Algebra, help + check please

106,764 results, page 92

  1. English ErR

    Please check it Shaharzad is very brave and daring woman. She put her life on the death line to prove her point. Everyone has courage to do some thing better with their own selves. but it require ton of nerve and dare to do better for some one else .But she took stand for all ...
  2. EnGlIsH

    Please check for any errors. Correct them and I would appreciate it. Thanks!!! This will confirmed your reservation for a sweet of four rooms on a non-smoking floor for the dates of July 3-July 9. As you requested, we will hold your sweet for your late arrival. Incidentally, ...
  3. Algebra 2

    Approximate to the nearest tenth the positive real zeroes of f(x)=x^2+1. I got .6 Solve over the set of complex numbers. x^4-13x^2+36=0 i got -3,-2,2,3 but i don't know if i even did it right. Solve x^2+4x9=0 by completing the square. I don't even know where to begin on this ...
  4. Algebra

    I don't quite understand how to solve matrices with three variables. If I have the equations: 7x-4y-2z=0 2x-3y+z=-0.25 -2x-2y+5z=0 How can I solve this? I saw the explanation in a site but I didn't understand it. They appeared to make random operations until the matrix was: 1 ...
  5. College Algebra and Trigonometry

    A weight is attached to an elastic spring that is suspended from a ceiling. If the weight s pulled 1 inch below its rest position and released its displacement in inches after t seconds is given by x(t)=(5pt+p/3. Find the first two times for which the displacement s 1.5 inches...
  6. Algebra

    The selling prices of houses in a city during one year were normally ditributed with a mean of $259,000 and a standard deviation of $15,000. Which of the following is closest to the percentage of the homes that had a selling Price between $244,000 and $289,000? a. 81.8% b. 47....
  7. English

    I have a few more statements to check, please. Thank you very much. 1)The ICC project began in 2007. It gives young people the opportunity to speak publicly on climate change as well as to encourage action to reduce its effects. Each country involved selects three teenagers to...
  8. Social Studies (Check my answers please!)

    What did the Mayan caldenders track? 1. Religous celebrations and battles 2. Religous celebrations and the seasons ** 3. Games of pok-ta-tok and the seasons 4. Games of pok-ta-tok and battles The Aztech capital of Tenochtitlan stood on the site of present-day_______. 1. Los ...
  9. Java Programming

    Hi! ____ 6. Which of the following shows a valid header for a method that accepts any number of double values and returns an array of double values? (1 point) a) public static double... convert(double... d) b) public static double... convert(double[] d) c) public static double...
  10. calculus

    Consider line segments which are tangent to a point on the right half (x>0) of the curve y = x^2 + 1 and connect the tangent point to the x-axis. If the tangent point is close to the y-axis, the line segment is long. If the tangent point is far from the y-axis, the line ...
  11. Business Finance - Check/Help

    Smith Manufacturing is considering the sale of two non depreciable assets, A and B. Asset A was purchased for $2000 and will be sold today for $2250. Asset B was purchased for $30,000 and will be sold today for $35000. The firm is subject to a 40% tax rate on capital gains. 1...
  12. English

    Can you please check these sentences, please? Thank you very much for your previous corrections! 1) How can I get to school? Can you tell me the way to school, please? 2) Do you know the bank in Cross Street? Is Oxford street the road near the station? Yes, it is. 3) You have ...
  13. Environmental science

    i'm a little unsure about my answers for these questions. Can someone please check them for me?, thanks.: 15. All of the following are major interactions between species EXCEPT a. competition and mutualism b. predation and parasitism c. commensalism and competition d. adaption...
  14. English

    I just wanted to be sure about the position of the conjunctions. Could you please check these sentences? Thank you. 1) He fears they will have an accident, injure themselves or that their motorbikes could break down. 2) While I was getting ready for school, my sister had a ...
  15. french

    Can you check my paragraph and make sure its grammatically correct in passé composé? Paragraph: Je suis allé à l'église hier. Après la messe, je suis allé en ville pour chercher quelque chose dans le magasin. Moi et ma famille sont allés manger au restaurant restuarant...
  16. English

    1. A hippo is an animal which has a big mouth. 2. A hippo is an animal which is very heavy. 3. A hippo is an animal which is very big. 4. A crocodile is an animal which has lots of teeth. 5. A crocodile is an animal which has a strog and long tail. 6. A crocodile is an animal ...
  17. English

