Questions Asked on
October 30, 2016

  1. Math

    A restaurant can seat 100 people. It has booths that can seat 4 people and tables that can seat 6 people. So far, 5 of the booths are full. What expression matches the situation?

    asked by FM
  2. Statistics

    you roll two fair dice, a green one and a red one? (a) are the outcomes on the dice independent? (b)Find P(1 on green die and 2 on red die) (c)Find P(2 on green die and 1 on red die) (d)Find P(1 on green die and 2 on red die) or (2 on green die and 1 on

    asked by John
  3. Physics

    A pile driver lifts a 450 kg weight and then lets it fall onto the end of a steel pipe that needs to be driven into the ground. A fall of 1.5 m drives the pipe in 45 cm. What is the average force exerted on the pipe?

    asked by Alex
  4. Physics

    A concave, spherical mirror and a thin, converging lens are both measured in air (n=1.0) to have the same focal length, ff. Both the mirror and the lens are then placed under water (n=1.33) and their focal lengths are measured again. For both the mirror

    asked by Urgent Help Needed Please!!!
  5. English

    When buck joins the wolfpack after thornton's death, it is part of which plot element in the call of the wild? A. conflict B. exposition C. resolution D. rising action A. is my best answer

    asked by Leslie
  6. Physics

    Six dogs pull a two-person sled with a total mass of 280 kg. The coefficient of kinetic friction between the sled and the snow is 0.080. The sled accelerates at 0.65 m/s2 until it reaches a cruising speed of 15 km/h. What is the team's maximum power output

    asked by Alex
  7. Math

    **=answer To adopt a dog from an animal shelter, you must pay $80 for vaccinations, $65 to spay or neuter the dog, and $50 for a wellness exam by a veterinarian. a. Write an expression in simplest form that represents the amount (in dollars) it costs to

    asked by Madeline
  8. Physics

    You throw a 5.5 g coin straight down at 4.0 m/s from a 25-m-high bridge. A) How much work does gravity do as the coin falls to the water below? B)What is the speed of the coin just as it hits the water?

    asked by Nathan
  9. Math

    Find the value of x if line QS bisects angle PQR and measure of angle PQR equals 82 degrees. angle PQS=10x+1

    asked by Lindsay
  10. university physics

    An object at rest explodes into three fragments. The figure shows the momentum vectors of two of the fragments: vector P1 is directed along the px axis and has a magnitude of 74.0 kg m/s. vector P2 is at an angle of 300.° measured counterclockwise from

    asked by katarina
  11. Geometry Help

    Triangles DEF and D'E'F' are shown on the coordinate plane below: Triangle DEF and triangle D prime E prime F prime with ordered pairs at D negative 1, 6, at E 1, 3, at F 6, 3, at D prime 6, 1, at E prime 3, negative 1, at F prime 3, negative 6. What

    asked by Oscar
  12. Chemistry

    Consider the following reaction. 2Fe2O3 --> 4Fe+3O2 Hrxn=+824.2 The Formation of 21.0 of Fe results in 1)the release of 77.5 kJ of heat. 2)the absorption of 3.10 × 102 kJ of heat. 3)the release of 4330 kJ of heat. 4)the absorption of 77.5 kJ of heat.

    asked by Danny
  13. chemistry

    Calculate the heats of combustion for the following reactions from the standard enthalpies of formation listed in Appendix 2. (ΔH°f (HgO(s)) = -90.7 kJ/mol and ΔH°f (FeO(s)) = -272 kJ/mol.) (a) 2 Fe(s) + O2(g) 2 FeO(s) kJ (b) 2 CH3OH(l) + 3 O2(g) 2

    asked by Dani
  14. science

    HOW MANY ATOMS OF OXYGEN ARE PRESENT IN 8.8G OF CARBON(IV)OXIDE

    asked by Vicky
  15. World history

    Which of the following is one of the notable achievements of early China ? How did the Zhou dynasty come to rule a large part of China ? In what way did China isolated geography contribute to it's development as a country In both the shang & Zhou societies

    asked by Tyrone gattis
  16. MS.SUE PLEASE HELP!!!

