Math(Please help)

188,446 results, page 5

  1. Math, Calculus

    help Please... Differential Equations Problems... please give the complete solution, so that i can understand how it is derived... tnx in advance, god Bless... Here are the problems : 1.) y dx + (2x+3y)dy = 0 2.) (2xy + y^(2) ) dx - 2x^(2) dy = 0 ;y = e, x = e 3.) y( x^(2) + ...
  2. Math

    Use the Binomial Theorem to determine the coefficient of x^14 in the expansion of  (3x^2 − 1/ 3)^ 16 . Express the coefficient as a fraction in its lowest terms. Please help me with this I'm getting nowhere. And please explain the logic behind! Thanks so much
  3. Math

    Hey can you please explain Fibonacci numbers in the simplest way possible because I really don't get them. Like i know the sequence goes 1,1,2,3,5,8,13,21, etc...But we have to fill in a table by plugging the numbers 1-9 in using the equation Fn+1. Please help me, Thanks
  4. math/ algebra 1

    can someone please help me explain how they got this answer and can someone please show me the steps into solving this question? Q: Four more than the quotient of a number and three is at least nine.
  5. Need math help please

    could someone please give me an example not an example using coins, marbles, spinner, like something different that would explain the difference b/w theoretical and experimental probability.
  6. Math please check answer

    please check my answer thanks What would be the amount of compound interest on $ 8,000 invested for one year at 6 %, compounded quarterly ? (need to show all of your work ) ok this is what I got $8,000 x 0.6 = $ 480 $ 480 / 4 = $120 $120 x 0.6 / 4 = $ 121.80 $8,241.80 x 0.6 /4...
  7. Math-Algebra II to be exact

    Come up with a new linear function that has a slope that falls in the range −1< m <0 . Choose two different initial values. For this new linear function, what happens to the function’s values after many iterations? Are the function’s values getting close to a ...
  8. math

    I Need Help On My Math Evaluates: Okay So I Have This Quiz Im Taking And Its Telling Me " Evaluate 3-1/3 to the power of 4" I Am A Little Rusty On My Math So Can Someone Please Help! :) Thanks.. Adrienne Deleon
  9. please!

    I need help figuring this out please! :) Write an equation for this sequence and find the 15th term. Term Number 1 2 3 4 Term 0 1 2 3
  10. math

    will some one please!!!! please!!! help me I'm doing wacky wordies, only have 3 to do!!! decimal decimal decimal ed ot overs pos'-i'-tive' thanks so much!!
  11. Math (Algebra)

    Can someone please check my answer? 9[73-(-95-61)]= 2061 if my answer is incorrect could you tell me where I missed? and the correct answer please? Thank you I would appreciate it...
  12. Math

    Forty-eight decrease by a number is the same as the difference of four times the number and seven. Find the number. Please help me and show your work please and thank you
  13. math -please help!! asap

    what is the vertical and horizontal difference between the two eqautions on a graph? Here are the eqautions- y=2x+3 y=2x-4 please help me on this. These two eqautions when graphed are parralell to each other i believe. But im not sure how to calculate the difference in ...
  14. please!

    ok i REALLY am stumped. please help! it is a sequence problem here is the problem.... 120,60,30 __, __, __. if you could give me the rule for this problem and the next 3 numbers that would be so great!!!!!!
  15. Math

    Help Please! The LCM of two numbers is 60. The GCF of the numbers is 5. One number is 5 more than the other. The numbers are________ and __________ Please help clueless in Massachusetts
  16. Math HELP PLEASE

    find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is negelcted. The gravitational constant is given as G= 6.67428*10^-11 m^3 kg^-1 s^-2 Please give lots of details in answer
  17. Math help please

    1. Solve for x. 4(x - b) = x b = 4/3x b = 3/4x x = 4/3b x = 3/4b 2. Solve for y, then find the value of y when given x = 2. 6x = 7 - 4y -12 7/4 19/4 24 I need help solving these. Can you please explain how to solve these problems?
  18. Math 116

    _(Y-56)=y+56 is that right. Find an equivalent expression without parenthesis. Subtract _5/16-(-3/8)=1/16 is this right. Please check this for me. Please it seem my problem never get answer I did some last night had not hurt any reply.

    I only have 1 hour to get this question answered. Thank you in advance. I need a quadratic equation in the variable x given the solutions: -7 sqrt 7, and 7 sqrt 7 This needs to be in the standard form of ax^2+bx+c=0. Can someone please help me with this???? I am so lost!!!!
  20. Math Please help!!

