Saturday
December 10, 2016

Posts by Anonymous

Total # Posts: 103,287

elemination
x=2y-7 8x+5y=7
December 6, 2016

Science. Answer Check
They both look right
December 6, 2016

math
the nth team of a progression is 3n+4.is the pattern of number, so formed ,in A.P.?if so, find its 6th term
December 6, 2016

math
The Curved surface area of the cylinder is 1760cm^2 .and its volume is 12320 cm^3. Find its height
December 6, 2016

Maths
The 5th term of an arithmetic progression is 3times of 2nd term and 12th term exceeds 2times of 6th term by 1. Find the 16th term
December 6, 2016

physics
An electron beam is accelerated through 50kv potential difference and then passes through magnetic field produced by coils for 1cm the screen is located 10 cm from end is 50 cm wide.when the field is turned off the beam stikes the centre of screen.what field strength is ...
December 6, 2016

LIT
two numbers sum to 37 twice the first subtracted from the second is 4 find the numbers
December 6, 2016

Algebra
Find an equation of a parabola with a vertex at the origin and directrix y =–4
December 5, 2016

chemistry chem check
Two liquids, 'R' and 'S' form an ideal mixture, what is true about the relation between the mole fraction of R in the liquid phase (X_r) and that of the vapor phase (Y_r) for most mole fractions in the range of 0<X_r<1. A)X_r < Y_r B) X_r > Y_r C)...
December 5, 2016

math
Ali, Clara, and Shan raised money for new books for the school library. Ali raised 20% more than Clara and $58 more than Shan. Clara raised 1/4 more than Shan. A) How much money did they raise altogether B) What percent of the total money did Clara raise? Thank you, btw five ...
December 5, 2016

PLEASE HELP SOCIAL STUDIES CONNECTIONS ACDEMY 6th
Damon do you do connections?
December 5, 2016

PLEASE HELP SOCIAL STUDIES CONNECTIONS ACDEMY 6th
No one asked for extra
December 5, 2016

PLEASE HELP SOCIAL STUDIES CONNECTIONS ACDEMY 6th
IDk
December 5, 2016

PLEASE HELP SOCIAL STUDIES CONNECTIONS ACDEMY 6th
Thanks! So Ethiopia is the answer??
December 5, 2016

PLEASE HELP SOCIAL STUDIES CONNECTIONS ACDEMY 6th
what lands beside egypt does the nile flood
December 5, 2016

math
On a farm ,the ratio of cows to chickens to horses is 2 to 7 to 3. There are 8 fewer horses than chickens on the farm.How many total animals are on the farm?
December 5, 2016

Algebra
Find an equation of a parabola with a vertex at the origin and directrix y= -4
December 5, 2016

Algebra
The reflecting dish of a parabolic microphone has a cross-section in the shape of a parabola. The microphone itself is placed on the focus of the parabola. If the parabola is 60 inches wide and 30 inches deep, how far from the vertex should the microphone be placed?
December 5, 2016

Social studies please help
What were the answers?
December 5, 2016

URGENT 4TH GRADE MATH
733.1
December 5, 2016

african american history
what ways did slave master's exercise "total power" over their slaves?
December 5, 2016

african american history
name some differences between the historic condition of slaves and that of wives, children and professional athletes
December 5, 2016

MATH URGENT!!!!!
The graph represents function 1 and the equation represents function 2: A graph with numbers 0 to 4 on the x-axis and y-axis at increments of 1. A horizontal straight line is drawn joining the ordered pairs 0, 3 and 4, 3. Function 2 y = 2x + 1 How much more is the rate of ...
December 5, 2016

precalculs
Explain what each of the following represents, and how equations (a) and (b) are equivalent. (a) y = a(x - h)2 + k, a ? 0 (b) (x - h)2 = 4p(y - k), p ? 0 (c) (y - k)2 = 4p(x - h), p ? 0 can you check my work and explain how equations (a) and (b) are equivalent. (b)This ...
December 5, 2016

American Government
Did you get the answers i want to check mine? I need to pass this class.
December 5, 2016

American Government
Did you get the answers? I wanna check mine.
December 5, 2016