    1.Factor 3/4 out of 3/4z+6. 2.Factor 18x+6y using the GCF. 3.Factor −5 out of −10a−25

    asked by Madeline
  17. HCC

    A manufacturer of hospital supplies has a uniform annual demand for 80,000 boxes of bandages. It costs $10 to store one box of bandages for one year and $160 to set up the plant for prduction. Haw many times a year should the company produce boxes of

    asked by alex
  18. Calc.

    A rectangular plot of land is to be fenced in using two kinds of fencing. Two opposite sides will use heavy-duty fencing selling for $7 a foot, while the remaining two sides will use standard fencing selling for $2 a foot. What are the dimensions of the

    asked by kayso
  19. Chemistry

    How can I draw a lewis dot structure of XeF2O?

    asked by Joseoh
  20. English

    What is one of the strongest literary images in "Orphans Give Indian Couple Will to Live; 2004 Tsunami Killed Their Son, Two Daughters" by Shaikh Azizur Rahman?

    asked by Just a confused person...
  21. English

    What is one of the strongest literary images in "Spring is like a perhaps hand" by E.E. Cummings?

    asked by Just a confused person...
  22. math bus 105

    Calculate (a) interest and maturity value, (b) discount period, (c) bank discount, and (d) proceeds. Assume ordinary interest. (Round answers to nearest hundredths) Date of note Face value Length of note Interest rate Bank discount rate Date of discount

    asked by christina
  23. Social Studies

    Why did Thomas Paine write the pamphlet, common sense?

    asked by Please help
  24. Physics

    A tennis ball, starting from rest at a height h = 2.10 m, rolls down the hill. At the end of the hill the ball becomes airborne, leaving at an angle of 27.0° with respect to the ground. Treat the ball as a thin-walled spherical shell (I = ⅔mr²), and

    asked by Bex
  25. Physics

    William Tell must split the apple atop his son’s head from a distance of 45.1m. When William aims directly at the apple, the arrow is horizontal. At what angle must he aim it to hit the apple if the arrow travels at a speed of 45.956m/s

    asked by Rose
  26. Social studies

    Compare the tactics used by the french troops in the French and Indian War with those of the American patriots during the revolution.

    asked by Please help
  27. Math

    What is the smallest number that can round to 2,000,000 when rounded to the nearest 10,000

    asked by Ciara
  28. Mathematics

    Yumi's grandparents presented her with a gift of $12,000 when she was 10 yr old to be used for her college education. Over the next 7 yr, until she turned 17, Yumi's parents had invested her money in a tax-free account that had yielded interest at the rate

    asked by Dominique
  29. Science

    What is the difference between xylem and phloem?

    asked by Radiah
  30. Math

    Write a real-world problem where you would have to multiply 120 and 75

    asked by Shahrizoda
  31. Mathematics

    Yumi's grandparents presented her with a gift of $12,000 when she was 10 yr old to be used for her college education. Over the next 7 yr, until she turned 17, Yumi's parents had invested her money in a tax-free account that had yielded interest at the rate

    asked by Dominique
  32. Business mathematics

    A sum of money when invested for a definite period at r% simple interest will yield an interest of rm80 .using the same interest rate, find the interest earned if the sum is tripled and the investment period is doubled

    asked by Muhammad nur ikhwan
  33. chemistry

    Oxygen gas and aqueous benzoic acid react to form carbon dioxide gas and water gas. Determine the mass of water in grams if 5.43×104 milligrams of oxygen reacts with an excess of benzoic acid. I balanced the equation to 2C7H6O2+15O2=14CO2+6H2O

    asked by paige
  34. Chemistry

    how many grams of pure uranium can theoretically be extracted from 10.0kg sample of pitchblende which is 92.0%uo2

    asked by Tamo
  35. Chemistry

    A 2.35 g sample of a substance suspected of being pure gold is warmed to 72.2 ∘C and submerged into 15.5 g of water initially at 24.1 ∘C. The final temperature of the mixture is 26.5 ∘C. Part A What is the heat capacity of the unknown substance? Part

    asked by Jo n
  36. algebra

    The doubling period of a baterial population is 20 20 minutes. At time t = 80 t=80 minutes, the baterial population was 50000. What was the initial population at time t = 0 t=0 ?

