Questions Asked on
June 14, 2016

  1. Calculus

    The function f is continuous on the interval [4, 15], with some of its values given in the table above. Estimate the average value of the function with a Right Rectangle Approximation, using the 4 intervals between those given points. x 4 9 11 14 15 f(x)

    asked by Vikram
  2. science

    3×10^18 photons of a certain light radiation are found to produce 1.5 j of energy. calculate the wavelength of light radiation

    asked by Anonymous
  3. Math , new Oxford public school.

    Find value of x and y in : 1/7x + 1/6y =3 1/2x - 1/3y =5 BY SUBSITUTING METHOD.

    asked by Rishi
  4. Entrepreneurship

    1. An LLC offers personal liability protection while also keeping the advantage of _______ A) double taxation B) automatic trademarking C) hierarchical organization D) pass-through taxation is the answer D?

    asked by Tim
  5. physics

    In 1956, Frank Lloyd Wright proposed the construction of a mile-high building in Chicago. Suppose the building had been constructed. Ignoring Earth's rotation, find the change in your weight if you were to ride an elevator from the street level, where you

    asked by sonam
  6. Algebra

    A wire 20 cm long is cut into two pieces. The longer piece is 4 cm longer than the shorter piece. Find the length of the shorter piece of wire

    asked by Rachel
  7. Physics

    4. If F1 stands for a force vector of magnitude 30.0 N and F2 stands for a force vector of magnitude 40.0 N acting in the directions shown in Figure 3-6, what are the magnitude and direction of the resultant obtained by the vector addition of these two

    asked by Winsome Purrier
  8. science

    what is the ratio of SI units to CGS units of momentum? how do you measure the effect of an impulsive. force on the body

    asked by tanishq
  9. Math

    In triangle ABC, AB = 10, AC = 8, and BC = 6. Let P be the point on the circumcircle of triangle ABC so that angle PCA = 45 degrees. Find CP.

    asked by Kate
  10. Entrepreneurship

    1. Which type of company must have a public-service mission and purpose? A) S corporation B) nonprofit corporation C) franchise D) LLC is the answer C?

    asked by Tim
  11. Math

    Chords line PQ and line RS of a circle meet at X inside the circle. If RS = 38, PX = 6, and QX = 12, then what is the smallest possible value of RX?

    asked by Kate
  12. science

    a bullet of 10g strikes a sand bag at a. speed. of 100…6m/s and gets embedded after traveling 5 cm. calculate 1) the resistive force exerted by sand on the bullet 2) the time taken by the bullet to come to rest

    asked by tanishq
  13. physics

    The horizontal door of a substance at a depth of 500m has an area of 0.4m^2 . Calculate the force exerted by the sea water on the door at this depth.

    asked by somay
  14. math

    The sum of 5th term and 24th term is 50 Find the sum of first term and 28th term. Also find sum of 28th term of this sequence?

    asked by ramla
  15. Entrepreneurship

    1. After you have put a marketing plan in place, it is important to do what? A) Monitor the results. B) Increase the price. C) Reduce your advertising. D) Segment the market. Is the answer A? 2. Using advertising to promote a company instead of a product

    asked by Tim
  16. physical science

    you are riding in a car traveling at 60mi/hr in a 50 mi/hr zone. you spot a policeman 10 feet ahead. you slow down with an acceleration of -2ft/sec2 for 3 seconds. Do you get a ticket

    asked by ed
  17. math

    a right prism of length 10cm has it's cross section,an equilateral triangle of side 6cm.Find it's volume

    asked by raymond
  18. Chemistry

    How much heat is needed to raise the temperature of 5.58 kilograms of iron from 20.0°C to 1000.0°C? Specific heat of iron is 450,000 J/(kg x °C). Type the correct answer to 3 significant digits.

    asked by Sylvie
  19. Physics

    A satellite experiences a gravitational force of 228 N at an altitude of 4.0xE7 m above Earth. What is the mass of this satellite ?