    Could you please check these sentences for me, please? Thank you. 1) The story takes place in Prince Prospero’s castle, a big fortress with thick walls and refined furniture. 2) There are seven rooms for parties, each of which has a Gothic window and ornaments of the same ...
  18. French 1

    could you please check this god bless. Directions are using the following words ma, mon, mes, ta, ton, tes, sa, son, and seu 1. Qui est ----- amie. Answer: Mon amie est Briana. 2. Qui est----- ami. Answer: Mon ami est Alex. 3. Ou habitent ----- grands-parents. Answer: Mes ...
  19. Art

    Could you please check how I can improve the following sentences? Thank you, Ms Sue. 1) Through his novel Orwell describes the totalitarian governments that had governed Europe in the period between the two wars. As a matter of fact, much of Oceanic society is based upon the U...
  20. Algebra

    Let f(x) = 1 – 3x^2. Which of the following is true? Please give us a brief explanation. A. f is an odd function. B. f is an even function. C. f is neither odd nor even. D. f is both odd and even.
  21. algebra

    Could someone please help me with this? (1) If x is a nonzero real number, is x–2 always positive, always negative, or positive or negative depending on whether x is positive or negative? Explain your answer.
  22. algebra-math

    Create a system of linear equations. Explain the steps for solving a system of linear inequalities. Make a system of linear inequalities problem. Please help me with this?
  23. Math

    Is this correct: sqrt2/sqrt10=sqrt2/5sqrt2 nope. it would be sqrt2/(sqrt5)(sqrt2) no.d sqrt2/sqrt10= sqrt (2/10)= sqrt (1/5) sqrt 0.2 thanks can you help me with this please? Factor:9x^2-8y^2 oh ok; can one of you help me with this: 4sqrtx^12/24sqrtx^2 4sqrtx^12/24sqrtx^2 4/4...
  24. french

    Please can you check these translations? 1.Do you see what I see? 2.Feeling hot hot hot! 3.Relaxing in the sun. 4.At least it's not raining cats and dogs! 5.I'm scared of heights! 6.Rover, hang on! 7.Let it snow, let it snow, let it snow. 8.Fr-Fr-Freezing! 1. vous faire voit ...
  25. Algebra

    The volume of a sphere is given by: V=4/3 pie r cubed. Use the formula, and show your workings, to find out what happens to the volume of a sphere if r is halved and r is trippled? Please help as this has just completly lost me, i end up with V = 4/3 Pie r cubed / eight ........
  26. Algebra

    Please show me step by step if possible: Find dimensions of a rectanglar rug whose perimeter is 28 ft and whose area is 45 ft². The length (longer side) equal ___ft and width (shorter side) equal ____ft.
  27. Algebra

    Please show me step by step if possible: Find dimensions of a rectanglar rug whose perimeter is 28 ft and whose area is 45 ft². The length (longer side) equal ___ft and width (shorter side) equal ____ft.
  28. Algebra help URGENT Please?

    Chris and five of his friends go out to dinner. The total bill comes to $124.29. They decide to leave a 20% tip. Each person will contribute an equal amount to the total tip. Estimate what each person should contribute. a$29.00 b$21.00 c$5.00 $4.15
  29. Algebra

    A bank teller counts her $10 and $5 bills at the end of the day. The total value of the money is $595. Let f represent the number of $5 bills. I have to write an equation that represents the total value of the money. I know f = 5 and 2f = 10 but I am stuck about what do do ...
  30. College Algebra

    Question: Given f(x)=x^2+3x x such that f(x)=4 (ie y=4, what is x?) I am honestly very confused by this question to even attempt to do it. Though here is what I have on the rest of my sheet as my answers. Please correct me if I'm wrong. Thank you! Given f(x)=x^2+3x A. f(2)= 10...
  31. Math 104

    Students, please view the "Submit a Clickable Rubric Assignment" in the Student Center. Instructors, training on how to grade is within the Instructor Center. Assignment 2: Financial Project Due Week 7 and worth 55 points Five (5) years ago, you bought a house for $171,000, ...
  32. pre-algebra

    Simplify- (-2c+d)(-5)+3(-2c)(-8d) Solve the Equation- y/12= -3 -9+a=11 Here are rules that will help you. http://cstl.syr.edu/FIPSE/Algebra/Unit3/combine.htm I hope it helps. Thanks for asking.
  33. Science ~CHECK MY WORK PLEASE~