    asked by tami
  37. acct

    The Supplies account had a balance of $4,800 at the beginning of the month and $6,400 at the end of the month. The cost of supplies purchased during the month was $15,600. Calculate the cost of supplies used during the month. The cost of supplies is

    asked by chantel
  38. Chemistry

    Consider an ionic compound, MX2, composed of generic metal M and generic, gaseous halogen X. The enthalpy of formation of MX2 is ΔHf° = –799 kJ/mol. The enthalpy of sublimation of M is ΔHsub = 157 kJ/mol. The first and second ionization energies of M

    asked by Joseoh
  39. chemistry

    Calculate the work done (in joules) when 5.0 mole of water is frozen at 0°C and 1.0 atm. The volumes of five moles of water and ice at 0°C are 0.0900 L and 0.0980 L, respectively.

    asked by Dani
  40. MATH PLEASE HELP!!!

    1.Factor 3/4 out of 3/4z+6. 2.Factor 18x+6y using the GCF. 3.Factor −5 out of −10a−25.

    asked by Madeline
  41. Math

    Agyapong Is Three Time As Old As Musah.Three Years Ago,he Was Four Times As Old As Musah.How Old Is Each Boy Now?

    asked by Bis
  42. math

    the symbols that stands for amounts are called what? numbers, digits, numerals, shapes

    asked by Britt
  43. Physics

    a bullet fired at a wooden block of thickness 0.15m manages to penetrate the block. if the mass of the bullet is 0.025kg and average resisting force of the wood is 7x 10^3 N , Calculate the sppeed of the bullet just before it hits the wood block

    asked by busola
  44. Accounting

    On December 1,2016, AJNB Company commences its operation. The following transactions occured for the month of December 2016. a.) Dec.1 The owner invests 1,000,000 to start the operation of the business b.) Dec.1 Paid rent in advance for 180,000 c.) Dec.1

    asked by Normie Escalante
  45. math

    how do you express the side length of a square as a radical, in simplist form, if the area is 252 ft. squared?

    asked by natasha
  46. Statistics

    Please help me with this homework you roll two fair dice, a green one and a red one? (a) are the outcomes on the dice independent? (b)Find P(1 on green die and 2 on red die) (c)Find P(2 on green die and 1 on red die) (d)Find P(1 on green die and 2 on red

    asked by Mary
  47. Math

    The 6th Term Of A Gp Is-2/27 And Its First Term Is 18.What Is The Common Ratio

    asked by School-boy
  48. math

    An elementary school is offering 3 language classes: one in Spanish, one in French, and one in German. These classes are open to any of the 93 students in the school. There are 35 in the Spanish class, 31 in the French class, and 22 in the German class.

    asked by Amber
  49. physics

    quarterback throws a pass to a receiver, who catches it at the same height as the pass us thrown, The initial velocity of the ball is 15.0 m/s, at an angle of 25.0 degrees above the horizontal. How long is the ball in the air?

    asked by matt
  50. Finance 300

    Suppose a stock had an initial price of $94 per share, paid a dividend of $2.50 per share during the year, and had an ending share price of $76.50.