    asked by L
  20. English

    When every pencil meant a sacrifice his parents boarded him at school in town, slaving to free him from the stony fields, the meagre acreage that bore them down. They blushed with pride when, at his graduation, they watched him picking up the slender

    asked by Anastasia
  21. Math

    in a 6 side polygon, the first two angles are equal. , the third angle is twice the equal angles, two other angles are thrice the equal angles, while the last angles is a right angles, find the value of each angles

    asked by Evi
  22. Math

    On a number line ,what is the length of the line segment joining.3 and -3?

    asked by Aanjali
  23. algebra

    A country's population in 1993 was 116 million. In 2002 it was 121 million. Estimate the population in 2007 using the exponential growth formula. Round your answer to the nearest million. P = Aekt

    asked by lei
  24. chemistry

    _____ H2C2O4 + _____ NaOH ______Na2C2O4 + _____ H2O

    asked by jamie K
  25. Physcis

    Consider the figure below where a cylinder of an ideal gas is closed by an 16 kg movable piston of area = 60 cm2. When the gas is heated from 30 0C to 100 0C the piston rises by 20 cm. The piston is then fastened in place and the gas is cooled back to its

    asked by Anonymous
  26. physics

    consider a point A situated 85cm north of a point charge -45*10-3c and a point B which is situated 60cm west of the charge determine VB-VA

    asked by niyom
  27. Physics

    A 52 Kg child is riding the Ferris wheel of radius 12m and period 18s. What force does the seat exert on the child at the top and bottom of the ride?

    asked by Chantelle
  28. Maths

    A shopkeeper buys a number of blue pens and red pens. He pack 3 blue pens and 2 red pens into a packets for sale. If he wants to obtain 160 packets of the pens he needs another 25 blue pens. What is the total number of the pens bought by him at first?

    asked by NUR FARZANAH
  29. Chemistry

    Combustion of 1g of an organic compound known to contain C, H and O produces 2.36g CO2, 0.64g H2O. What is the empirical formula?

    asked by Marie
  30. History help

    Define the domino theory and the Brezhnev doctrine and discuss how they affected the foreign policies of both the united states and the soviet union during the Cold War.

    asked by Sabrina
  31. Physics

    Negative charge is distributed uniformly around three-quarters of a circle of radius, a, with the center of curvature at the origin. a) Use integration to find an algebraic expression for the x and y components of the net electric field at the origin in

    asked by Anonymous
  32. Physics

    A 620 kg satellite orbits the earth where the acceleration due to gravity is 0.233 m/s^2. What is the kinetic energy of this orbiting satellite?

    asked by L
  33. Business Math

    How long will it take for an investment to double at 7% p.a compounded monthly?

    asked by Sarah
  34. Entrepreneurship

    1. What are RFID tags used for? A) shipping products B) creating an expense journal. C) tracking inventory D) protecting trademarks I'm not sure about this one. Honestly, I'm stuck between A and C. Could someone help?

    asked by Tim
  35. Math

    For the past 5 years, Frank and Peggy have deposited $15,000 in a retirement account with a simple interest rate of 7%. They plan to continue to make annual deposits for the next 20 years. Explain how their money will grow over time. Note: You do not need

    asked by Kenneth
  36. Physics

    The figure shows a cube whose sides are all 5cm long. Over the entire left-hand side of the cube is a uniform electric field E1=7500 N/C which is entering the cube at 20 degrees below the x axis. Over the right-handed side is a uniform electric field

    asked by Anonymous
  37. maths

    robin invests $50 on the first of every month into a superannuation account. His employer, Batman, pays 9% of Robin's monthly income of $2500 at the end of the month into the same account. Interest is paid at the rate of 6% p.a. compounded monthly. (a)

    asked by gscc
  38. math

    10 years ago raj deposited $5000 into an investment account with intrest compound quarterly. for the first 5 years the intrest rate was 6% and for the next 5 years the interest rate changed to 4.5% how much money is in the account now

