Tuesday

December 1, 2015
Number of results: 36,240

**Pre-Calculus**

3. Joyce is buying a pair of jeans for $39.99. The jeans are on sale at a 20% discount and the sales tax is 7%. Write a function T(x) to represent the total cost of an item with 7% sales tax. Find the composite function (T of S)(x).Use the composition to find the final cost of...
*October 27, 2015 by PLEASE HELP*

**physics/ torques**

A block of mass m = 5 kg is attached to a spring (k = 35 N/m) by a rope that hangs over a pulley of mass M = 7 kg and radius R = 4 cm, as shown in the figure. Treating the pulley as a solid homogeneous disk, neglecting friction at the axle of the pulley, and assuming the ...
*April 3, 2011 by HELP!!!!*

**Physics- Repost Please Help**

Posted by Amanda E. on Saturday, February 19, 2011 at 10:10pm. Two positive charges of magnitude q are each a distance d from the origin A of a coordinate system as shown above. ( Figure: h t t p : / / draw.to/DS0Qid) At which of the following points is the electric field ...
*February 20, 2011 by Amanda S.*

**geometry**

Can someone check my work please? What is the area of the figure below? 18 in 30 in 36 in (my choice) 60 in What is the area of the figure below? 31.5 m 63 m (my choice) 84 m 126 m What is the value of h? 9.6 units 26.7 units (my choice) 48 units 96 units What is the ...
*March 30, 2012 by kevin*

**Histories/Social Studies**

What was the dividing line between Former Han and the later Han marked by? ((IN ancient China))
*October 27, 2008 by Kathryn*

**cps**

after allowing a discount of 15% a pair of shoes was sold for 520 Rupees find t he Marked price of the shoes
*November 28, 2015 by himansbi*

**AP Physics**

A soccer ball is kicked with an initial speed of 19.6 m/s in a direction 23.0 above the horizontal. Find the magnitude and direction of its velocity at the following times. (Take the +x axis to be parallel to the ground, in the direction that the ball is kicked.) (a) 0.250 s ...
*September 7, 2011 by Jamila*

**math**

If a line (-9,7) is marked by e which is a ratio of 1/4 then where is e on the line? My answer is -7
*September 4, 2015 by Steve*

**physics graphing help please**

(a) Write the equation for a transverse sinusoidal wave with a maximum amplitude of 2.5 cm and an angular frequency of 2.9 rad/s that is moving along the positive x-direction with a wave speed that is 5.00 times as fast as the maximum speed of a point on the string. Assume ...
*February 9, 2011 by Trace*

**Algerbra**

the minimum size of dance floor that the prom committee is considering is 30' by 30'. they assume that this size will allow 100 couples to be on the dance floor at once. how many square feet of dance space per couple does this size allow? to allow for more dancers, the country...
*March 14, 2011 by kylie*

**math**

A right rectangular pyramid is shown. The height of the pyramid is 12 units. The length and width of the base are 6 units and 8 units, as shown. Point F is the midpoint of line segment AB. Point E is directly above the center of rectangle ABCD.
*October 26, 2015 by ter*

**Physical Science Need Help Quick PLEASE:) **

A polo player hits a ball with a mass of 0.42 kg with a force of 7.35 Newtons. How does the force the polo player's mallet exerted on the ball compare to the force the ball exerted on the mallet? A. The force of the mallet on the ball is equal in magnitude and opposite in ...
*February 14, 2014 by dark1*

**Physics**

Two identical point charges are fixed to diagonally opposite corners of a square that is 1.5 m on a side. Each charge is +2.0 C. How much work is done by the electric force as one of the charges moves to an empty corner? I have W(fe)= -EPE=-q[V(f)-V(i)]. I can't figure out ...
*September 20, 2011 by Traci*

**Physics**

A car moves with a speed v on a horizontal circular highway turn of radius is R = 100. Assume the height of the cars center of mass above the ground is h = 1 m, and the separation between its inner and outer wheels (car's width) is w = 2 m. The car does not skid (static ...
*March 20, 2011 by William*

**physics**

A small cube of mass m1= 1.0 kg slides down a circular and frictionless track of radius R= 0.4 m cut into a large block of mass m2= 4.0 kg as shown in the figure below. The large block rests on a horizontal and frictionless table. The cube and the block are initially at rest, ...
*January 11, 2014 by Garry*