    2. Mrs. Whimsey’s class is having a pizza party. If there are 16 students and 4 pizzas cut into 8 slices, what answer choice represents the fraction of one pizza each student receives? a) 1/3 b)1/16 c)1/4 d)1/8 Please help :)
  21. math

    Thinking about the different types of numbers you learned in this unit, how would you help someone remember the differences between rational and irrational numbers? PLEASE ANSWER NICE AND NEAT AND CORRECT PLEASE AND THANK YOU!! =)
  22. Math (immediate help, please)

    A bicycle has 26-inch diameter wheels. If the wheels revolved 2 times after the brakes were applied, the stopping distance is approximately _____. What's the answer? Provide a thorough explanation as well, please.
  23. Math (immediate help, please!)

    A bicycle has 26-inch diameter wheels. If the wheels revolved 2 times after the brakes were applied, the stopping distance is approximately _____. What's the answer? Provide a thorough explanation as well, please.
  24. Math Geometry

    Unit 1 Lesson 5: Drawing Triangles Quiz if some knows what the answers are then please put them down I have been stuck on this quiz for the past 3 days PLEASE HELP MEEE!!!!!!! 7th grade
  25. Math 116 algebra please check

    Multiply 1/7×(-3/7)=-3/49 Please check
  26. Math- please help!!!

    please help me solve these problems! Thank you! 1. Simplify: (3p^5)(5p^2)+(7p^3)(2p^4) 2. Simplify: (6x^2-2xy+3y^2)-(4x^2-xy-y^2)
  27. math

    How to make a 10 grams ....anything. ...please help me Please tell me how to make
  28. math

    sums and differences of rational algebraic expression answer the following 2x/x^2-2x-15 - x-2/3x^2+9 another is t/2rs^2 - 2r/3rst + 3s/30r^2t another is 3x/2x-3 - 2x/2x+3 + 3/4x^2-9 please answer this i need it tomorrow morning 3:00 please answer it i will WAIT FOR IT!

    You have 33 dogs and 4 kennels. Divide the dogs up evenly so the same number of dogs is in each kennel. I was told to show work and that I could not count part of a dog. Please help. Thank you.
  30. Discrete math

    please help I'm completely lost Is the following connected graph a tree please explain There are 4 vertices, two with degree 1, one with degree 2, and the degree of the fourth vertex is not known.
  31. English

    1. Please water the plants while I am away. 2. Please water the plants while I am absent. 3. Please water the plants in my absence. 4.Please water the plants while I am not here. 5. Please water the plants while I am out. 6. Please water the plants while I am on a business ...
  32. math

    please answer this my topic is all about sums and differences of rational algebraic expression perform the indicated operation reduce answer to lowest term 3/5 + 4/5 another is x/3 - y/3 another is 7/a + 2/a please answer it thanks!!!!!
  33. math Please help!!

    Using a scale factor of 1 inch = 16 feet, what are the blueprint dimensions of a room that is 20 feet x 28 feet? A. 1.5 in x 2.5 in B. 1.25 in x 2.25 in C. 1.25 in x 1.75 in D. 1.5 in x 1.75 in Could anybody tell me how to solve this problem, please? I really need help. God ...
  34. Math: Geometry and Measurement

    Find the area of each circle shown below. Also please tell me how to do it, and no false info please:) The image shows a) a circle with the diameter of 20 cm and b) a circle with the radius of 7 m.
  35. Math-Please Help!

    Hi, I am having trouble understanding the concept of delta and epsilon. Please explain the following problem. Thank you!! Given the function f(x)=2-(1/x), find delta such that if 0< Ix-2I < delta, then the absolute value of f(x)-1 is < 0.1
  36. Math

    Here is the graph for the question: Year|Average Gas Price 2005|$2.25 2006|$2.25 2007|$3.05 2008|$2.78 2009|$2.25 2010|$2.52 2011|$3.40 2012|$3.51 2013|$3.40 2014|$2.96 2015|$2.34 What equation models the data? What are the domain and range of the equation? Do you think your ...
  37. math help

    Thank you for helping me with the last problem Reiny and Bosnian. However, I have one more problem that I need help with please and I have no idea how work the problem. I used an on line calculator to get the answer. It didn't give an explanation on how to do the problem ...
  38. math

    please help thx 16-3(8.3)^2-5 and please show me steps thx. i have it figure out but i want to know if its correct thx
  39. Math