    asked by bobby
  39. English

    1. He called on his uncle. 2. He called at his uncle's (house). 3. He visited his uncle. 4. He visited his uncle's (house). 5. He dropped by the bakery/his grandma. 6. He came by the bakery/his grandma. 7. He paid a visit to his uncle. 8. He paid a visit

    asked by rfvv
  40. education

    How do you feel that these images have been shaped by the family structure that you are a part of/ or ones that you have been exposed to throughout the course of your life? 3. how would you define cultural competence? Describe why cultural competence is an

    asked by nina
  41. chemistry

    A reaction has a first order rate constant of 6.11x10-5 s-1 at 25C and 0.00221 s-1 at 85oC. What is the value of the rate constant at 63oC?

    asked by Basil
  42. physics

    a battery has internal resistace of 4ohm and the emf is 12v .The battery used to maintain a current in a resistor of resistance of 20 ohm a)Calculate the current in the circuit b)the potential difference across the ends of the 20 ohm resistor and the

    asked by fredah
  43. Chemistry

    the question says: Calculate the mass of soap (NaC17H35COO) which contains 1.25 grams of Carbon. Do I use the percentage composition of soap and the mole?

    asked by Lauren
  44. math trigo

    alfa+bita = thita & tan x ratio tan y= x ratio y then prove that sin alfa- bita = x- y ratio x+y sinthita

    asked by mehnaj
  45. Chemistry

    A sample of beer is 4.6 % by mass C2H5OH. The density of beer is 0.93 g/ml. What is the molar concentration of C2H5OH in this sample of beer? a. 9.7 x 10-4 b. 1.13 x 10-4 c. 0.975 M d. 1.13 M I did 0.046x930 g/L =42.78 mass alcohol 42.78/molar mass of

    asked by TS
  46. maths

    Felicity has just commenced work and is investigating superannuation funds. She calculates that she will need $1 000 000 in her fund when she retires in 40 years. She finds a fund guaranteeing to pay interest on each deposit at a rate of 6% per annum

    asked by gscc
  47. Chemistry

    The gas phase reaction X+Y⇄ Z is first order in Y and second order in X. If the concentration of X is double and concentration of Y is tripled. The reaction rate would be increase by a factor of: then, Rate= k [x]^2[y] --> k[x]^4[y}^3 is this the correct

    asked by ED
  48. Math

    The ratio of pedal turns to rear-wheel turns in first gear is 7 to 11. How many times in first gear dose the rear-wheel turn if pedals turn 140 times

    asked by Shavonda
  49. science

    percentage of water of crystallization in Fe(NO3)2

    asked by Peter
  50. Physics

    I have a 67 as a final grade for the year in my physics class my final exam counts as 10% if I get a 0 and just don't show up to my final will I fail the class for the year?

    asked by Bs
  51. physics

    a charge Q is distributed uniformly along a line segment bent into a semi circle of radius X.show that the field at the center of the circle is given by E=Exi+Eyj=Q/2π2ε˳̻R2

    asked by niyom
  52. health care

    Meaningful use is using certified EHR technology to accomplish the following with one exception, Identify the exception from the following. Improve quality, safety, efficiency, and reduce disparities. Engage patients and their families in their health

    asked by Anonymous
  53. math

    A circular disc of area 49π sq. meters rolls down an incline of 88 km length. What is the number of revolution it makes during this journey? i) Area of the circle = πr² = 49π m²; solving r = 7 m. ii) So circumference of the circular disc = 2πr = 14π

    asked by tani
  54. English

    1. I'll look over your application and call you in a few days. 2. I'll look thoroughly your application and call you in a few days. (Is 'look thoroughly' the opposite of 'look over'?) 3. I will look closely at your application. 4. I will take a close look

    asked by rfvv
  55. maths

    A car travels 25.75 km/l of petrol. How much distance will it cover in 7 litre of petrol

    asked by kanak
  56. Math

    Please help me now this is my homework which I really had a hard time dealing with it. Find the function of the sequence. 1.) -1,1,3,5,7 2.) 8,-1,-10 Please, please help me now!

