother. She walks from work to the study group in 5 minutes. She studies for 40 minutes. She takes 5 minutes to walk to the bus stop. The bus ride is 30 minutes
  100. Writing

    Posted by Anonymous on Tuesday, August 27, 2013 at 7:10pm. Please give feedback and grade. Prompt:"Nothing in the world can take the place of Persistence. Talent will not; nothing is more common than unsuccessful men with talent. Genius will not;