sorry . Can you please help me with this questions If you know?

71,288 results, page 78

  1. Calculus

    Please help find the rational roots of f(x)=4x^4 - 3x^3 + 2x^2 +x - 3 another is f(x)=-3x^3 - 2x^2 + x - 1 I tried but still confuse please help really really need help Thank you very much!
  2. aig

    Please solve. Use order of operations. 320-(17+3)-5 = My answer is 323, am i right or not? if not please tell me your answer and how you got it.
  3. college algebra--need help Please!!!

    I need to find the vertex and axis of symmetry of the folowing quadratic function. Can someone PLEASE help me!! y= -x^2-6x
  4. Chemistry

    Can someone please help with this problem and explain it please? If soil has a density of 1.32 g/cm cubed, then what does 1.0 cubic yards of soil weigh in pounds?
  5. Please Reiny Solve it For me Again! please......

    Solve for the value of x: log5(x-2)+log8(x-4)=Log6(x-1)..For your information that 5,8 and 6 are bases not just multipliers. Thank you.
  6. ALGEBRA 2 help please would appreciate

    3x-8 over 3x subtract 8 over 7y please show all work help needed. I have no idea how to do it
  7. math ergent please

    3. Factor x^4-3x^3-11x^2+3x+10 completely using the factor theorem. (5 marks) SHOW ME ALL THE STEPS PLEASE.
  8. Ratios Math (Please Help)

    Please Help, And can you explain how you got the answer? 1. Write the ratio 15:25 as a fraction in simplest form. A) 3/5 B) 15/25 C) 30/50 D) 1/3 2.Which ratio is equivalent to 3/7? A) 6/10 B) 9/21 C) 12/35 D) 7/3
  9. Pre ALGEBRA

    what are the next three terms in the sequence -6, 5, 16, 27? A)38,49,60 B)37,47,57 C)36,45,54 D)36,46,57 i think its a Am i right Somebody help me please DAMON,MS.SUE, SOMEBODY PLEASE HELP ME
  10. English

    please tell me how can we Use of get + past participle and identify in sentence? I got injured. He will get married. Please tell me by example.
  11. Algrebra, Graphs, Math

    How do I sketch my graph of X+Y=3? Please help! I don't understand. Do I need to solve this like the rest of my previous graphs if so, then how? Please Help!
  12. Math

    A rectangular prism has a volume of 7.875 m to 3 cube and a height of 3.5m . What is the area of the base of the prism? Please show me each step to get this. Please
  13. Math

    A rectangle prism has a volume of 6.84m^3 and a hight of 1.2m. What is the area of the base of the prism. Please show all steps in doing v this. Please
  14. math

    someone please help please help don't understand solve each literal equation for the indicated variable. (solve for s) d=c-s ______ n
  15. Download please?

    Can anyone please download the prep guide for the nystce exam for me? My computer isn't compatible and I need it a.s.a.p. Thanks in advance.
  16. Pre-Algebra(please check)

    Please check these simplified expressions(my answer is after the ;) 4(2k-6)-8(3-3k); -16k-(-48) 9+(-2k)+(-4)-6k; -8k+5 -x+4x-(-8x)-9+2x+1; 13x+(-8) 5(-3x+6)+8x; -7x+30 8+6x+4-8x; -2x+12 5(-m-3)+4m-10; -9m+5
  17. algebra

    multiplying monomials - please advise if this is correct? If not please advise where I went wrong? -12sq*3s = -36sq^2
  18. 5th math

    ms. sue please!explain to me one again i'm not getting it yet. 1/4+1/8= ? step by step please!! thank you..
  19. TO Helper

    Helper could you please look through my other Algebra Math posts, I really need help, please and thank you.
  20. chemistry NEED SERIUOS HELP PLEASE!!!!

    a)issues of biodegradibility of plastic b)methods of waste disposal and the issues PLEASE HELP THANK YOU
  21. geology please help me urgent if you can please

    the question is below: explain the role of sedimentary rocks in the rocks cycle?
  22. Rational Forms

    List all the possible rational zeros of f(x)=3x^3-x^2+2x=2. Please help me. I don't understand how to do this. Can someone show me please.
  23. algebra