**physics**

A small cube of mass m1= 2.0 kg slides down a circular and frictionless track of radius R= 0.6 m cut into a large block of mass m2= 5.0 kg as shown in the figure below. The large block rests on a horizontal and frictionless table. The cube and the block are initially at rest, ...
*January 12, 2014 by Anonymous*

**Kinetic energy**

steel ball of mass 0.310 kg is fastened to a cord that is 86.0 cm long and fixed at the far end. The ball is then released when the cord is horizontal, as shown in the figure. At the bottom of its path, the ball strikes a 3.10 kg steel block initially at rest on a ...
*April 26, 2015 by Anonymous*

**Physics**

Three men are trying to move a wardrobe. One pushes northward with a force of 100N; the second pushes eastward with a force of 173N; the third pushes in a direction 60 degrees west of south with a force of 200N. What is the resultant force on the wardrobe and it's direction?
*September 11, 2012 by Amber*

**Physics**

Attempting to stop on a slippery road, a car initially moving at 80 km/h skids at 30 to its initial motion, stopping in 3.9 s. Determine the average acceleration in m/s2 in coordinates with the x-axis in the direction of the original motion and the y- axis toward the side to ...
*January 21, 2014 by Sarah*

**physics**

Q. A 200 kg load is suspended by a cable from a crane . Two ropes are attached to the load , acting at 90 deg to each other. One rope exerts a pull of 220 N , at 10 deg below horizontal, the other rope exerts a force of 360 N at 15 deg below horizontal. Calculate 1)tension in ...
*February 7, 2014 by john*

**chemsitry dr Bob**

Magnesia (MgO(s)) is used for fire brick, crucibles and furnace linings because of its high melting point. It is produced by decomposing magnesite (MgCO3(s)) into at around 1200oC Write a balanced equation for the magensite decomposition being sure to include states for the ...
*November 9, 2015 by KYson*

**chemsitry dr Bob**

Magnesia (MgO(s)) is used for fire brick, crucibles and furnace linings because of its high melting point. It is produced by decomposing magnesite (MgCO3(s)) into at around 1200oC Write a balanced equation for the magensite decomposition being sure to include states for the ...
*November 9, 2015 by KYson*

**chemistry**

The tail of A vector is fixed to the origen of an X, Y axis system.Originally the vector points along the X axis. As time passes, the vector rotates counterclockwise. Describe how the sizes of the X and Y components of the vector compare to the size of the original vector for ...
*February 6, 2007 by anonymous*

**ap physics**

A beam resting on two pivots has a length of L = 6.00 m and mass M = 87.0 kg. The pivot under the left end exerts a normal force n1 on the beam, and the second pivot placed a distance ℓ = 4.00 m from the left end exerts a normal force n2. A woman of mass m = 54.0 kg ...
*March 8, 2015 by amar *

**Physics **

For the three vectors A+B+C= -1.4i. Vector A is 4i and vector C is -2j. Write vector B as components separated by a comma. What is the magnitude of vector B? How many degrees above the negative x-axis does vector B point? Measure the angle clockwise from the negative x-axis.
*September 11, 2012 by bobby*

**Math**

Mr. Smith bought shoes for $ 120 and a suit for $ 340. Find the total cost including tax if the tax rate is 5.5%. (a)$ 485.30 (b)$ 48.53 (c)$ 358.70 (d)$ 460 (e)$ 406 I cant figure out how to solve this problem but what i did was added the 120 and 340 and multiplied it by the ...
*September 18, 2011 by Raymond*

**Managerial Economics**

I've been trying to find a solution to this without much success. I am given the following....The production engineers at Impact Industries have derived the expansion path shown in the following figure. The price of labor is $100 per unit. There is a graph showing the ...
*July 15, 2007 by Ed*

**Sensor Networks**

1)Consider the uniform wireless sensor network topology shown in the picture. Assume the network covers a much larger area than the part shown, extending endlessly for purposes of a middle-sensor such as sensor A. Hexagonal coverage is provided with sensing range r= √3 ...
*March 9, 2014 by EE*

**Physics**

What happens after an elastic collision between a hydrogen atom at rest and a helium atom moving 150 m/s? Which direction will the particle move after the collision? Which particle will have a higher speed after the collision? What happens when a neutron moving at 150 m/s hits...
*November 28, 2012 by Mina*