    If f(x)-lnx,g(x)=e^8x, and h(x)=x^7, find the following: a. (f.g)(x). what is the domain of f.g? b.(g.f)(x). what is the domain of g.f? c. (f.h)(x). what is the domain of f.h? I have no clue how to do this. Somebody please help me?? please???
  40. please help if you can please

    i cant really find the exact thing on google.please a little help please,im begging you thanks help me find a exact link for laws and regulations on opeing up a business in hong kong a. import/export b. joint venture c. direct investment
  41. Math ms sue please help

    I have this paper and it talks about chad and Claire and the rectangular base and when it said the least expensive thing I got 8 by 6 with the cost $23.80 it's right but I forgot how I got my answer a little help please?
  42. Math please help

    I am so confused on how to set this up then solve please help. For a rectangle with area 100 to have the smallest perimeter what divisions should it have? Would I use 2L+2W=P, A=xy, or what. I know it is probably something really simple and I am just not seeing it.
  43. Statistics Help

    Express the confidence interval (0.024, 0.112) in the form of p-hat – E < p < p-hat + E = __< p < __ I don't understand how to perform this formula. Please help I am about to graduate and this is my last class, and I am struggling as I only know basic Math! ...
  44. organic chemistry

    Which has a higher Rf value Ibuprofen or mefenamic acid? please please please.i need your answers.
  45. Algebra PLEASE HELP

    8. Which of the following expressions is equivalent to (-7)^5 -7 * -7 * -7 * -7 * -7 -7 * 5 (-7) * 7 * (-7) * 7 * -7 5 * 5 * 5 * 5 * 5 * 5 * 5 PLEASE HELP ONE OF THESE ARE SUPPOSED TO BE EQUAL TO (-7)^5 = -16807 BUT A AND C ARE :(( I'M SO CONFUSED PLEASE HELP :(
  46. Math

    PLEASE PLEASE HELP ME WITH THESE 2 PROBLEMS STEP BY STEP AND SHOW WORK! z/12=9 what is the value of z show how you found it. 5 x g= 230 what is the value of g show how you found it. PLEASE I REALLY NEED HELP!!!
  47. Physics please please help me

    Prove the law for triangle ABC i.e sin A/a=sinB/b=sinC/c Please help me!
  48. English

    1. Who's calling, please? 2. Who's speaking, please? 3. Who's this, please? .................................. In a telephone conversation, are all correct? The same?
  49. 9th grade math

    Hey i need help on my math hw i just don't get it lol please help me! Here the questions Which of the following equations has a graph that is parallel to the graph of 4x-2y=7? A:-2y = 4x+2 B:7-4x=2y C:4x+2y=2 D:-4x-2y=-7 E:2y=4x+7 Determine if the two lines 7x+5y=35 and y= -7 ...
  50. Algebra Help! Please

    Ok so I did what you told me reiny but I cant figure out number three which is here 10x - 2 - 6x = 3x - 2 + x Please show how You did it please?
  51. Maths

    Can someone please help me with this please please 😯 An even function is symmetrical about the origin(true or false )
  52. English

    1. Please make yourself at home. 2. Please make yourself comfortable. 3. Please make yourself relaxed. 4. Please make yourself _______. 5. Take it easy. ================ Are they all the same in meaning? Can We use other expressins which are suitable for the blank? Some other ...
  53. Math

    How do you work this problem step by step? p-12 when p= 22 We don't know what book you are using and probably none of us has a copy if you told us the name of the book. Please post your question and someone will try to help. Please be specific and tell us exactly what you don'...
  54. Math

    Hey i need help on my math hw i just don't get it lol please help me! Here the questions Which of the following equations has a graph that is parallel to the graph of 4x-2y=7? A:-2y = 4x+2 B:7-4x=2y C:4x+2y=2 D:-4x-2y=-7 E:2y=4x+7 Determine if the two lines 7x+5y=35 and y= -7 ...
  55. help PLEASE! URGENT!

    ok, i need help w/ this problem. (4x^3 + x^2 + 3) + (x^3 + 2x^2 +1) can u please explain how to do this please? i'm very lost. Thanx! -Ally
  56. Alg. - please help

    Can someone please answer my questions below on my first post?? please

    write the simplified expression 4x^2-2+8-3(4x^2-2)+(-x^2+3x-2) PLEASE PLEASE PLEASE include all the steps if you can

    write the simplified expression 4x^2-2+8-3(4x^2-2)+(-x^2+3x-2) PLEASE PLEASE PLEASE include all the steps if you can
  59. history.

    Describes the devil's eye stone sculpture? please!! please!! please!!!! help me in this question.
  60. HELP!