    -4r^2+21r=r+13 3s^2-26s+2=5s^2+1 Please, please could you be so nice and help me with step by step, I can't find right solution, Thank you so much!!!!
  24. Precalculus

    Please help!!!!!!!!!!! Find all solutions in the interval [0,2π). 7. 2 sin^2x=sin x Please answer asap
  25. Math

    Please help!!!!!!!!!!! Find all solutions in the interval [0,2π). 7. 2 sin^2x=sin x Please answer asap
  26. MATH

    PLEASE TELL ME THE ANSWER OF HOW TO DIVIDE 602.88 DIVIDED BY 200. WHAT WILL BE THE ANSWER ? DON'T USE CALCULATOR PLEASE.
  27. Math help please

    1. The ordered pairs (1, 1), (2, 8), (3, 27), (4, 64), and (5,125) represent a function. What is a rule that represents this function? Y = x Y = 4x Y = x^2 Y = x^3 I don't know how to solve this please help!
  28. Maths

    Can someone please help me out here. I can't figure out how to do them. I need Pr(A) to do them with the formulas that I know. Please help! Given that Pr(B) = 1/5, Pr(A|B) = 1/3 and Pr(A|B') = 1/3. Determine: a) Pr(A and B') b) Pr(A) c) Pr(B'|A)
  29. Math! Please help!

    This is an inequality problem/question. I dont know if I'm right in solving this problem: 15 ≤-k/4-9 (k/4 is a fraction) Please help! I got 5.25 ≤k
  30. exponential functions help please

    hi i am stuck on this can someone please help me through it. Thanks. does the table represent an exponential function? X/1/2/3/4 Y/4/8/12/16 ikd?
  31. algebra

    help please!! write an equation of a parabola with vertex at the origin and the given focus focus at (2,6)??? Please help im lost!!
  32. Psychology 270

    Mr. and Mrs. Lawson brought their 4-year-old adopted daughter, Clara, to see Dr. Mason, a psychiatrist. Clara was polite in greeting Dr. Mason, but did not smile and kept her gaze down as she took a seat. Mr. and Mrs. Lawson sat next to Clara and began explaining their ...
  33. Chemistry

    a solution is prepared using .015 L of 1.0 M HCl and .020 L of .50 M HNO3. the final volume of the solution is 1.25 L. Answer th following questions. a)what are the [H3O+] and [OH-] in the final solution? b)What is the pH of the final solution?
  34. Science

    What kind of energy does a gasoline powered lawn mower put out? What kind of energy does a whistling tea kettle put put? (These questions are for a portfolio)
  35. retail pharmacy assistant

    1)a customer's first impression is based on the pharmacy assistants ? a)overall appearance b)grammar c)tone of voice d)vocabulary my answer is b 2)besides the dispensing of drugs,the main purpose of pharmacy today is to ? a)sell a variety of retail products b)compete with ...
  36. Math

    Can someone please please help me understand how to go about solving this? (not really answering it, but actually explaining it-pretty please?) "The zipper and the safety pin were invented in the 14th century. The safety pin was invented 44 years before the zipper. The sum of ...
  37. criminology

    what are the three major kinds of crime statistics used by criminologists? What are the advantages and disadvantages of each measure of crime? What kinds of questions about crime does each measure address most usefully?
  38. Critique ?

    I was wondering if you guys critique papers? I have noticed that Jishka does check problems or answers to questions, but what about research or term papers? How do I get the paper to you, given that you will critique the paper?
  39. Planet Juniper

    It takes Juniper _____ to make one rotation. This means that one day on Juniper is actually ____ long. That is as many as _____ Earth days!..answer this questions...thanks
  40. additional info

    is there any other site like this that answers questions for free? Any that don't involve downloading software. like Jiskha. I mean this is a really good site but i want to know if this is the only free site.
  41. Science

    Hi - I need help with the following questions: Julie dissolved 20 g of sugar in a cup of water. The mass of the solution was 500 g. What volume (mL) of water did Julie start with? How did you determine the starting volume of water?
  42. Science

    Can someone help me come up with a discussion question about pulmonary embolism? I have to ask my class at least two questions about it and have a five minute discussion. Does anyone have any ideas?
  43. critical thinking

