Jasmine20

Most popular questions and responses by Jasmine20
  1. math,help

    Is this trinomial a perfect square x^2-6x+9 if the trinomial starts with x^2 and 1/2 of the middle term coefficient squared equals the last term, then it is a perfect square. tell me what you found. i thought it was not a perfect square. because i tried

    asked on April 19, 2007
  2. CountIblis, can i bother you

    Countiblis, i know that you might be busy do you mind if i ask you the following for help.Only if you can please. can you explain to me just one more thing so i can undestand it. Now i have an equation which is : 3x = 3x + 5 which I know has no solution to

    asked on January 3, 2007
  3. math, correction

    bobpursley. i'm still questioning the problem states find the slope of any line perpendicualr to the line through points (3,3) and (2,8). y= (8-3)/(2-3) the slope i get is. (5)/(-1) for the first slope now to get any line perpendicular to the line through

    asked on January 28, 2007
  4. graphing, math

    How do you graph these types of problems. Graph each of the following inequalities. 4x + y (grater than or equal to) 4 Get y by itself on one side and then graph and shade the region depending on the sign (< or >) and make the line dotted if it is not

    asked on December 26, 2006
  5. Drbob222, math , algebra

    Sorry , I thought it went through. What i want to be corrected is the following. (30)

    asked on December 18, 2006
  6. math

    Directions: Find the slope of any line perpendicular to the line through points(0,5) and (-3,-4). THis is what i did. m=(-4-5)/(-3-0)=(9)/(3)=3 y=mx+b using points :(0,5) 5=3(0)+b 5=b y=3x+5 so the slope of the perpendicular line is (-1)/(3) When finding

    asked on January 24, 2007
  7. math, help

    For the following set, which number has the largest absolute value? 4,-1,12,-20,19,0 Possible Answer of choice: A)0 B)19 C)-20 D)-1 wouldn't it be postive 20 but its not within the choices. What is the absolute value of -20? Absolute value is the distance

    asked on February 13, 2007
  8. ms.writeacher,english

    I'm suppost to write a job-application letter to a company of interest attaching the resume. My question for this is on the job application letter on the heading i'm suppost to omitt my address and on the resume as well. And also what type of format am i

    asked on November 26, 2006
  9. math,correction

    Find four solutions for the equation 3x+5y=15 so the equation will turn to be y=-(3)/(5)x+ (3) and when i do the table i get these points for the solution (-2,4.2),(-1,3.60),(0,3),(1,1.8) ok Let me give you a help. Take the slope, denominator. 5. Now make

    asked on January 26, 2007
  10. drbob222 math,correction

    i made some corrections for the previous postage can you check those when you get a chance please. Also for this one: my options of answers are: A)2y + 6/3 B)3x- 6 /2 C)2 + 2y D)2/3y + 6 Directions: Solve for x: 3x - 2y =6 3x - 2y = 6 +2y +2y 3x = 6 +2y --

    asked on January 11, 2007
  11. math,help

    the problem says: one day, the temperature at 2:00AM was 44 degrees farenheiht , and by 2:00PM the temperature was 68 degrees farenheit. WHat was the hourly rate of temperature change? the possible answers are to pick from (a) 1 f/h (b) 2 f/h (c) 3f/h (d)

    asked on January 26, 2007
  12. math,correction

    the problem reads: evaluate sqrt (-4) if possible. my answer: sqrt (-4)

    asked on April 19, 2007
  13. math,factoring,help

    Can someone please show me step by step how to do these. I've read the book and there examples and It is just not clicking. Directions: Factor each of the following polynomials completely Problem:#1 14x^2-20x+6 Directions:Find all positive values for "K"

    asked on January 31, 2007
  14. math,correction

    The question asks: Find the slope of any ilne parallel to the line through points (20,9) and (7,8). so i found slope which i did: y=(9-8)/(20-7)= (-(-)/(13) so by having the slope how do find another the slope of any line parallel to this one that go

    asked on January 27, 2007
  15. math,algebra

    can someone correct this for me: Translate the following statements into inequalities. Let x represent the number in each case. 2 times a number, increased by 28, is less than or equal to 6 times that number. My answer: 2x+28