    asked by Anonymous
  51. Math Grade 9

    A rectangular yard with an area of 50m squared is to be fenced on three sides. Minimizing the perimeter will minimize the cost of the fence. Conduct an investigation to determine the shape 0f the yard with the minium perimeter. I sqaure rooted the 50m and

    asked by I need help please!
  52. maths

    4/9 of a group of students are girls , if there are 17 more boys than girls . how many students are there alltogther

    asked by priyanka
  53. chemistry

    Calculate the heat of decomposition for this process at constant pressure and 25°C. (Look up the standard enthalpy of formation of the reactant and products in the table; ΔH°f(BaCO3(s)) = -1218.8 kJ/mol, ΔH°f (BaO(s)) = -558.2 kJ/mol and ΔH°f

    asked by Dani
  54. chemistry

    what is the name of this coordination compound [CoSO4(NH3)5]Br? my attempt: cobaltsulfatepentaamine Bromine

    asked by chemi
  55. Math

    A rocket is launched at t=0 seconds. It's height, in feet, above sea-level, as a function of time, t, is given by h(t)=-16t2+64t+192 When does the rocket hit the ground after it is launched?

    asked by Anthony
  56. algebra 2

    Reuben deposited $2000 into an account with a 3.8% annual interest rate, compounded semiannually. Assuming that no withdrawals are made, how long will it take for the investment to grow to $3000?

    asked by .
  57. Maths

    a bottle is 1/4 full of drink. If 500 ml of drink is added to it the bottle is 2/3 full. How many milliliters does the bottle hold when it's full?

    asked by Anonymous
  58. Physics

    A soccer play kicks the ball toward a goal that is 29m in front of him. The ball leaves his foot at a speed of 19m/s and at an angle of 32degrees above the ground. Find the speed of the ball when the goalie catches it in front of the net. my work: vxi=16.1

    asked by Morgan
  59. PHYICS URGENT URGENT PLEASE PLEASE PLEASE HELP ME!

    A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (b) Work out and add the

    asked by Valentina
  60. engineering

    During drilling of a deep oil well, the drill pipe got rigidly stuck. It was necessary to determine the depth at which the jamming occurred. The engineer ordered the pipe subjected to a large upwards tensile force, i.e., she pulled on it. As a result, the

    asked by Anonymous
  61. Math (Continuous/Differentiable)

    goo.gl/photos/2RPU1dAWoKzUn4Pf8 1. Which of the above functions are not continuous where they are defined? Why? 2. Which of the above functions are not differentiable where they are defined? Why? For the first question, I said that graph F is not

    asked by Ray
  62. Physics

    Person sits on a frictionless stool that is free to try ate but is initially at rest. The person is holding a bicycle wheel (I = 3 kg*m2) that is rotating at 8 Ree/s in a clockwise direction as viewed from above, and the moment of inertia of the

    asked by Lester
  63. chemistry

    Calculate the freezing point of water at a depth of 10.0 cm below the surface of the water. The density of the water is 0.9998 g/cm3.

    asked by Joseph
  64. Lang Arts

    STORIES OF USEFUL INVENTIONS, excerpt By S. E. Forman 1911 THE MATCH There never was a time when the world was without fire, but there was a time when men did not know how to kindle fire; and after they learned how to kindle one, it was a long, long time

    asked by Anonymous
  65. PHYSICS URGENT URGENT URGENT URGENT HELP NEEDED!!!

    A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (b) Work out and add the

    asked by Valentina
  66. Calculus AB

    Sorry but I've got a lot of problems that I don't understand. 1) Let f(x)= (3x-1)e^x. For which value of x is the slope of the tangent line to f positive? Negative? Zero? 2) Find an equation of the tangent line to the oven curve at the specified point.

    asked by Annie
  67. chemistry

    Ethanol (C2H5OH) and gasoline (assumed to be all octane, C8H18) are both used as automobile fuel. If gasoline is selling for $1.45/gal, what would the price of ethanol have to be in order to provide the same amount of heat per dollar? The density and

    asked by Dani
  68. physics

    a block B (m2 = 14 kg) is at rest on top of a table. Block B is connected to block A (m1 = 4.8 kg) and block C (m3 = 17 kg) by two strings that each pass over a frictionless pulley installed at the either end of the table. The horizontal surface of the

    asked by Amy
  69. math

    Daniel is now six times as old as Mabel in twelve years time Daniel will be two times as old as Mabel .how old are they

    asked by Daniel
  70. maths

    Awoman walks 4km east and then 8km north use the polygon method to find her resultant fisplacement

    asked by abdirahman
  71. Algebra

    Amy bought 18 stamps. Some were for postcards and cost 35 cents. The others were for regular mail and cost 49 cents. She spent $7.28 on the stamps. How many of each did she buy?