    Which of the following is not a way of analyzing a reading? A. Dismiss the reading as someone's opinion B. Devise critical questions C. Use a reading-response worksheet D. Use annotation my answer is a.
  44. Ela

    So i was reading this article about best new ice cream shops in nyc and answer questions like What is the central idea of the article... What does it mean by Central idea of the article?
  45. human anatomy and physiology

    cells are the basic unit of life based on the original cell theory. name and define the function of at least nine organelles of animal cells. You will find a list of 14 cell organelles and their functions (what they do) at: http://library.thinkquest.org/12413/structures.html ...
  46. I CAN'T THINK OF A WORD- PLEASE HELP!!!

    I can’t think of the word- please help!!! Hi. I am writing a story and need to find a word to describe the sound that bowling pins make when they are hit by the ball. The only word I got so far is “Crash”. I need a better word. Any ideas? I have tried a thesaurus, but it...
  47. algebra

    Simplify using only positive exponents. (2r^-1s^2t^0)^-2 ---------------- 2rs Thanks in advance! Working this out: (2^-2 r^2 s^-4)/ (2 r s) = r^2/8rs^5 Note: Anything to the 0 power is equal to 1. I hope this will help. Sorry but can you help me please I seriously need it.! ...
  48. biology

    i have two questions about cellular respiration that i cant get..: 1. why do you keep breating heavily for some time even after you have completed strenuous excercise? (i think this has to do with lactic acid fermentation???) 2. why do winemakers want to keep fermenting grapes...
  49. Economic Theory

    Select an industry that is affected by the economy, such as the airline, automotive, home building, or technological industry. Keep in mind that you will use the industry chosen throughout the course. „h Find at least two sources to help you answer the following questions ...
  50. phi 105

    Write a 200- to 300-word critique of the article who_ is Holy? _As it relates to religious philosophy. Answer the following questions: oDo you believe a person's religious views should affect their treatment of others? Explain your answer.
  51. Literature/The Crucible

    Can you help me with these two questions thanks. Acts 1 and 2 Cause and effect relationships The Crucible Directions: Fill in the blanks to show what happened (effect) as a result of specific action (cause) 1. Because Sarah Good had mumbled in Mary Warren's hearing, then...
  52. Science 3 quick questions

    what do we mean when we say that atoms bond? What particles in an atom are responsible for bonding? Table sugar or sucrose is a compound that has the chemical formula C12 H22 and O11 would another chemical made of the same elements still be considered to be sucrose? why or why...
  53. Trig

    If it helps the answer according to this ACT compass sample test questions print out is 6.93. How to solve it is the question ... C is a 90 degree angle. AB is 8 and the hypotenuse. AC is the base .... we don't know it's length. It's on page 14 if you google this - 2014 ACT In...
  54. u.s. history

    Assignment: Students are organized into small groups. Students select the question(s) they would like to investigate on the influenza epidemic that began in 1918 using the following questions as a guide: i only need this one Where did it begin and how did it spread from one ...
  55. French

    I have a couple of questions. Is this a correct way of saying I like to ride a bike in the summer? Do I need an article before été? En été, j'aime faire du vélo. Is l'opération male or female? How do you say I like to visit different places in the holidays?
  56. World History

    Evaluate the pros and cons of the Great society. Did the program achieve it's goals? I did all the questions but this last written one is stumping me... if you can help it would be greatly appreciated. My response was the death lead by the great society was really bad and that...
  57. Homework check english

    1. Jordan was studying for his criminal justice exam, and his brother offered to help him study. He went over each of the questions with him. a. Jordan was studying for his criminal justice exam, and his brother offered to help him study; so he went over each of the questions ...
  58. HOMEWORk check english

    1. Jordan was studying for his criminal justice exam, and his brother offered to help him study. He went over each of the questions with him. a. Jordan was studying for his criminal justice exam, and his brother offered to help him study; so he went over each of the questions ...
  59. Math

    Hi! I just want someone to check my answers please! I cannot provide you with any pictures as I have gotten them off of my schools website. You cannot access these pictures because you have to be logged in. 1. Andrea drew triangle JKL as shown. A. The sum of the two angles ...
  60. subject areas now display relevant questions

    All of the subject areas now display relevant questions from the forum. Here are some great examples: Spanish: http://www.jiskha.com/foreign_languages/spanish/ Algebra: http://www.jiskha.com/mathematics/algebra/ Biology: http://www.jiskha.com/science/biology/
  61. Alzheimer's Disease...help please!