    asked on December 21, 2006
  16. drbob222, math , algebra

    Can you recheck this hopefully this time i did it correctly. Directions: Crafts. Rose's garden is in the shape of a trapezoid. If the height of the trapezoid is 16m, one base is 12m, and the area is 224m ^2, find the length of the other base. My answer:

    asked on December 19, 2006
  17. math correction

    Find the slope of any line perpendicular to the line through points (0,5) and (-3, -4). the slope i get is = 3 so the slope of any line perpendicular would be the reciprocal of 3 which is -3/1 is that the correct answer. or do i have to word it differenly

    asked on January 16, 2007
  18. math,help

    Okay i am still trying to understand how to come up with a radical expressions and their applications, and apply to your daily life. I need more examples if any can help me out .... Is there a way of modeling it if i wanted to use a house for instance i

    asked on April 3, 2007
  19. math,algebra,help

    Directions are simplify by combining like terms. x radiacal 18 -3 radical 8x^2 can someone show me how to do these types of problems. thanks I cant determine the second term. For the first, I think you meant x sqrt(18) which reduces to x sqrt (9*3) or 3x

    asked on January 26, 2007
  20. can someone help me with a question of an explanat

    my question is for math, I have the problem worked out i just don't remember what the tutor who helped me told me for the explanation of steps i just like to know how they came up with that. Directions: Solve each literal equation for the indicated

    asked on January 3, 2007
  21. math, beginning algebra

    how do i solve the following equations. Problem # 1 3x greater than or equal to 2x minus 4 can someone correct number 2 Problem # 2 7(x-3)> 5x-14 7x -21 > 5x -14 7x-5x>-14-21 2x>-35 3x is greater than 2x minus 4. 3x>= 2x-4 subtract 2x from both sides x>=-4

    asked on December 21, 2006
  22. math help, correction

    Anna has 12 bills in her wallet, some $5 and some $10. The total value of the bills is $100. HOw many of each bill odes Anna have? How do i solve these type of problems my quess was this but i don't know if i'm correct. 5(x) + 10(y) = 100 5(0) + 10y = 100

    asked on January 11, 2007
  23. math

    can someone correct this for me... solve: -4(2x - 3) = -8x + 5 my answer: this equation has no solution because they don't equal i get 0=-7 -4(2x-3)=-8x+5 -8x+12=-8x+5 0(x)=-7 So am I correct You are right, let me explain a bit more. When you write down:

    asked on January 1, 2007
  24. ms.sue, religion help

    see i know that there is information on judaism. but see i have the titles but i have to convert each title intot a slide that describes/explains judaism to a 9yr.old kid. now the thing is that for each slide there can only be approx. 5lines and 5 words

    asked on January 21, 2007
  25. religion,history

    What is the hinduism desire for liberation from earthly existence. Thank you for using the Jiskha Homework Help Forum. Here are some websites to help you answer y our questions on Hinduism: http://en.wikipedia.org/wiki/Hinduism (a "definition")

    asked on December 21, 2006
  26. math

    How do you solve these types of problems.? Martina leaves home at 9.A.M., bicycling at a rate of 24mi/h. Two hours later, John leaves, driving at the rate of 48mi/h. At what time will John catch up with Martina? The basic formula is distance= speed*time

    asked on December 19, 2006
  27. math, algebra

    Can someone check this for me : Find the gcf for each of the following groups of numbers: 36,64, and 180 My answer: gcf=4 Find the lcm for each of the following groups of numbers which ever method you wish:8,15, and 20 My answer: Lcm=1 Find two factors of

    asked on December 4, 2006
  28. math, help

    how do i write the equations so i can solve it i will do the solving but help me out with the equation please.for the following: Four pencils and five pens cost$2.00. THree pencils and four pens cost $1.58. Find the cost fo a pencil and the cost of a pen.

    asked on January 13, 2007
  29. math

    Can someone correct this for me please or help me out.... Why are variables useful in algebra? My answer: Variables are useful in algebra because they detemine an answer that anyone is trying to get to. Variables can represent a single number or a whole

    asked on January 1, 2007
  30. Question for math.