American Government
Oh cool
December 5, 2016

American Government
Answering the question
December 5, 2016

precallcuslus
can you check my work and explain the last question because I do not uderstand. Explain what each of the following represents, and how y = a(x - h)2 + k, a ? 0 and (x - h)2 = 4p(y - k), p ? 0 are equivalent. The equation (x - h)2 = 4p(y - k), p ? 0 is used when the parabola ...
December 5, 2016

africa
explain the american paradox of freedom and slavery
December 5, 2016

chemistry
What is the seperation energy ineV for Be3+ in the first excited state in eV?
December 5, 2016

precalculus
Find the equation of a Parabola with Vertex: (-2,4) and directrix: y=7
December 5, 2016

pre calculus
Find the equation of a Parabola with Vertex: (2,-1) and directrix: x= -2
December 5, 2016

Maths
The 5th term of an arithmetic progression is 3times of 2nd term and 12th term exceeds 2times of 6th term by 1. Find the 16th term
December 5, 2016

Maths
The 5th term of an arithmetic progression is 3times of 2nd term and 12th term exceeds 2times of 6th term by 1. Find the 16th term
December 5, 2016

Math
The ratio of the number of goats in farm x to the number of goats in farm y was 9:4. After 35 goats were transferred from farm x to farm y,there was an equal number of goats in each farm. how many goats were there in each farm at first?
December 5, 2016

Math
Given:AD=20 AC=15 Prove:CD=5
December 5, 2016

Math
TanA VYAPAK SLOVED
December 5, 2016

Math
1+1=?
December 5, 2016

Math - Coordinate Geometry
Parallel to 4x-y+1=0, sorry.
December 5, 2016

Math - Coordinate Geometry
Find the equation of the line which cuts the y-axis at -3 and is parallel to 4x-y+=0. Please show working out, thanks.
December 5, 2016

Linear Algebra
3
December 4, 2016

Physics
Kate (m = 50 kg) is swinging on a tire tied by a (light) rope (L = 3 m) to a tree limb. Her twin Ashley comes along and squeezes into the tire with her. Assume that at all times the centre of mass of the person(s) riding the tire is at the end of the rope. a) What was the ...
December 4, 2016

Physics
A mass (0.5 kg) and spring (k = 250 N/m) system oscillates with an amplitude of 3.5 cm. a) What is the total mechanical energy of the system? b) What is the maximum speed of the mass? c) What is the maximum acceleration of the mass? I need help please. What equation should I ...
December 4, 2016

Physics
A 0.5 kg air-track car is attached to the end of a horizontal spring of constant k = 20 N/m. The car is displaced 15 cm from its equilibrium point and released. a) What is the car's maximum speed? b) What is the car's maximum acceleration? c) What is the frequency f of...
December 4, 2016

Physics
MOONMAN MOONMAN CANT YOU SEE THIS WEBSItE IS A JOKE
December 4, 2016

Math
Input 48,24,12,6 Output24,12,6,3 Rule?
December 4, 2016

Algebra
Whats the domain and range?
December 4, 2016

Algebra
Identify the type of conic section that has the equation 9x^2 + 25y^2 =225 and identify its domain and range.
December 4, 2016

math
Theresa has a chose of which pack of pencils to buy. At the store 20 pencils cost $4.00, or 12 pencils for $2,70. A) which is the better buy based on its cost per pencil? B) what is the difference of the cost per pencil between each pack?
December 4, 2016

Physics!!!!!!
That Answer is wrong
December 4, 2016

Physics!!!!!!
In a scene in an action movie, a stunt man jumps from the top of one building to the top of another building 5.0 m away. After a running start, he leaps at an angle of 10? with respect to the flat roof while traveling at a speed of 5.6 m/s. The acceleration of gravity is 9.81 ...
December 4, 2016

Chemistry
Molarity x Volume in Liters = moles mass(grams) = moles x formula weight
December 4, 2016

science
what city goes below sea level first miami or new orleans?
December 4, 2016

English
it shoes us that meth is bad
December 4, 2016

math
On May 23, Samantha Best borrowed $4,000 from the Tri City Credit Union at 13% for 160 days. The credit union uses the exact interest method.What was the maturity value of the loan?
December 4, 2016

Physics
A 52.4 kg pole vaulter running at 10.8 m/s vaults over the bar. The acceleration of gravity is 9.81 m/s2 . If the vaulter’s horizontal component of ve- locity over the bar is 0.60 m/s and air resis- tance is disregarded, how high is the jump? Answer in units of m.
December 4, 2016

pre calculus
use matrices to solve the system of equations , if possible 2x+3y+z=10 2x-3y-3z=22 4x-2y+3z=-2
December 4, 2016