    asked by Maggie
  72. maths physics

    A particle P, starting from rest at A, moves in a straight line ABCD. It accelerates uniformly at 5ms-2 from A to B. From B to C it travels at constant velocity, and from C to D it slows down uniformly at 4ms-2, coming to rest at D. Given that AB=10m and

    asked by nadun
  73. chemistry

    The ice skate of a 210-pound hockey player is in contact with the ice over a 2.5mm x 15cm area. Determine the freezing point of the ice under the blade of the skate?

    asked by Joseph
  74. math

    it took you 30 minutes to read 5 pages of a book if you continued reading at the same rate how long will it take you to read 22 pages

    asked by czv dfdg
  75. English-help!

    As used in the poem, the phrase "parlor generals" suggests those who (1)lead naturally (2)ignore advice (3)follow carefully (4)avoid participation I chose 4. Am I right?

    asked by Ashley
  76. physics

    Calculate the freezing point of water at a depth of 10.0 cm below the surface of the water. The density of the water is 0.9998 g/cm3.

    asked by Joseph
  77. Permutations

    A 3-member executive committee is to be formed from a 11-member board of directors. In how many ways can it be formed? ​ 6 170 165 33 990 Please explain this to me. thank you

    asked by Kal Jay
  78. math

    Traffic signs are regulated by the Manual on Uniform Traffic Control Devices​ (MUTCD). The perimeter of a rectangular traffic sign is 106 inches.​ Also, its length is 11 inches longer than its width. Find the dimensions of this sign.

    asked by nat
  79. Physics

    An Olympic long jumper is capable of jumping 8.44m. Assuming his horizontal speed is 5.644m/s as he leaves the ground, how high does he go?

    asked by Liv
  80. Chemistry

    Suppose a student diluted and titrated a bleach unknown exactly as described in the experimental procedure, except only a single titration was performed which required 12.62 mL of 0.100 M Na_{2}S_{2}O_{3} Calculate the number of moles of ClO in the sample

    asked by Linda
  81. math

    gas tank is 1/6 full. after pumping 9 gallons gas it is 5/6 full. how much gas does tank hold? How many gallons were first in the tank?

    asked by ellie
  82. math

    The marked price of a T.V set is sh 20000. A 20% discount is allowed when buying the T.V. on cash. On hire purchase terms, only 12 monthly installments of sh 2000 each is paid. How much more does it cost to buy the T.V. set on hire purchase terms than

    asked by kgk
  83. physics

    An object is projected vertically in "V" velocity.After "T" time, another object is projected at the same place in same velocity("V").Find the velocities of stones when they meets.

    asked by MAS
  84. Calculus differentiable and continous identify

    1. Which of the above functions are not continuous where they are defined? Why? 2. Which of the above functions are not differentiable where they are defined? Why? Photo Link: goo.gl/photos/2RPU1dAWoKzUn4Pf8 For the first question, I said that graph F is

    asked by Ray
  85. math

    1. ¨C9x ¨C 5 = ¨C95 a. 17 b. 11 c. 10 *** d. ¨C10 2. w over four ¨C 4 = 3 a. ¨C4 b. 28 *** c. 3 d. 11 3. d over three + 10 = 7 a. 51 b. 20 c. 0 d. ¨C9 *** 4. 2(2 ¨C 2x) = ¨C3x a.¨C4 b. 4 *** c. 6 d. 0 5. 2.9n + 1.7 = 3.5 + 2.3n a. 3 *** b. ¨C3

    asked by EmberShy
  86. math

    Equation: x^2+y^2 =2x +4y. Given that dy/dt =6, find dx/dt when (x,y) = (1+√2,2+√3).