    Are there any websites where I can go too for treatments there are for Alzheimier's?PLease help!(It can not be a . com webpage) This is the website for the Alzheimer's organization. www.alz.org/
  62. mat 117/algebra

    Find a value for k so the 9m^2-kn^2 will have the factors 3m + 7n and 3m -7n. Please show me how to get this and show the work please. Use that (a-b)(a+b) = a^2 - b^2 So, you can read-off that k = 49.
  63. AED

    help please. I need Interpersonal Development characteristics for infancy which is birth till 2 and i need it for earl childhoon which is 2-6 yrs of age please.
  64. Chemistry

    please I need help with this. what is the difference between molality, normality and molarity? and adhesive forces and cohesive forces? I am very confused. please help thanks
  65. english help please

    in the short story "gregory" by panos ioannides why does the author choose to use the title Gregory can someone please help me with the question thank you
  66. Math

    2(5x + 1) = 3(3x + 7) a) x = 19 b) x = 20 c) x = 21 Can you please explain it step by step please? I don't get the question and I want some easy, thorough explanation with a through guide of what you're calculating. Thank you so much!
  67. math algebra please help!

    my teacher: me: (1) x+y=670 " ? " (2) 7x+5y=3740 somebody please __________ explain this to me (1) -7x-7y=4690 step by step, thanks:) -2y=-900 y=450
  68. Algebra (please help!)

    Pretend the parentheses are absolute value bars. Solve: (x+5) < 5 The choices are: a. -10 < x < 0 b. -5 < x < 5 c. -10 < x < 5 d. -10 < x < 10 I'm not sure how to solve this and how the answers relate to the question. Please help if you can! Thank ...
  69. Science/Math

    Can someone please have a moment to look at my other previous posts. Please take your time to look through them, thanks
  70. Science

    good day! can you please give me the wave explanation for colors? i need it for my report tomorrow. i need an immediate answer please!
  71. math

    my topic is all about sums and differences of a rational algebraic expression this is the problem 3a/ax+ay + 2a/ax+ay another problem is a/4a+1 + 2/4a^2-7a-2 another is 3/a-b + 4/a+2b please anyone else who can answer my assignment please HELP ME!
  72. algebra check + help please?

    How do I solve this? -90>( with an line under that sign) 4T I think you flip the sign or something? I'm not really sure.. Could someone please help?
  73. Math

    Please help me about solving kuadratic equations: X^2-2(1-3m)x+7(3+2m)=0 Find m parametter that equations to have the same solves x1=x2,so Discriminant D=b^2-4ac D=0. Please Help me.
  74. Pre Algebra

    Find the Original Amount: NEW AMOUNT: 210 75% INCREASE **please help me as soon as possible and explain steps please!**
  75. Maths

    The product of two consecutive positive numbers is 42 Find the numbers Please write this problem in quadratic equation form please
  76. Algebra II

    Hyperbolas: Could someone please tell me how to determine if the following indicate the foci are on the x-axis or the y-axis? x^2/4 -y^2/16 = 1 x^2/49 - y^2/9 = 1 x^2/36 - y^2/16 = 1 please explain how to set the equations up thank you
  77. spanish

    How do you say "This special is only valid today" Please don't use google translate or another translator. Please answer if you are fluent in Spanish.
  78. Help me please I dont know this quation

    How to affect lattice energy,charge on the ion and radius of the ion, the solublity of the substance. please if it is possible with example
  79. Algebra 1

    Help me please. y=2x x+y=0 im working on solving systems by graphing. I don't know how slope work yet, right now we working on x and y intercepts. I'm Lose please help
  80. math (immediate help please)

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

    Find the slope-intercept equation of the line with the following properties. Perpendicular to the line -9x-8y=96; containing the point (-8,-8) Can anyone please explain and help me please.
  82. math