Maths
Mari is 3 times older then nandhini after ten years the sum of thare ages will be 80 find the present age???
December 4, 2016

Math
6 years of the same morning?
December 4, 2016

Physics
In a scene in an action movie, a stunt man jumps from the top of one building to the top of another building 5.0 m away. After a running start, he leaps at an angle of 10? with respect to the flat roof while traveling at a speed of 5.6 m/s. The acceleration of gravity is 9.81 ...
December 4, 2016

Physics
A daredevil is shot out of a cannon at 44.9? to the horizontal with an initial speed of 27.5 m/s. A net is positioned at a horizontal dis- tance of 41.2 m from the cannon from which the daredevil is shot. The acceleration of gravity is 9.81 m/s2 . At what height above the ...
December 4, 2016

pre calculus
use matrices to solve the system of equations , if possible. 2x+y+2z=4 2x+2y=5 2x-y+6z=2
December 4, 2016

Maths
The length and breadth of a rectangular hall are 24m and 18m.what is the largest straight line that can be drawn in the floor of the hall.
December 4, 2016

Propotion
A taxi cover a distance at the speed of 60 km/hr. How much time it will take to cover the same distance at the speed of 80 km/hr?
December 4, 2016

Physics
A baseball is thrown at an angle of 20? relative to the ground at a speed of 25.8 m/s. The ball is caught 43.6152 m from the thrower. The acceleration due to gravity is 9.81 m/s2 .
December 3, 2016

chemistry
Nitric acid can be produced by the reaction of gaseous nitrogen dioxide with water. 3 NO2(g) + H2O(?) ?? 2 HNO3(?) + NO(g) If 900 L of NO2 gas react with water, what volume of NO gas will be produced? Assume the gases are measured under the same conditions. Answer in L.
December 3, 2016

precalculus
can you please check my work? 7. Find the equation of the parabola y=ax2+bx+c that passes through the points(0,6),(-2,2), and(3,9/2). y=ax2+bx+c 6=a(0)2+b(0)+c 2=a(-2)2+b(-2)+c 9/2=a(3)2+b(3)+c 6=c 2=4a+(-2b)+6 9/2=9a+3b+6 -4=4a-2b -3/2=9a+3b a=-1/2, b=1 y=(-1/2x)-x+6
December 3, 2016

tss
Find the dimeter of circle if radious is 5
December 3, 2016

Tax Course
Can you help me with these questions? Can you double check my answers? 1. Which of the following deductions may not be claimed on Form 1040A? Educator expenses. Moving expenses.* Student loan interest deduction. Tuition and fees deduction. 2. Dorothy Fonda is an unmarried head...
December 3, 2016

University
17. neutralizing 20 ml 5.66% potassium hydroxide solution density of 1.053 g / cm3 matter 12.1 ml sulfuric acid density of 1.052 g / cm3. Determine the concentration (%) sulfuric acid solution.
December 2, 2016

Physics
A 0.5 kg air-track car is attached to the end of a horizontal spring of constant k = 20 N/m. The car is displaced 15 cm from its equilibrium point and released. a) What is the car's maximum speed? b) What is the car's maximum acceleration? c) What is the frequency f of...
December 2, 2016

Physics
A mass (0.5 kg) and spring (k = 250 N/m) system oscillates with an amplitude of 3.5 cm. a) What is the total mechanical energy of the system? b) What is the maximum speed of the mass? c) What is the maximum acceleration of the mass? I need help please! Do it step by step and ...
December 2, 2016

Physics
Kate (m = 50 kg) is swinging on a tire tied by a (light) rope (L = 3 m) to a tree limb. Her twin Ashley comes along and squeezes into the tire with her. Assume that at all times the centre of mass of the person(s) riding the tire is at the end of the rope. a) What was the ...
December 2, 2016

Math
Here's a pattern: 2, 4, 8, 16, 32. What's the nth term?
December 2, 2016

Math
Here is a number pattern: 1/2, 1/4, 1/6, 1/8, 1/10. Write an expression for the nth term
December 2, 2016

FINANICIAL
How much should be invested now at 7.55% compounded annually to have $46,000 in 12 years?
December 2, 2016

Calculus
Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y=6x^2, x=1, y=0, about the x-axis
December 2, 2016

Calculus
The region in the first quadrant bounded by y=6x^2 , 2x+y=8, and the y-axis is rotated about the line x=-1. The volume of the resulting solid is:
December 2, 2016