    A scientist is trying to determine the identity of an element. It is highly reactive in water and forms an ionic bond with chlorine. It is also very shiny. The element is likely A. From Group 17 ********** B. From Group 1 C. From Group 15 D. A Noble Gas Which is most likely to...
  34. Chemistry Help please! (:

    Calculate the mass of oxygen gas that can be produced in the decomposition of 5.55 g of silver oxide. This is what I did but is it right?... I need help with a few more btw to double check if i'm doing these right. So here is what I did: First: balance the equation 2 Ag2 O ...
  35. math

    2. suppose a point at (2,3) is translated to (7,-1). which rule describes this translation? a) translate right 5, down 4 b) translate left 5, up 4 c) translate right 9, down 2 d) translate left 9, up 2 3. if the point (-5, -8) is reflected over the y-axis, what are the ...
  36. Science - Please Check My Four Answers

    Please help me with the following questions: 1. Which is usually the best way to present or communicate inferred data? A. in a bar graph B. in a data table C. in a simple diagram D. in a written paragraph I know the answer isn't C or D(I got C wrong), but now I think the ...
  37. Spanish

    Can someone please check my work? I was in Grade One. We went to the pumpkin patch. I got a really big pumpkin. I tripped while carrying it. I bit into the pumpkin. And lost one of my front teeth. Fui en primer curso. Fuimos al terreno de calabaza. Obtuve una calabaza grande. ...
  38. early childhood education

    1. Small group discussions with preschools enables them to: A. Find out if they are superior B. Learn to argue C. Outsmart the others and gain teachers attention D. Compare their ideas with peer ideas I choose D 2. Children with many experience with stories: A. Can accurately ...
  39. Spanish-Please check SraJMcGin

    1.¿Comó te sentiste ayer? Me sentí muy bien ayer. 2. ¿Adonde fuiste ayer? Yo fui al cine. 3. ¿Adonde fue tu mama ayer? Mi mama fue a la tienda. 4. ¿Visitaste a tu familia la semana pasada? Sí, yo visité mi familia la semana pasada. 5. ¿Donde estudiaste ayer? Yo estudi...
  40. English

    8. What does Aibo have in his eyes? He has two cameras in his eyes. 9. What can Aibo do with these cameras? He can watch houses. 10. Aibo takes pictures of strangers. Then, what does he do? He sends them to the owner's phone. 11. What can't PaPeRo do? He can't do the dishes, ...
  41. please check(Social studies)

    4.C 5.B 4.why is ectourism better for the environment than traditional tourism? A.it changes native cultures B.there is a shortage of clean water C.traditional tourism only highlights beaches D.ecotourism uses few natural resources 5.Which of the following explains why workers...
  42. Algebra

    Ursula wrote the sum 5.815 +6.021 as a sum of two mixed numbers. part A. What sum did she write? b. Compare the sum of the mixed numbers to the sum of the decimals? Please answer both questions thanks
  43. geography

    Check my answers, please? I put an asterisk next to which ever ones are my answer. Thanks! Why do you think the Inuit have retained aspects of their early culture? *A.because they are used to that lifestyle B.because such adaptations allow them to survive in their environment ...
  44. Algebra help please

    Simplify I am using parenthesis to separate , if i write the whole prob as is, it runs together a + 9 (3a - 18) _____ ________ 36 - a^2 (3a + 27) possible answers i can choose from 1 ____ a + 6 1 ____ a - 6 - 1 ____ a - 6 - 1 ___ a + 6 I am thinking it is - 1 ___ a + 6 but I ...
  45. check my answers please

    1.)order the group of quadratic fractions from widest to narrowest graph. y=3x^2;y=5x^2;y=7x^2 a.)y=3x^2;y=5x^2;y=7x^2 b.)y=7x^2;y=5x^2;y=3x^2 c.)y=3x^2;y=7x^2;y=5x^2*** d.)y=2x^2;y=7x^2;y=3x^2 2.)the area of a play ground is 234yd^2. the width of the playground is 5 yard ...
  46. Please check answers)

    Perform the indicated operations and simplify the result. Leave your answer in factored form. 1) x/16 - 1/x all over 1 + 4/x A) x+4/16 B) x-4/16 C) 16/x+4 D) 16/x-4 E) -16/x+4 I chose answer C. I saw this as x^2-16/ x+4. Multiply the following using the FOIL method. Express ...
  47. TO TEACHERS AND WRITEACHER