    how do i solve this? When x number of units are sold, the price of each unit (in dollars) is given by . Find the unit price when the following quantities are sold: 2,7,9,11. You seem to have omitted an equation after the word "by" the equation is : p= -x/2

    asked on December 22, 2006
  31. math, algebra

    i just want to re make sure that the following question is correct. (1) List all the factors of 16 My answer: 1,2,4,8,16 That is correct. They may not want 1 and 16 to be included, since every integer has 1 and itself as factors. so i should take away the

    asked on December 17, 2006
  32. math, algebra

    How is 28 a perfect number? Can someone explain this to me. all i understand that all perfect numbers end in 6 and 8. But how and why is 28 a perfect number. dimes are packaged 50 in a roll. quarters come 40 in a roll.susan b anthony dollars come in rolls

    asked on December 7, 2006
  33. math,help

    how can i factor this out completly x^4+x^3-12 i know that4*-3=-12 but how can i get that middle term x^2*x^2=x^4 first you cannot take out any GCF. so if you decide to use grouping, you can create an equivalent problem: x^4 + x^3 - 6 - 6 then by using

    asked on April 20, 2007
  34. I need help.,math

    Is this correct or wrong? Technology. Driving down a mountain, Tom finds that he has descended 1800ft in elevation by the time he is 3.25 mi horizontally away from the top of the mountain. Find the slope of his descent to the nearest hundredth. so i would

    asked on January 15, 2007
  35. math,help

    Also, can someone set this problem up into equations so i can solve.thanks A plane took 1 hour longer to travel 560 miles on the first portion of a flight than it took to fly 480 miles on the second portion. If the speed was the same for each portion, what

    asked on April 20, 2007
  36. math ,correction

    Directions: Solve each of the following problems. Be sure to show the equation used for the solution. The length of a rectangle is 2in. more than twice its width. If the perimeter of the rectangle is 34 in., find the dimensions of the rectangle. Let L =

    asked on February 5, 2007
  37. algebra,math

    i am clueless about this: (#1)What expression raised to the fourth power is 81x^12y^8z^16? (#2)Simplify each of the following expressions. Write your answers with positive exponents only. (x^2)^-3(x^-2) divided by (x^2)^-4 #1 answer (3x^3)(y^2)(z^4)

    asked on January 21, 2007
  38. math,correction

    can someone correct this for me. 7(x –3) > 5x - 14 7x –21 > 5x –14 -5x -5x 1x –21 > -14 +21 +21 1x > 7 1x / 1 > 7 / 1 x > 7 the line has an open circle right on number 7 with an arrow going to the positive side. No. WHen you subtraced 5x from 7x,

    asked on January 9, 2007
  39. math,beginning algebra

    can someone help me work this problem out. If a total bill at a restaurant, including a 15% tip, is $65.32, what was the cost of the meal alone? $56.8 let x = cost of bill Then x + 0.15x = 65.32 solve for x. $56.80 is correct from Angela.

    asked on December 20, 2006
  40. MATH, ALGEBRA

    CAN SOMEONE CORRECT THIS: lIST ALL THE FACTORS OF 16? mY ANSWER: 1,2,4,8 What is the prime factorization of 40? My answer:2x2x2x5 almost- 1, 16, 2, 8, 4 Isn't sixteen a factor of 16? You are correct on the prime factors of 40 should i leave the 16 as part

    asked on December 16, 2006
  41. math, drbob222

    For this problem is it only asking for the exprssion(formula). Or do they want me to solve it. (1) A triangle has sides 3x+7,4x-9,and 5x+6. Find the expression that represents its perimeter. My answer:P=a+b+c I think the question is asking for the

    asked on December 12, 2006
  42. Relion effects , Jen

    Its asking me to do two separate things one: List first effect thesis and provide examples. THe second one is :List second effect thesis with examples. THe effects I have to think of positive as well as negative how should I word it. So you have to choose

    asked on December 7, 2006
  43. math,algebra,bobpursley

    Let me know if this is correct now: (1)Finding the lcm using which ever method for:5,15 , and 20 8:2x2x2x3x5x5 15:2x2x2x3x5x5 20:2x2x2x3x5x5 --------------- LCM:2x2x2x3x5x5 After simplification LCM:120 (2)Find the GCF for each of the following numbers: 36,