    asked by tish
  87. Chemistry

    What ionic compound, is the primary source of a chicken's egg? I think it is calcium carbonate? If it is thought what is the logical/ explanation behind it can someone please explain this to me. Btw what would be the chemical equations for an egg being

    asked by Holfbrincl PLEASE HELP
  88. math

    if the of musician in a fanfare is between 21 and 49. which way does the musician have to stand to form the biggest number of rectangle

    asked by bob
  89. Math

    Solve the system by the addition method. −5x+7y=4 4x−y=−17

    asked by Gabby
  90. chemistry

    When performing an extraction, is it better to have a higher or lower K (distribution coeffictient/ partition coefficient) value? Explain.

    asked by Chem
  91. physics

    The ice skate of a 210-pound hockey player is in contact with the ice over a 2.5mm x 15cm area. Determine the freezing point of the ice under the blade of the skate?

    asked by Joseph
  92. math

    2 water tanks are being set up.Each one starts with 100 liters of water.The first tank fills at the rate of 15 liters per min.The second tank fills at the rate of 20 liters per min.When will the first tank contain 7/3 as much as the second tank?

    asked by iselle
  93. Science

    25cm3 of 0.1mol/dm3 Na2CO3 solution was titrated against 23.45cm3 of H2SO4 acid using phenolphthalein indicator. Calculate the concentration of the acid.

    asked by Zainab
  94. Maths

    A swimming pool is being emptied and the amount of water remaining in the pool after t minutes after emoting commences is given by: Time t (min) Volume V (L) 0 30000 20 28800 40 25200 60 19200 80 10800 Find the equation describing the volume of water

    asked by Amelia
  95. Physics (for Damon)

    Given the following about a spring: mass = 20.0 kg height initial = 5.25 m (above the ground) height final = 2.17 m (above the ground with the mass attached) delta y initial = 0.00 m I have found the following: Spring constant: 63.7N It would take 576J to

    asked by George
  96. Math

    Solve: 6-i/i

    asked by Aria
  97. Applied chem

    What is the molality of a 30.0% by mass hydrochloric acid solution ? The density of the solution is 1.0980g/mol.

    asked by Trish
  98. Math

    Solve each inequality and express the solution set in interval notation. a. 3 < |(x-3)/2| < 5 b. 5 ≥ |(x+2)/3| > 1 ans.: (a)(9,-3) (-7,13) (b) [-17,13] (1,-5)

    asked by NR
  99. Math

    7×5

    asked by Lana
  100. Math

    1. Solve each inequality and express the solution set in interval notation. a. 3 < |(x-3)/2| < 5 b. 5 ≥ |(x+2)/3| > 1 2. 4 < 2x-8 ≤ 10 ans.: (a)(9,-3) (-7,13) (b) [-17,13] (1,-5) 2. (6,9]

    asked by NR
  101. math- Set

    Given A={1,2,3} and B={2,{3}}. Determine whether each of the following statements is TRUE or FALSE. a) ∅ C B b) B C A c) {3} C A d) {2,3} C A e) {2,{3}} ∈ P(B) f) | P(B)|=4 g) {0,1} c A

    asked by roze
  102. Physics

    Which are in static equilibrium? 1. A box sliding down a ramp. 2. A baseball after being hit. 3. A box sliding along a horizontal surface. 4. A perfectly upright freely spinning top 5. A freely swinging simple pendulum 6. A spinning astronaut floating out

    asked by Jerry
  103. Algebra

    Henry's mother is three times as old as he is. His grandmother is 35 years older than his mother. If Henry's grandmother was 7 years younger, she would be 5 times as old as Henry. How old is Henry's grandmother?

    asked by Kloe
  104. Physics 11 steve or any physics teacher helpURGENT

    A 30kg student pushes a 20kg box on a frictionless surface. If student accelerates at 0.80 m/s^2, what is acceleration of the box. My question is why does the box accelerate in opposite direction of the boy, and how does the frictionless surface affect

    asked by Brayden Hugo
  105. 3rd grade Math

    Allie was making a cookie recipe that called for 30 chocolate chips. She wants to make 2 batches of cookies. How many chocolate chips does she need? 1 group = 30 30+30=60 or 2x30=60 ?