    asked by Bella
  57. Chem

    percentage of water of crystallisation in Fe(NO3)2

    asked by Magige Peter
  58. QUS 103

    A locomotive of mass 20000kg is traveling at a speed of 54km/hr on a straight track.if a breaking force of 250N per turn is applied .how far will the locomotive travel before being brought to rest? My solution:v=0 u=15m/s S=? F=250 M=20000 F=ma

    asked by lee
  59. math

    four friends shane a box of pens.each 3 pens write and solve the equation to find the number of pens in the box

    asked by alyza
  60. Math

    Simplify 3(x+2)-4(5-x) Is this how you do it 3x+6-20+4x 7x-14 Is there a way to use a calculator for this

    asked by Cindy
  61. math

    The sum of three consecutive odd numbers is 2583. What are the numbers?

    asked by Anonymous
  62. history

    compare & contrast the accomplishments, shortcomings of the first four presidents: Washington, Adams, Jefferson, Madison thank you

    asked by lauren
  63. math

    Draw the graph of Y=Sinx for 0 degrees less than or equal to x less than or equal to 360 degrees State the axis of symmetry period amplitude

    asked by Alexandria
  64. math

    begnning with temperature of 2 degree,the temperature rises by 8 degree,then drops by 14 degree and finally rises by 2 degree.what is the temperature after the above changes?

    asked by ayesha
  65. algebra

    missing coordinate 2x+4y-6=0 ( 2,) 2(2)+4y-6=0 4+4y-6=0 8y-6=0 6y=8

    asked by Felicia
  66. PHYSICAL SCIENCES

    CALCULATE THE ENERGY OF A PHOTON OF RED LIGHT

    asked by KHUTSO
  67. maths

    Raj ate 1/7 of an apple. his brother ate the remaining share. What fraction did his brother get?

    asked by kanak
  68. math

    compare the future amounts(a)you would have if the money were invested at a simple interest and if it were invested with annual compounding. ( round your answers to the nearest cent.) $7,600 at 15% for 25yrs

    asked by kim
  69. geometry

    Find the coordinates of the midpoint of a segment having the given endpoints. Q(1, -3), R(11, 5)

    asked by c
  70. physics

    Can I still use the equation that I generated from my curve when doing the experiment even if the number I want to calculate is bigger than the last point in my curve ( ps the curve is a best fit line) would my answer be accurate??

    asked by balu
  71. Math

    Find the function of the sequence. 1.) -1,1,3,5,7 2.)8,-1,-10

    asked by Bella
  72. Math

    Is there different ways to solve for 4x-5=9+2x

    asked by Cindy
  73. Math

    Solve 2c+3t=35 for c

    asked by Cindy
  74. physics

    A mass m 1 of 100 kg travelling with a uniform velocity of 5 m/s along a line collides with a stationary mass m 2 of 1000 kg. After the collision, both the masses travel together with the same velocity. The coefficient of restitution is:

    asked by Anonymous
  75. Calculus- PLEASE HELP

    A rectangular piece of tin has an area of 1334 square inches. A square tab of 3 inches is cut from each corner, and the ends and sides are turned up to make an open box. If the volume of the box is 2760 cubic inches, what were the original dimensions of

    asked by James
  76. maths

    An angle of a parallelogram is 20 degree less then its adjacent angle. Find the measure of its remaining angles.

    asked by asha Meena
  77. English

    1. I bought six-year old red ginseng. 2. I bought six-year-old red ginseng. (Which one is grammatical?) 3. He narrowly escaped being drowned. 4. He narrowly escaped from being drowned. (Are both the same and grammatical:?)