    asked on December 4, 2006
  44. writeacher, english

    for a job application letter . the format for my information where my name goes on top my address should be ommitted and just keep the email address etc. And attach the resume. please help I still seem not to see the the templates. What is the difference

    asked on November 26, 2006
  45. Math,help

    how do i evalute this problem if possible. i will decribe it it has an index of 3 then a squaroot sign then for the radicand (-64) since the cube root of 64 is 4(4 times 4 times 4 = 64).. the (-) part, you just tack on, since a (-) times (+) times (-)

    asked on April 20, 2007
  46. math,help

    can someone explain to me also how to do addition with equations. Solve the system by addition 5x-3y=13 4x-3y=11 its easy try properly It's not easy "It's not easy" Then how come I found the answer: x = 2; y = -1, in just five seconds by just looking at

    asked on February 10, 2007
  47. math,correction

    find the slope of any line perpendicualr to the line through points (3,3) and (2,8) so i did: y= (8-3)/(2-8)= (5)/(-6) to find another line perpendicular do i have to take one set of the points and substitute them into y=mx+b? The slope for the

    asked on January 27, 2007
  48. math help!

    Directions are: Divide The problem is: (7x^5y^5-21^x^4y^4+14x^3y^3)/(7x^3y^3) what steps or better say where do i start. factor out common terms in the numerator. I see a 7x^3 y^3 that can come out. check that, I did it quickly.

    asked on January 23, 2007
  49. math,correction,&help

    Write the equation of the line L satisfying the given geometric conditions. L has y-intercept (0,2) and is perpendicular to the line with equation 2x-3y = 6 Equation of perpendicular line is of the form 3x + 2y = K…It passes through (0,2) 2(2) = K = 4

    asked on January 16, 2007
  50. math,correction,help

    please can someone tell me where i am wrong. Directions: Translate to a system of equations and solve. Problem: Colored copies cost 10cents per copy and white copies cost 5cents per copy. Sandy made 400 copies, some of which were colored and the rest

    asked on January 13, 2007
  51. Math correction

    (1)Translate the following statement into an algebraic equation. Lex x represent the number. 12 less than 5 times a number is 18 my answer: 5x - 12 = 18 (#2) 4 times a number, increased by 9, is 17. Find the number. My answer: 4x + 9 =17 looks ok to me.

    asked on January 11, 2007
  52. math,correction

    can someone correct this for me please. Statistics. Sam must have an average of 70 or more in his summer course to obtain a grade of C. His first three test grades were 75,63, and 68. Write an inequality representing the score that Sam must get on the last

    asked on January 9, 2007
  53. MATH

    This problem makes no sence to me i tried it but i know i am completely wrong someone please help. The cost for a long-distance telephone call is $0.36 for the first minute and $0.21 for each additional minute or portion thereof. Write an inequality

    asked on December 21, 2006
  54. math,algebra

    How do you solve these types of math problems. Directions: Solve each literal equation for the indicated variable. A=1/2h(B+b) (For b) Area of a trapezoid It is just a matter of algebraic manipulation. A=(1/2)h(B+b) Multiply both sides of the equation by

    asked on December 18, 2006
  55. bobpursly,math ,algebra

    Can you explain to me how is 3and 1/3 minus 1 and 2/3 equal to 1 and 2/3 3 1/3 = 10/3 -1 2/3 = -5/3 -------------- 10/3 - 5/3 = 5/3 5/3 = 1 & 2/3 Another way. 3 1/3 = 2 4/3 -1 2/3 = - 1 2/3 ---------------- 2 - 1 = 1 and 4/3 - 2/3 = 2/3 so final answer is

    asked on December 16, 2006
  56. drbob222, math ,algebra

    can you explain to me the following problem , ms.sue and others are trying to help me but they are making me more confuse. Is there any short cuts to the following problem. Directions:multiply and write the answer in simplest form. 4/12 times 10/4 first,

    asked on December 16, 2006
  57. Math,algebra

    Can someone explain to me how to solve the following. Directions:Multiply and write the answer in simplest form. 4/10 divided by 10/4? 4/10 / 10/4 change to mulitpcation by flipping the last fraction: 4/10 * 4/10 = 8/20 8/20 = 4/10 = 2/5 luke, I'm sorry i