    TO TEACHERS AND WRITEACHER HELLO, I AM NEW TO THIS WEBSITE. THIS IS MY SECOND DAY IN THIS WEBSITE. THERE IS A RIDDLE FORUM ON THIS WEBSITE. I POSTED A RIDDLE ON THE RIDDLE FORUM.BUT LATER WHEN I WENT TO CHECK IF SOMEONE ANSWERED MY RIDDLE IN THE RIDDLE FORUM MY NAME AND ...
  48. Algebra 2

    Could you please show me step by step how to solve this problem? Suppose that the equation of an ellipse is 36X^2 + 81y^2 = 2916 Find the major and minor radii. Use these numbers and the realtionship in problem 11 to calculate c, the focal readius for this elipse. number 11 ...
  49. ALGEBRA 2

    Could you please show me step by step how to solve this problem? Suppose that the equation of an ellipse is 36X^2 + 81y^2 = 2916 Find the major and minor radii. Use these numbers and the realtionship in problem 11 to calculate c, the focal readius for this elipse. number 11 ...
  50. pre algebra

    Use the five steps for problem solving to answer the following question. Please show all of your work. Marissa has budgeted $65 for her monthly cell phone expense. If her plan with her wireless provider is $15 plus $0.25 for each minute, how many minutes can she talk on her ...
  51. Algebra

    We are learning using the log button in algebra. I have a TI-83 calculator. My book says that log10 85 (there is no space between thet 10 and the 85, that's just to show the different numbers) is equal to 1.93 approximately. But I got 85. How do you properly type this in? ...
  52. Algebra--Correction?

    Solve 4(2x-3) < 3x+6 Would the solution be x > 18/5? * Algebra - Reiny, Tuesday, October 13, 2009 at 5:30pm yes again! Hold on... Looking back on this problem, wouldn't it be x < 18/5 since you need to flip the sign when you divide by a negative?
  53. Math (please check my answer!!)

    1. Tri SVX is congruent to Tri UTX. Reason: Given. 2. Line SV is parallel to line TU. Reason: Given 3. Line SV is congruent to line TU. Reason: CPCTC 4. VUTS is a parallelogram. Reason: If a pair of opposite sides of a quadrilateral are parallel and congruent then it is a ...
  54. Spanish-7th grade-Please check

    1.I have to correct this sentence- Mi amigo viene de el cine. I think I rewrite it as Mi amigo viene del cine. 2. Ella va a el centro comercial. I think I correct it this way: Ella va al centro commercial. 3. Ellos dorem. I correct it by writing it this way: Ellos duermen. 4....
  55. ONE math question! Check please, thank you!

    6) 108 is 36% of what number? Write and solve a proportion to solve the problem. Step 1. First, I will write the proportion to find the missing value, which I will replace it with n. 108/n = 36/100 Step 2. Next, I will write the cross products. So, 36n = 108 x 100 = 10,800 ...
  56. Calculus

    We're learning disks, shells, and cylinders in school but we have a substitute and I've been trying to teach this to myself. Can you check them please? =) Thank you! 1) Find the volume of the solid formed when the region bounded by curves y=x^3 + 1, x= 1, and y=0 is rotated ...
  57. Calculus

    We're learning disks, shells, and cylinders in school but we have a substitute and I've been trying to teach this to myself. Can you check them please? =) Thank you! 1) Find the volume of the solid formed when the region bounded by curves y=x^3 + 1, x= 1, and y=0 is rotated ...
  58. Psychology

    Lorraine and Albert are discussing neurotransmitters, getting ready for an exam. Lorraine maintains that neuronal dendrites sort excitatory and inhibitory messages through a process of elimination dictated by reuptake activity. Albert, on the other hand, argues that inhibitory...
  59. English

    Please check my work. Identify whether each sentence is complex, an exclamation, declarative, or interrogative. 1. Tim likes soup, so Mary bought tomatoes. Complex 2. Oh no! Exclamation 3. Do you want to play in the Garden? Interrogative 4. In the story, the author told how ...
  60. English

    Please check my work. Identify whether each sentence is complex, an exclamation, declarative, or interrogative. 1. Tim likes soup, so Mary bought tomatoes. ----- Complex 2. Oh no! ----- Exclamation 3. Do you want to play in the Garden? ----- Interrogative 4. In the story, the ...
  61. English

    Could you please check these sentences,please? It's really urgent. I made some changes and I would like to know if they are correct. 1) The interior monologue has the following features. First, it is immediate since it lacks the conventional syntax and it is free from ...
  62. Introduction to Graphic Design