    Find the unit rate. Round to the nearest tenth. 344 miles in 11 hours i try and try i still don't get it please anybody could help me please =(
  83. Math -Ms. Sue please help

    Graph the inequality... y>-5x+3 All it shows is 4 graphs that are shaded - and I have to choose one...they are all dotted..can you help me please...
  84. please help me

    It takes Omar four minutes to eat eight carrot sticks. How long does it take him to eat one? Please answer and explain.
  85. Math

    [(-1)^3]^4-[(-1)^4/(-1)^3]^2 PLEASE HELP!!! The answer i come up with does not match answer on calculator. The big brackets are confusing me. Please help to explain this. Thanks so much for your help especially Steve
  86. Spanish

    Please list Typical foods of Costa Rica. Please answer. I need this in 1 hour. Thank you for persons who answer this question in advance.
  87. Algebra 2

    Please help me solve and find the excluded values for this problem. Also please show me the work for this problem I want to learn!@!@!. 49X^6+7X^7/28X^8
  88. Algebra

    Please check and see if my answer are correct 1). 24v^2w^5x^8-20v^7w^9= -4v^2w^5(5v^5w^4-6x^8) 2). 81-25z^2= (5z+9)(9-5z) 3). 5y^3-7y^2-15y+21=(y^2-3)(5y-7) 4). x^2+4x-12= (x+6)(x-2) 5). 3x^2-26x+16= (x-8)(3x-2) 6).4v^6+6v^5-18v^4= 2v^4(2v-3)(v+3) 7). solve for y y^2+6y+8=0 y...
  89. Math please check

    Find the equation of the line that contains the point (3, 2) and is parallel to the line 3x − 9y = 0. I know I solve for y and I get y= -3x/-9 but I am not sure where to go from here please help.
  90. math

    Mr. Steve, thank you very much to answer my question on Sunday, 23 August at 1:44 pm. But please, show me how to get : Number 1 : 1. D = -1 Dx = -2 Dy = -3 Number 2 : 2. D = -5 Dx = -14 Dy = -3 Because the steps to know that is important for me. Please...
  91. science please help

    Help please. According to the following diagram, approximately how much time goes by between phase H and phase B? explain your answer.
  92. Maths

    A median of a number is 5. A mean is 5. They're five different numbers. They're not integers. Workout the numbers. Please help me I got a test tomorrow please!:)
  93. math

    Please does anyone have ANSWERS for the UNIT 7 LESSON 8 SYSTEMS OF EQUATIONS AND INEQUALITIES? FWI: It's Algebra 1 NOT PRE algebra please if I fail I'll get an F!!!!!!!
  94. precal Please Help

    1-cos (2A)/2sin A+ SIN (2A)= tan (A/2) I need to verify the identity I have no idea how to do that and I have a test please explain!!!
  95. Algebra

    Write the expression as a single logarithm. log_3 40-log_3 10 I'm completely confused with logarithmic equations!! Can someone please please help me understand?
  96. Math please help

    What are some common or unique formulas that we use in our everyday life? Please add information as to how and why we use the formula.
  97. geometry

    find the values of angles X, Y, and Z. x=91; y= 51;z=31 x=89; y=91; z=0 x=60; y=120; z=31 please HELP!!! math 7 B unit 1 geometry test!!!! anyone from Connections Academy 7th grade please help me
  98. maths

    Hi Can anyone help please: Suppose that the births of boys and girls can be modelled by rollling a fair die with 27 faces, 14 of which represent a boy and 13 represent a girl. 1. Using this model, choose the option that is closest to the probability that a couple who continue ...
  99. CHEMISTRY...........

    1. If 29.0 L of methane, CH4, undergoes complete combustion at 0.961 atm and 140°C, how many liters of each product would be present at the same temperature and pressure? My answer: (0.961 atm)(29.0 L) (413k) all divided by (413)(0.961 atm)=29.0 L CO2 29.0 L CO2 x 2LH2O/1LCO2...
  100. year 7 science

    what gas is made from hydrochloride and zinc? Is it zinc chloride? how to test for zinc chloride what experiment to do . thanks i`m stuck on these questions . not very good at science!
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