    asked on December 16, 2006
  58. math,algebra

    What kind of expression is good to use for this problem so i can solve it. The kinetic energy of particle of mass m is founded by taking one-half of the product of the mass (m) and the square of the velocity (v). Write an expression for the kinetic energy

    asked on December 11, 2006
  59. math, Jay

    How do these fractions turn into the following fractions. 1/3=10/30 1/5=6/30 1/10=3/30 There is a fundamental fact of math that says if you multiply anything by one , nothing changes. but 1 = 3/3 = 10/10 etc. So if you have a fraction, and multiply it be

    asked on December 6, 2006
  60. math,bobpursley

    Is this the correct way to solve these math problems and are the answers correct. Directions:Solve the following applications. Science. Jose rode his trail bike for 10miles. Two-thirds of the distance was over a mountain trail. How long is tehe mountain

    asked on December 6, 2006
  61. math,drbob222

    I'm sorry the problems i posted had a couple of errors how i posted it here they are: Posted by DrBob222 on Friday, November 24, 2006 at 6:19pm in response to Math. Thanks for showing your work. It helps us to know where you are having trouble. #4. [25/

    asked on November 25, 2006
  62. math

    how do i change 3.75 into a fraction simple or improper fraction? you could say 3 and 3/4 (since .75 = 3/4) or you could go from there and convert to improper. basically simplify 375/100 (multiply 3.75/1.00 by 100/100) but it can't be 3 and 3/4 your answer

    asked on April 15, 2007
  63. math,help

    how do i find the following: is there a formula for this? Problem #15 Find the constant term that should be added to make the following expression a perfect square trinomial. x^2+7x square a few binomials and see if you can see a pattern e.g. (x+3)^2 = x^2

    asked on April 15, 2007
  64. test,math

    so then for -4.33333 would be in a fraction -13/3 IF the 333's are repeating. Yes.

    asked on April 15, 2007
  65. math,help

    how do you change the following decimal into a fraction. -3.6666666 3 2/3 or 11/3 Memorize .666666 repeating as 2/3 Now if the sixes do not repeat forever, the fraction can be found as 36666666/1000000 which probably can be reduced some... thats right

    asked on April 15, 2007
  66. writeacher

    because in the previous message about the pemdas it is parenthesis,exponents,multiplication,division,addition,subtraction therefore how that little part that looks like this 12 divided by 2*2 it would be multiplication first then SORRY THEN DIVISION SO

    asked on February 13, 2007
  67. MATH,CORRECTION

    Directions solve each of the following problems. Besure to show the equation used for the solution. In a town election, the winning candidate had 220 more votes than the loser. If 810 votes were cast in all, how many votes did each candidate received?

    asked on February 5, 2007
  68. math, correction

    I have to determine which two equations represent parallel lines. equations are (a) y=(-4)x+2 (b) y=(4)x+2 (c) y= (1/2)x +2 (d) y=(-4)x+3 I think it is b and c Which two have the same slope? Parallel lines have the same slope.

    asked on January 27, 2007
  69. math,question

    okay i really don't understand this problem. It says: Prove the point-slope equation property which is : Point-slope equation(an nonvertical line with slope m and containing a point (X1,Y1) has the point-slope equation of y-y1=m(x-x1). Now show that any

    asked on January 25, 2007
  70. MATH ,CORRECTION

    DIRECTIONS ARE. WRITE THE EQUATION OF THE LINE L satisfying the given geometric conditions. Problem is: L has y-intercept (0,-3) and is parallel to the line with equation y=(2/3)x +1. So, this is what i did: Y=(2/3)x+b....it passes through (0,-3) -3=b so,

    asked on January 23, 2007
  71. math,algebra

    Use the five properties of exponents to simplify each of the following expressions (y^5)^3(y^3)^2 divided by (y^4)^4 can someone show me how to solve these types of problems (y^5)^3= y^15 multiply the powers (y^3)^2=y^6 multiply the powers again as you

    asked on January 21, 2007
  72. dwrls,math

    PLEASE LOOK IN THE BOTTOM OF THIS MESSAGE...... solve for x: 3x - 2y = 6 i need help in solving this: the possible answers has to be one of these: A)2y +6 divided by 3 b)3x -6 divided by 2 C) 2 + 2y D) 2/3y + 6 but how i keep trying and i don't get non of