    asked by rfvv
  78. algebra

    missing coordinates of the ordered repair so its a solution 2 x + 4y - 6 = 0 (?,2) 2(2)+4y-6=0 4+4y-6=0 8y-6=0 6y=8

    asked by Felicia
  79. Math

    solve for the vertex f(X) = (2x-2)squared -3xsquared +6 plss.. solve this for me deadline tomorrow in the afternoon.. need your help ma'am/sir.. thank you. :D

    asked by Help Me!!
  80. algebra

    How would you enter the equation y + x2 = -1 into your calculator in order to graph it?

    asked by jerry
  81. Math

    If substract 7 from 5 times a number is 28

    asked by Irfan
  82. math

    Find the value of 3/8*1 1/2-15/16

    asked by khushi
  83. chemistry lab

    Why do we have to weight the beaker with salt and water before dissolving the Nacl ? why is it incorrect to weight it after we dissolve it

    asked by terenlo
  84. grade 12 chem

    made a graph of y axis (density g/ml) and x axis (concentration of salt Nacl mass%) what is the slope of the slope?

    asked by hafs
  85. english

    2 sentences with rising intonation and 2 sentences with falling intonation

    asked by alyza
  86. Math

    How do you fund the fastest increase rate on a function like f(x) = 2cos(2x) ? How about a rational function? Thanks!

    asked by ...
  87. Algebra 1

    What is the coefficient of x in the quotient when x^3+4x^2-3x+8 is divided by x+2?

    asked by Anonymous
  88. English

    Do adults use grandma, grandpa, or granddad? Do children usually use the terms?

    asked by rfvv
  89. English

    1. granddad, granddaddy 2. grandad,grandaddy Which ones do we have to use?

    asked by rfvv
  90. geography

    true or false Air density increases when temperature remains constant and pressure rises

    asked by Woodjany
  91. English

    The company profits ____________ by 5% last year. ------------------ Q1: What can be put in the blank? 1. grew 2. increased 3. ________ Q2: Is the sentence grammatical?

    asked by rfvv
  92. math

    A circular disc of area 49π sq. meters rolls down an incline of 88 km length. What is the number of revolution it makes during this journey?

    asked by tani
  93. math

    Please help me to answer.this with solution i need your help please! Thanks! 1) 5/18+2/9= 2) 3 (12/17)= 3) (2/7)÷(5/8)= 4) 3/7-5/9= 5) 12÷2/3= 6) 7/15÷2/3= 7) 3/5-10= 8) 4/15+7/9= 9) 12/21(-3)= 10) (2/5)(5/18)=

    asked by mae
  94. Math

    Four cans of cat food and 3 cans of dog food cost $1.99. Four cans of the same cat food and 1 can of the same dog food cost $1.33. What is the cost of one can of cat food and one can of dog food? My answer: $0.33 for dog food and $0.25 for cat food.

    asked by IS THIS CORRECT PLEASE CHECK MY ANSWER
  95. SCIENCE

    WHAT IS THE WORK OF MITOCHONDRIA

    asked by Anonymous
  96. math

    In an election for a town mayor there were three candidates A,Band C the votes were shared between the three candidates A, B and C. A received 150% more votes as received by B. B received 50% more votes as received by C. Candidate B received 6186 votes.

    asked by Summit
  97. maths

    Find the average of 1/5, 25℅ ,and .09.??

    asked by Abdus samad shah
  98. math

    sally knows that she would need $300 in a year's time to buy a new handphone. How much must she deposit in an account that promises a return of 5% so that she would be able to own the handphone? (2%)

    asked by math92
  99. math

    Find the area of a room 5m by 8m.

    asked by heizel
  100. algebra

    Complete the given table for equation 4 x + y = 9 x y 4 ,12, 7,1, 3 -1 3 2 5 9

    asked by Felicia
  101. Math

    The sum of 2 numbers is 12. 6 less than 5 times the smaller is equal to the larger

    asked by Yahya