**College Algebra**

1.The graph of y = - 1/2 |x - 5| - 3 can be obtained from the graph of y = |x| by which transformations? What is the horizontal shift? By what factor is the graph stretched or shrunk vertically and how is it reflected? What is the vertical shift? 2. Find the following for the ...
*August 4, 2012 by Kameesha*

**Science**

Can someone tell me if this is correct: How many forces act on an upwardly tossed coin when it gets to the top of its path? A. one the force due to gravity B. two gravity & the force in the coin itself C. three gravity the coins internal force & a turnaround force D. none of ...
*September 21, 2012 by Sue*

**Physics**

Two pans of a balance are 50cm apart. If the fulcrum is displaced by 1cm what percentage is the true weight marked up? the answer i got was 1.3%, please help if wrong (which it probably is).
*December 10, 2010 by ralph*

**Math Lit**

A second hand car was put up for sale for R65000.After 2 months it had not sold,and the shop marked it down to R58000. What was the percentage decrease?
*February 5, 2012 by Thabo*

**percentages/word problem**

Carousel Toys has Romper Buckaroos, wooden rocking horses for toddlers, on a 30% markdown sale for $72.09. What was the original price before they were marked down?
*April 3, 2014 by Anthony*

**calculus**

Hello, I have two questions that I've been working on, but I don't know how to get the answer...something similar is going to be on the test so I hope I can get some help, thanks! 1) At what angle does the tangent line to the wave y=cosx at periods (pi/3, 1/2) and (-pi/3, 1/2...
*September 23, 2009 by daphne*

**physics**

Which way and by what angle does the accelerometer in the figure deflect under the following conditions?(Figure 1). The cart is moving toward the left with a constant speed of 5.00m/s .
*September 17, 2014 by chiongo*

**Magnetic Field Forces: Physics**

A uniform magnetic field points north; its magnitude is 3.5 T. A proton with kinetic energy 6.0 10-13 J is moving vertically downward in this field. What is the magnetic force acting on it? This is what I've done. The answer is incorrect. Please help me find out why. 3.5T to...
*September 22, 2010 by Sar*

**physics**

4. Three point charges, +6.3 C, +2.3 C, and −3.4 C, lie along the x-axis at 0 cm, 2.6 cm, and 5.2 cm, respectively. What is the force exerted on q1 by the other two charges? (To the right is positive.) The Coulomb constant is 8.99 109 N m 2 /C 2 . Answer in units ...
*May 5, 2015 by jamie*

**physics**

A 3.60 kg block is pushed along the ceiling with an constant applied force of F = 75.5 N that acts at an angle θ = 61 with the horizontal, as in the figure below. The block accelerates to the right at 5.76 m/s2. Determine the coefficient of kinetic friction between the ...
*December 11, 2011 by Lexi*

**Physics/math**

Two parallel wires carry 1-A currents in unknown directions. The distance between the wires is 10-cm. What is the magnitude of the magnetic field Bin Teslasat a point P located 6-cm away from the axis of one of the wires and 8-cm away from the axis of the other wire? Unot=...
*March 25, 2013 by Jack*

**Physics**

Two parallel wires carry 1-A currents in unknown directions. The distance between the wires is 10-cm. What is the magnitude of the magnetic field B in Teslas at a point P located 6-cm away from the axis of one of the wires and 8-cm away from the axis of the other wire? Details...
*March 27, 2013 by Gurudev*

**math**

Find an equation for the line that passes through the point (2, -5) and is parallel to the x-axis and is parallel to the y-axis and is parallel to the line 2x - 4y = 3
*January 19, 2014 by Kathy*

**Physics**

Read the activity 2-1:Force and Pressure in the lab manual (pages 167-168). As described in the manual, consider a 10 cc syringe is connected to a 50 cc syringe. Information of the syringes are as follows: (mass of 10 cc piston) = 16 g (mass of 50 cc piston) = 60.6 g (diameter...
*November 8, 2010 by Anonymous*

**physics **

Rotating blade (body force in axial loading) A blade is fixed to a rigid rotor of radius R spinning at omega(w) rad/sec around the vertical z axis, neglect the effect of gravity, calculate the peak stress in the blade calculate the blade elongation. calculate the displacement ...
*May 1, 2013 by mehwish*

**Physics**

One end of a uniform meter stick is placed against a vertical wall. The other end is held by a lightweight cord that makes an angle, theta, with the stick. The coefficient of static friction between the end of the meter stick and the wall is 0.390. A. what is the maximum value...
*April 3, 2007 by Karla*