    asked on January 11, 2007
  73. MATH,ALGEBRA

    My questions are: why are variables useful in algebra? Also, what makes the use of variables difficult to understand? Variables are things that change or vary. Depending on which variables concern you, you might want to be able to predict just how they

    asked on December 27, 2006
  74. math

    this problem seems with too many numbers that i don't know where to start. or even how.I have to answer the problem on top not the one that says number 27. The problem: Geometry. For the floor plans given in exercise 27, determine whether the side through

    asked on December 22, 2006
  75. Question,drbob222,math

    Drbob222, even if you just tell me that there is an answer to the following problem then i know that there is an answer because i've tried many ways and i can't get x alone. -4(2x-3) = -8x +5 Is there an actual answer for this one? No. There is no answer,

    asked on December 19, 2006
  76. math,algebra

    how do you solve this problem 3 and 1/3 subtracted by 1 and 2/3? Change the mixed number back to fractions with a common denominator. That would give you 5/3 subtracted from 10/3. How many thirds are left?

    asked on December 16, 2006
  77. math, algebra

    can someone correct this for me or help me. 6x^2y^3+ 9x^2y^3 divided by 3x^2y^2 my solving and answer is: 15 x x y y y ---------- = 5y 3 x x y y Looks good to me. I've never thought of showing x^2y^3 as xxyyy. That a neat wrinkle. We see quickly that the

    asked on December 12, 2006
  78. math, algebra

    Problem: A formula for a football player's rushing average r with a total of y yards rushed in n carries of the ball is r=y/n. Solve for n. I have no other information this is how its in the book how do i even solve for n if theres no numbers. You don't

    asked on December 12, 2006
  79. drbob222,math

    Am going correct with this one. It is estimated that the Earth is losing 4000 species of plants and animals every year. If S represents the number of species living last year, how many species are on Earth this year? S-4000=1 S=1+4000 S=4001 of species we

    asked on December 11, 2006
  80. Math

    (1) Why is x+2 from 2x? (2)Use the distributive property to remove the parentheses in each expression. Then simplify by combining like terms. ORIGINAL PROBLEM : 7(4W-3)-25 My answer: Is this answer correct 7(TIMES) 4W + 7 (TIMES)-3-25 7 (TIMES)4W -21-25

    asked on December 9, 2006
  81. drbob222,math

    I don't know how to even start to work on this problem what should i consider. Science.Jose rode his trail bike fro 10 miles. two-thirds of the distance was over a mountain trail.How long is the mountain trail. How should i write the equation in order to

    asked on November 25, 2006
  82. math,correction

    are these correct now i hope? Problem #1 simplify (m^2)/(8) divided by (m^5)/(16) My answer: (2)/(m^4) Problem #2 multiply (3x-30)/(x^2-4x) times (8x)/(10-x) My answer: (-6)/(x) No. 2/m^3 (3x-30)/(x^2-4x)* (8x)/(10-x) 3*(x-10)*8x /(x-10)(-1)(x)(x-4) x's

    asked on April 22, 2007
  83. math,correction

    Is this correct now. Problem #1 solve by completing the square. 2x^2+8x+3=0 My answer: x=-2 +/- sqrt (5)/(2) Problem #2 solve by using the quadratic formula 5x^2+3x+1=0 My answer: No solution are defined. You are not completing the square. 2x^2+8x+3=0 x^2

    asked on April 22, 2007
  84. math,correction

    is this correct? factor completely: 9x^2-4 my answer: x is approx. +/- ((sqrt (14)/(3)) nope (3x-2)(3x+2) nope (3x-2)(3x+2)

    asked on April 20, 2007
  85. math,conversition

    how do i convert -2.25 into a fraction? OK, if dis is a calculator question, den all u gotta do is follow the steps... 1. Type into calculator -2.25 and press the equals button. 2. Press the Shift button 3. Press the button dat has ab/c And dis should giv