    Hello! Thanks for checking my question out! ____ 8. Which of the following is one of the ways in which graphic design has become safer through technology? (1 point) a) New technologies, such as computer equipment and smartphones, can be discarded easily in landfills. b) New ...
  63. math help

    can someone check and see if i did this right x+2y=8 x-x+2y=8-x 2y=8-x 2y/2=8/2-x y=4-x y=4-x/2 y=4-1/2x
  64. math

    can someone check my answers if f(x)=4x-3 find f(-1) f(-1)=4*(-1)-3=-4-3= -7
  65. arithmetic

    Hi can anyone help with fraction?? I want to check my answer: 1 1/2 x 1/4= 3/8 Thank you Ash
  66. Math check

    Solve: 3x^2-11=0 Is the answer" +- sqrt 11/3?
  67. Math Check

    Multiply 1)8t^2(t-t^2+7t^3) My Answer: 8t^3+-8t^4+56t
  68. Reiny

    Can you check back at my last post again? Thanks.
  69. Math

    3/4(5/x-1/2)-5/3<1/3 3/20x-8-15<1/3 Check this for me where didi I go wrong
  70. math

    how do i find the product. Extimate to check or 0.5 x 28
  71. math

    Can you check my work? (4+16)- 20+7= The answer is either 7 or -7?
  72. Math

    Solve the equation and check your solution. Thank You 3/v= v/2v+9
  73. Check Calculus

    What is the sum of 3 forces in equilibrium? Is it F3 = - (F1 + F2) or 0?
  74. Check Calculus

    What is the sum of 3 forces in equilibrium? Is it F3 = - (F1 + F2) or 0?
  75. math

    how do i write $3,337.55 on a check in words on?
  76. Pys. Science(check answer)

    .263degrees C
  77. science

    Okay, I will check back later. Thank You Ms. Sue!!
  78. math- check me

    Solve the inequality for x. 16 <= 4x+4 I get x>=3 Is that right?
  79. Math

    Divide and Check 4x^4y-8x^6y^2+12x^8y^6 _______________________ 4x^4y
  80. math's

    how do you check a Pascal's triangle with a calculator.
  81. statistics

    Why should we check if your data is binomial?
  82. Math.

    Can u check these: 56% of 144 = 80.64 81% Of 63. = 51.03 43% of 92. = 39.56 3%. Of 200 = 6 17%. Of 360 = 61.2 22% of 84 = 18.48
  83. precalcus will someone check my homework

    f(3)=-3/8 and (f-2)=-12 MY SOLUTION F(-2)=ab^-2 = -12 F( 3)=ab^ 3 = -3/8 b^5 = 12 * 3/8 = 32 b=2 12 = a(2)^2 12 = 4a a =3 f(x)=3(2)^x
  84. math12

    solve. check for extraneous roots.3^2x-4(3)^x+3=0
  85. alg2

    solve for 10/x^2-2x + 4/x = 5/x-2 3x/x+1 + 6/2x = 7/x 8(x-1)/x^2-4 = 4/x-2 check for any extraneous solutions! thanks!
  86. bus101

    exam number500600 to check on the answers what are they?
  87. Alg1 / 2

    solve the equation & check your solution
  88. math

    how can you check that the sum of 125+38+75 is 238
  89. MS Sue

    can you plz check my english answers
  90. math

    Solve the equation and check your solution 2/5+1/y-5=y-7/5y-25.
  91. alg 2 check?

    (4x+y)^2 answer:16x^2+y^2 is this correct?
  92. Math

    Solve and check each equation 1a. 12n=36 n=3 1b. n-5=8 n=13
  93. english

    i need help with chapter 10 and 11 sentence check 2
  94. Math (check answer)

    find [7] A.1/7 B.-7 C.7 D.0 i pick 7.
  95. math

    find the quotient then check your answer 3/14.1
  96. English

    I need help on sentence check 2 chapter13
  97. math

    how can we check that 46/100 is equal to about 39/85?
  98. Math

    Solve and check. ( 3 marks) (5)/(x-1)+(2)/(x+1)=-6 I need the help!
  99. Calculus check revised.

    y=-1/sqrt(x^2+1) , then dy/dx= A. x/(x^2+1)^1/2 B. x/(x^2+1)^3/2 C. -x/(x^2+1)^1/2 D. -x/(x^2+1)^3/2 E. x/(x^2+1) I got B.
  100. Calculus check

    If f(5)=3 and f'(5)=-2, find the derivative of x^2f(x) at x=5. A. 0 B. -18 C. -12 D. -20 E. -80 I got D
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