    asked by Shay
  106. Physics

    A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (a) Draw a diagram for the

    asked by urgent help needed
  107. US History

    If you have a map of 19th century US and the names of the states are changed to Irish names, ie: Irish Sea , Mulligan, etc. And the question was to compare the map to a typical US map, would you answer with just explaining the obvious changes, or is there

    asked by lulu
  108. computer

    the computer system grade 6

    asked by khadija
  109. PHYSICS

    A perfect gas at 415 degree centigrade. The volume remains constant at 20 cubic meters and pressure of 1750 Gauge. Calculate the final value of V2 AND T2

    asked by Muhammad
  110. Math

    BOOKBINDING Two square sheets of cardboard used for making book covers differ in area by 44 inches. An edge of the larger square is 2 inches greater than an edge of the smaller square. Find the length of an edge of the smaller square. My answer: Let x be

    asked by Trina
  111. Physics 11 urgent Steve, bob, damon pls

    A 30 kg student pushes a 20kg box on frictionless surface. If student accelerates at 0.8m/s^2(N),what is acceleration of bix. now why does the box acceerate towards south, if it is being pushed north should it not move north.

    asked by IZAAK SiDney Dunkan
  112. Pre-Calculus

    Why do we need to use the sum/difference formulas to find exact values? Please explain.

    asked by KW
  113. Algebra II

    (3-4yi)(6+7i)-[(2-3yi)-3(1+7i)] Express it in a+bi form I got 19+42i-21yi+28y but I do not know how to express it in a+bi form, can you please help me with it?

    asked by Kris
  114. physics

    a point charge placed at the origin. Calculate eletric field at a point 2.0m from the Z axis.

    asked by alisha ahmed
  115. Physics

    You must arrange three mystical stones in a line. They have masses 10.0 kg, 7.00 kg,and 3.00 kg. You place the 7.00 kg and 3.00 kg stones 5.00 m apart. Where do you need to place the 10.0 kg stone for the center of mass of the three stones to be 2.25 m

    asked by Rick
  116. Chemistry

    Which one of the following is NOT a physical process? A. Dry ice subliming B. Steam condensing C. Alcohol evaporating D. Melting ice E. Gold plating jewelry

    asked by Anjali
  117. Math

    Find The Term Of An Ap Whose First Term Is 2 And The Common Difference Is 0.5

    asked by Chukwuma
  118. math

    We are learning about the empirical rule - is that the same thing as the bell curve?

    asked by Carly
  119. Pre-Calc

    What is the average rate of change of the function f, given by f(x) = x2 + 1, on the interval [2,5]?

    asked by cool
  120. math

    Toya has 40 tens write how many hundreds

    asked by toy
  121. Algebra One

    Find the 20th term for 5,-5,-15,-25

    asked by Anonymous
  122. Statistics

    Three final candidates (Alex, Bo, and Chris) for a position happen to take different versions of the aptitude test. You are supposed to choose the one who performed best out of these three final candidates and the test results are as follows: Alex received

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  123. Algebra

    Cindy bought a car for $14000. The car is depreciating every year at a rate of 2%. Write an equation and what is the value of her car after 5 years.

    asked by Sam
  124. Social studies

    What are the causes of contemporary social problems

    asked by Anonymous
  125. Math

    What is 5.6 x 10 to third power?

    asked by Lu
  126. History

    I'm doing a project for the Republic of Congo (Not the Democratic) and I have to find a holiday celebrated there and explain and name one food eaten on that holiday I chose National Youth Day but I cant find a specific food they eat on that day. Can anyone

    asked by Anonymous
  127. Accounting

    AJNB Company purchased equipment costing 500,000 paying 20% down payment with the balance paid by the issuance of promissory note

    asked by Normie Escalante
  128. Math 107

    A right circular cylinder with height 25 and base radius 8 solve for A=

    asked by Lonzie
  129. math

    Given A={1,2,3} and B={2,{3}}. Determine whether each of the following statements is TRUE or FALSE. a) ∅ C B b) B C A c) {3} C A d) {2,3} C A e) {2,{3}} ∈ P(B) f) | P(B) | = 4 g) {0,1} c A