    asked on April 20, 2007
  86. math,correction

    solve: x^2+7x+2=0 My answer: x= (-7 +/- sqrt (41))/(2) good one jasmine

    asked on April 19, 2007
  87. math,algebra

    Can someone set this up in equations so i can solve them i would greatly appreciate it. THanks. Problem #3 The base of a ladder is 14 feet away from the wall. The top of the ladder is 17 feet from the floor. Find the length of the ladder to the nearest

    asked on April 17, 2007
  88. math,correction please

    Problem #1 Solve by completing the square 2x^2-4x-11=0 My answer: x = (2+/-sqrt 26)/(2) Problem #2 Solve by using the quadratic formula x^2-4x-60=0 My answer: x = (2+/-sqrt 16)/(2) You did not do it completeing the square. Please show work. ON the second

    asked on April 15, 2007
  89. math,correction

    is this correct Find the constant term that should be added to make the following expression a perfect square trinomial x^2 + 7x My answer that i got was 12.25 Take half of seven, square it. 7/2 squared is 49/4. You are right. should i leave it as a

    asked on April 15, 2007
  90. i need help,math

    okay i am completely lost after reviewing everything my mind is blank cans some one help me with the steps. Solve by completing the square x^2=5x+2 1st: You need to bring the 5x+2 to the other side so you have x^2-5x-2 2nd: Find the values to where when

    asked on April 15, 2007
  91. math,help

    i am stuck with this problem: Problem #12 Solve by using the quadratic formula. 5x^2 + 5x = 3 i am at this step x = (-5 (+/-) sqrt (85))/(10) you are done!

    asked on April 15, 2007
  92. math,correction

    Is this correct: Problem #13 Solve: 9x^2 = 14 I did the following i divided 9 by both sides then i get this: x^2 = 1.5555555 then i squared both sides and i got the following answer: x = 1.24 I would not have used decimals x^2 = 14/9 x= +/- (√14)/3 Yes,

    asked on April 15, 2007
  93. math,help plz

    i am lost with this one. Solve the system by graphing. what is the soltion. 2x-2y=10 x+y=3 x=4 This is how the problem is with all thre equations. Help me please..... put it in slope intercept form. put both lines in slope intercept form. 2x-2y=10 x+y=3 y=

    asked on April 15, 2007
  94. math,help,algebra I

    I need help can someone help me get unstuck and let me know if i am correct.thank you. solve by completing the square. 4x^2+2x-3=0 this is what i am doing: i used the quadratic equation. so where i am is in this step: x = (-2 (+-) sqrt (-44))/(8) from this

    asked on April 14, 2007
  95. math,help.algebra

    I am stuck form this point i need help. the problem states: A ball is thrown upward from the roof of a building 100 m tall with an initial velocity of 20 m/s. Use this information for exercises 35 to 38. Science and medicine. When will the ball reach a

    asked on April 4, 2007
  96. math

    A roof rises 9.75 ft over a horizontal distance of 15.84ft. What is the slope of the roof to the nearest hundredth? I am not sure if i am using the right fomula. i used the slope rise/run therefore i got : 0.6155303 and when rounded to the hundreadths

    asked on April 1, 2007
  97. math,correction

    Problem 48 A garden area is 30ft long and 20ft wide. A path of uniform width is set around the edge. If the remaining garden area is 400ft ^2, what is the width of the path? My answer: 2 radical (2)i your answer is correct.. you are very good at this

    asked on March 28, 2007
  98. math,correction

    Problem 10 use the quadratic formula to solve each of the following quadratic equations. 2x^2-5x = 3 My answer: solutions are 3 and - (1)/(2) Problem 16 3x^2-2x+1=0 My answer: (2+- radical (-8))/(6)

    asked on March 28, 2007
  99. math,correction

    Problem 22 Solve each quadratic equation by completeling the square. x^2 -6x-3 = 0 MY answer: x = 3 +- 2 radical (3) Problem 28 2x^2+10x+11=0 My answer: x = -2.5 +- 0.5 radical (3) Problem 38 Find two consecutive positive integers such that the sum of

    asked on March 28, 2007
  100. math

    can someone help me set this up so i can solve. Problem #3 the posted speed limit for trucks along national route 3 is 35 MPH. how many kilometers will a convoy cover after 3.7 hours on the road traveling at the posted Problem # 5 IF the formula to figure

    asked on March 26, 2007

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