    The problem using elimination/substitution methods what is the solution set to 3x -2y =-4 and 5x=2y the choices a)(2,-5) b)(-2,-5) c)(2,5) d)(-2,5) Please, Please, Please, HELP! Between a and c I believe it is c is that correct? Yes.
  61. english

    How do you diagram the sentence, My dad is mean, he makes me do push up, someone stop him before I die, please, please, please!
  62. MATH!!

    (1)At the begining of her math class, Mrs. Reno gives a warm-up problem. She says, "I am thinking of a number such that 6 is less than the product of 7 and this number is 85." Which number is she thinking of? A-11 B-84 C-13 D-637 ___________________________________ (2)If x and...

    Please help. I know I asked this before, but the answer was lost during the upgrade. Show that 0.00317 is a rational number by writing it as a quotient of integers. (the 317 has a line over it.) please help. thats hard really hard im in grade 5!!!!
  64. Math

    Hi everyone! May anyone please tell me how to tell how many zeroe's are required in your answer when moving the decimal points in converting metric units? Thank you very much! PLease help son, if possible, as I have a really big test coming up!
  65. math

    How to solve first question using a t table please help answer question really stuck on wok new answers 19 or170 can you tell me which is right showing work please thank you whole lot - jessica ledesma
  66. Math

    Help please. Jennie and Bill have a combined age of 50. 16 years ago Jennie was twice as old as Bill. Please can you help with the workin out.
  67. math

    Someone please help me with this question. What would happen to an equation if you solve from right to left instead of left to right? And please provide an example.
  68. Math help please

    Thank you for the answer K Can you please explain? Observe the pattern of letters ACCCEEEEEGGGGGGG. This pattern continues to repeat beginning with the letter A. What will be the 170th letter?
  69. Math

    There are 16 cubic boxes of erasers in a case. What are all the possible dimensions for a case of erasers ? please help need in 30 minutes or less so confused help please thanks
  70. math

    Please help. I've been asking about these questions for the past 1 and 30 min. I'm really confused Simplify Please: 1: (-12xy2z)(3xy) 2: -12xy2z divided by 3xy 3: 2x(2x - 5) 4: -2x(2x-5)
  71. math Please help!!

    Sally puts $200.00 in a bank account. This account earns 8% compound interest. How much money is in the account after three years? A $151.94 B $240.00 C $251.94 D $160.00 Please help me!
  72. Math

    I still do not understand how to solve the following problem. Please show step-by-step. x = Integral (0 to v) dv/(q^2-v^2) where q = constant the answer is --> x = 1/2q ln (q+v/q-v) 1) Where 1/2q came from? 2) Where ln came from? Is there a formula for it? Please help!!!!!!!
  73. Math Urgent

    (k+3)^2=(2k-1)^2=0 Please help me solve this equation or maybe one like it......I keep doing it wrong. 6p^2(p+1)=4(p+1)-5p(p+1) I also keep doing this problem wrong. I have the answer but I don't understand how its done. Please help!!
  74. Math(Please check)

    Find f X g , g X f , and f X f f(x) = 3sqrt x-1 g(x) = x^3 + 1 For f(x) the 3 is little above the sqrt sign. My answers were: f(g(x)) = 3sqrt x^3 + 1 -1 g(f(x)) = 3sqrt (x-1)^3 -1 f(f) = 3sqrt x-1-1 My teacher said these were wrong. Please help. I do not know how to correct ...
  75. URGENT!! 7th Grade Math Help Please!!

    2. Price of the iPad Mini: $329.00 Price of the iPad with a 15% discount. Show all of your work please!! [4 points]
  76. Math help please

    A statement Sn about the positive integers is given. Write statements S1, S2, and S3, and show that each of these statements is true. Sn:   2 is a factor of n2 + 7n Could you please show your work? I want to know how to solve.
  77. Please explain (Math)

    Let A and B be subsets of a universal set U and suppose n(U)=210, n(A)=100, n(B)=60, and n(A∩B)=30. Compute n(Ac∩Bc). 80 150 100 90 180 200 Please help. Thank you
  78. 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 ...
  79. Poetry

    I need a seven long line iambic pentameter poem. PLEASE HELP...I have no idea how to do this and my teacher will fail me. please please help
  80. Science

    Explain how gravitational, electrical and magnetic force act on a maglev train??? Please help I need to know please!!!! before tomorrow please
  81. Math (PLEASE HELP)

    Can someone please help me do the following problems? I don't care for the answers, I just wanna know how to do this stuff. I am always forgetting how to do certain things in math. 1)ABCD is a rhombus with diagonals intersecting at E. If m<ABC= 4m<BAD, find m<EBC. 2)...
  82. Math