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  130. ECONOMICS

    A REPORT ON WHY THE GOVERNMENT OWNS AND CONTROLS ONLY 30% OF THE RESOURCES IN MIXED ECONOMIC SYSTEM

    asked by NELSON
  131. Quick Physics Question

    Are both linear and angular momentum conserved in static equilibrium ?

    asked by Tom
  132. DISCRETE MATH

    Determine whether the following is a recursive or explicit. Then, find the first four terms of the following sequence. a) a_n = 〖na〗_(n-1) where a_0 =5 b) a_n = a_(n-1) + 3a_(n-2) where a_0 = 1 and a_1 =2 c) a_n = 2^n + 5•3^n for n=0,1,2,3

    asked by roze
  133. Calculus AB

    Could someone please help me with this? Calculate the instantaneous rate of change of f at x=6.

    asked by Annie
  134. Maths

    Tamin bought a ticket in a raffle in which 500 tickets were sold. If there are 5 prizes, what is the probability that Tamin does not win a prize?

    asked by Stewart
  135. Math

    A teacher tallies up the grades on a math test in a class of 34 students, the results are A1, B11, C16, D3, F1. What is the empirical probability of a student getting a C? Express as a fraction.

    asked by Veronica
  136. math

    Given A={1,2,3} and B={2,{3}}. Determine whether each of the following statements is TRUE or FALSE. a) ∅ C B b) B C A c) {3} C A d) {2,3} C A e) {2,{3}} ∈ P(B) f) | P(B) | = 4 g) {0,1} c A

    asked by roze
  137. Math

    What do you double and subtract 4 to get 24

    asked by Iestyn
  138. physics

    A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (b) Work out and add the

    asked by Michael
  139. math

    when one third of a number is subtracted from 2 times the number then the answer is 15? what is teh number

    asked by I suck at math
  140. physics

    Find the x and y components of A displacement 200km at 34

    asked by abdirahman
  141. Physics

    A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (a) Draw a diagram for the

    asked by still don't understand; please help
  142. Calculus AB

    Um I don't really understand these word problems so could someone help me please? 1) An object is thrown upward with an initial velocity of 5 m/s from an initial height of 40 m. Find the velocity of the object when it hits the ground. Assume that the

    asked by Annie
  143. Math

    The first number is the price of 1 ounce of soda if 64 ounces cost $1.92

    asked by Grace
  144. Soail STuddies

    Why was agriculture important and life-changing for Ancient Egyptians?

    asked by Anonymous
  145. computer

    the physical comonents of a computer are called software

    asked by khadija
  146. English

    1. I ought to go by plane, shouldn't I? 2. I ought to go by plane, oughtn't I? ------------------------- Which tag question is right?

    asked by rfvv
  147. Gaussian Elimination Method

    z-d-b=200 z +2b=250 b=150

    asked by lAURIE
  148. calculus

    indefinite integral : (sqrt(V^2sin^2(2pi/T*t))) dt

    asked by byu
  149. PHYSICS

    A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (a) Draw a diagram for the

    asked by Saphina AlMatary
  150. Math

    Solve each equation. (y-1)(y+6)=(y-3)(y-2)+8

    asked by shea
  151. Chemistry

    Does group 18 elements like He, Ne, Ar, Kr soluble in organic solvents?

    asked by Husler
  152. Physics

    A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (b) Work out and add the

    asked by Michael
  153. Math

    Find The 19th Term Of The Ap 5/6,8/6,11/6

    asked by King
  154. Math

    Write an algebraic expression for 4 less than the product of 2 and a number. 4-(2a)

    asked by Hayden
  155. Math

    The point C(4 , -2 ) , D(2,1) and E(-1,-1) are translated onto C' and D' and E' by the vector find the coordinates of C' D' and E'

    asked by Karla