Calculus - Integrals
The region bounded by y=x^2, x=y^2 is rotated about the line y=-3. The volume of the resulting solid is:
December 2, 2016

Calculus
Find the volume of the solid obtained by rotating the region enclosed by the graphs of y=18-x, y=3x-6 and x=0 about the y-axis V=
December 2, 2016

Calculus
The region R is in the first quadrant and bounded by the x-axis, the y axis, and y= 3+2x-x^2. Find the volume of the solid that results when R is revolving about y+1= 0
December 2, 2016

Finite Math
Wendy wants $15,000 saved in 6 years to make a down payment on a house. How much money should she invest now at 4.65% compounded annually in order to meet her goal?
December 2, 2016

Calculus
The semicircular region bounded by the curve x=sqrt{9-y^2} and the y-axis is revolved about the line x=-3. The integral that represents its volume is V= ∫ [a^b] f(y) dy What is f(y)? I've gotten f(y) to: (1+(sqrt(9-y^2)))^2-9 But it's not being ...
December 2, 2016

Calculus - Integrals
Find the volume of the solid of revolution obtained by revolving region bounded by the parabolas 2y=x^2 and y^2=4x about the x-axis
December 2, 2016

American Government HELP
Recall the scenario for this lesson’s discussion: You are the CEO of a powerful and politically connected corporation in your area. You have lunch once a month at your club with other business leaders of influential conglomerates to see where your interests might ...
December 2, 2016

Health
Noo it's d I took the quiz just now it is the last one
December 2, 2016

Health
Noo it's d I took the quiz just now
December 2, 2016

Health
Is it really a
December 2, 2016

Science
A lead calorimeter with mass of 150g contains 200g of water. The calorimeter and water are in thermal equilibrium at a specific temperature. Two metallic blocks are placed into the water. One is a 50.0g piece of aluminum heated at 90 degrees celcius. The other has a mass of ...
December 2, 2016

MATH
Taylor surveys students in one grade level who own at least one pet. She finds that 50% of the students surveyed own 2 pets, 3 students own 3 pets each, and 2 students own 4 pets each. Eight of the students in the grade own 1 pet. Considering the number of pets as the random ...
December 2, 2016

Surface areas and volumes
The inner diameter of a circular well is 3.5m .It is 10m deep (a) find the inner curved surface area (b)the cost of plastering the curved surface at the rate of 40/-per m^2
December 2, 2016

Math
Given that 9554÷562 = 17 how can you find the quotient 95,540÷562
December 1, 2016

math
Rodney has four books.She shares it with her two friends for one book each.They give her 14 books back and she spends it with her other 7 friends. How many books did they each get back?
December 1, 2016

math
How much of the earth’s surface area would a man see if he were raised to the height of a diameter above it?
December 1, 2016

Physics
A 1.5 kilowatt electric motor on a water well pumps water from 10 meters below the surface. The density of the water is 1 kilogram per liter. How many liters of water does the motor pump in one hour?
December 1, 2016

Physics
How long would it take a 1.5 x 10^5 kilogram airplane with engines that produce 100 megawatts of power to reach a speed of 250 m/s at an altitude of 12 kilometers is air resistance were negligible? If it actually takes 900 seconds, what is the power? Given this power what is ...
December 1, 2016

Physics
One of their side jobs is a safe delivery and installation. A pulley system is used to lift the safe 2 meters above the ground. But the rope snaps! To avoid cracking from any drops, a large, stiff spring is placed below the safe while it's lifted. If the 1200 kilograms ...
December 1, 2016

Physics
On a hot summer day, you've got nothing better to do than play with ice cubes. You are currently sliding a 75 gram Ice Cube up and down a basically frictionless slope. At the bottom of the slope, which is inclined at 30 degrees relative to the horizontal, Is a spring with ...
December 1, 2016

Physics
You find yourself driving 35 kilometers an hour when you take your foot off the accelerator and descend 18 meters into the valley. Just as you reach the bottom, you see a policeman hiding between a speed limit sign that reads 70 kilometers per hour. Will he issue you a ...
December 1, 2016

  1. Pages:
  2. <<Prev
  3. 1
  4. 2
  5. 3
  6. 4
  7. 5
  8. 6
  9. 7
  10. 8
  11. 9
  12. 10
  13. 11
  14. 12
  15. 13
  16. 14
  17. 15
  18. Next>>