    Pat paid $35 for a shirt that originally cost $50. What percent of the original price did the shirt cost? Please show working. I calculated it to be 30% but the answers provided are (a) 40% (b) 65% (c) 70% (d) 85%.........Please Help me
  83. math ms sue please help, PLEASE!!!!

    the jones' are planning a vacation. the total cost is $2500. they are able to save 1/5 of the cost each month. how much will they save in three months?
  84. Math

    (1) 8/1 divided (-3 2/5) My answer is 68/1 (2) 3 2/3 divided by -8 6/7 answer 682/21 3) 41/5 x -8/5 =32/25 Please I need help i'm so confused please show work so I can understand these other 27 problems that i have to complete. Thank you Ms. Sue
  85. Math

    Please help me with the following by checking it. Solve for x: √(2x^2+5)=2 A. ±1 B. √2 - (This is my answer.) C. ±2 D. None of the above. I am not sure about my answer, can someone check it please. Any help will be greatly appreciated.:)
  86. Math

    I HAVE NO IDEA WHAT THE ANSWERS ARE JUST PLEASE TELL ME IF THEY ARE WRONG OR RIGHT, PLEASE HELP IF YOU CAN!!!!! 1.-2v-7=-23 A.)15 B.)8*** C.)-8 D.)-15 4.-2(m-30)=-6m A.)-15 B.)-13 C.)-8*** D.)8 5.3n+2=8+2n A.)3 B.)4*** C.)5 D.)6 6.Simplify the expression. -6-7(c+10) A.)64-7c B...
  87. math

    please help with the steps 36+9%3x5= do you multiply 3x5 first? 15 36+9=45 45%15=3 Please advise Thank you also the percent sign is supposed to be division sign
  88. Math please check answer

    please check my answer :) The monthly payment of a $100,000 mortgage at a rate of 8 1/2 % for 20 years is 8678.23
  89. Math please

    The HCF of the smallest composite number and the smallest prime number is this statement is true or false.give reason.please
  90. Math - help please

    Write the equation of a line that is perpendicular to the given line and that passes through the given point. y – 3 = (x + 2); (–2, 3) A. Y+3= -3/8(X-2) B.Y-3=-3/8(X+2) C.Y-2=-3/8(X+3) D. Y+3=3/8(X-2) I am not sure how to do this problem...please help...
  91. Math...Algebra :S

    Hi, okay um. I'm trying to get his math question (Algebra :o) and i'm not quite sure what i'm doing---but everything i do, i get the wrong answer. The Question is 2m+n M= 2/5 and n= 1/2 (Fractions) Everytime i do the question, i get 9/10 as a answer...but i check the textbook ...
  92. math i need help miss sue please check

    What is the prime number in this fraction 5/6? Please answer that then have another response to that one. What is the square root of 69? Answer that one then simplify this 20/65.
  93. English

    i need help please on my persuasive speech based on slavery please please help
  94. English

    1. Help me, please? 2. Will you help me, please? 3. Help me, please. ------------------------- Does #1 mean #2? Because of the question mark, #1 is different from #3, right?
  95. Math

    Hi! I’m practicing for the SHSAT, and I am doing some math problems. I don’t want to take advantage of this website, so I decided to ask you guys first. Am I allowed to ask lots of math questions? But I will answer them(at least the ones I know) could you help me check it...
  96. math URGENT!!

    the midpoints of the sides of a triangle are (1,1),(4,3),and (3,5). find the area of the triangle. please answer and show how u did it step by step please!!!!
  97. Math Please Check

    Please check my answers! Thank you! Simplify the following expressions. Collapse “x” terms, and/or simplify fractions and exponents. 1.) (12/5) / (36/20) = 4/3 2.) x^13*x^3 = x^16 3.) x^4 / (x^2)^3 = 1/x^2 4.) x^-3 / x^2 = x^-5 5.) (x^2-8x+16) / (x-4) = x-4 6.) x^(-1/3) / ...
  98. math

    in which set would 2/5, 15/36, and 24,12 be placed and why set A = 1/4, 7/25, 5/8, 3 3/5 set B = 2/3, 4/7, 11/12, 1/9, 34/18 Please note that we don't do students' homework for them. Once you have come up with a response to these questions, please re-post and let us know what ...

  100. Math

    Hi I really need help. I don't know even how to figure these two questions out so if you could help me, please. Is (–4, 10) a solution to the equation 10 – 5x = y? Explain your answer. Describe the pattern in the table using an equation. x|y 1|15 2|25 3|35 4|45 Please help...
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