**AP Physic**

Hi there I am having a lot of trouble trying to figure out this homework problem and I really need help. This problem is dealing with wave motion and I do not know how to set up the formula to get the correct answer. Please help me and show some steps how to approach this ...
*January 16, 2010 by shylo*

**Fluid Mechanics **

A sluice gate consists of a quadrant of a circle of radius 1.5m pivoted at its centre O. Its centre of gravity is at G, as Shown in fig 1. When the water is level with the pivot O, calculate the magnitude and direction of the resultant force on the gate due to the water and ...
*November 10, 2013 by Mahmoud shamallah*

**Engg Mechanics**

Blocks A and B of weight 200N and 100N respectively, rest on a 30 inclined plane and are attached to the post which is held perpendicular to the plane by force P, parallel to the plane, as shown in fig. Assume that all surfaces are smooth and that the cords are parallel to the...
*June 7, 2014 by Kishore*

**physics**

During an eclipse, the Sun, Earth, and Moon are arranged in a line as shown in the figure below. There are two types of eclipse: (a) a lunar eclipse, when Earth is between the Sun and the Moon, and (b) a solar eclipse, when the Moon is between the Sun and Earth. Calculate the ...
*November 1, 2011 by sanjeev*

**physics mc question!!!!HELP **

Question # 1 : It a particle increases its speed by a factor of 2, what happens to the kinetic energy? a)doubles b)cuts in half c)increases by a factor of 4 d)depends on whether or not work is done on the particle Question # 2: An object falling near the surface of the Earth a...
*May 22, 2012 by lilly*

**physics**

In what circumstances can the angular velocity of system of particles change without any change in the system\'s angular momentum? This cannot happen under any circumstances. This can happen if an external net torque is applied properly to the system. This can happen if the ...
*February 4, 2014 by lol*

**Physics**

Would someone check this please? A circular loop of wire of radius 0.10 m and of resistance 2.0 ~ 10−3 is in a region where there is a uniform magnetic field B. The field is at 30 to the normal to the plane of the wire loop as shown in Figure 3. The magnitude of ...
*June 18, 2009 by charlie*

**physics**

A horse pulls a cart with a force of 40lb at an angle of 30 degrees above the horizontal and moves along at a speed of 6mi/hr. A) how much work does the force do in 10 min? B) What is the average power (in horsepower) of the force?
*July 18, 2010 by James*

**Physics**

a car crashes into a wall at 25m/s and is brought to rest in .1seconds. Calculate the average force exerted on a 75kg test dummy by the seat belt. How many g-forces is this? (Remember g-force= Force/mg)
*May 9, 2012 by Sarah*

**Chem**

What is the molarity of a solution made by dissolving 4.14 g of sodium acetate in water and diluting to 750. mL? (molar mass NaC2H3O2 is 82.0 g/mol.) .67137, but that wasn't right. An open-ended mercury manometer is used to measure the pressure exerted by a trapped gas as ...
*December 3, 2012 by Anonymous*

**college algebra**

find the intercept of the equation (x+6)^2(x-1)^2 does this crosses the x axis the smaller or touches the x axis or does it touch at the larger x intercept or crosses the larger
*November 14, 2012 by zach w*

**Physics Help**

Charge is distributed uniformly along the x axis with density x and uniformly along the y axis with density y. Calculate the electric field at the points (a) r = a i + b j, and (b) r = c k.
*February 11, 2013 by Lindsey*

**Math**

A solid sphere of 1.46kg and radius 0.1m, is rolling down a rough plane that is inclined at an angle 30 degrees to the horizontal. The 3 ferces acting on the sphere are its weight, friction force and the normal reaction. The sphere starts rolling down when its point of contact...
*April 27, 2013 by Tasneem*

**Math**

A solid sphere of 1.46kg and radius 0.1m, is rolling down a rough plane that is inclined at an angle 30 degrees to the horizontal. The 3 forces acting on the sphere are its weight, friction force and the normal reaction. The sphere starts rolling down when its point of contact...
*April 27, 2013 by Tasneem*

**as**

In the figure a 1.2 block is held at rest against a spring with a force constant = 740 . Initially, the spring is compressed a distance . When the block is released, it slides across a surface that is frictionless except for a rough patch of width 5.0 that has a coefficient of...
*August 3, 2011 by Anonymous*

**physics **

Suppose the charge q2 in the figure below can be moved left or right along the line connecting the charges q1 and q3. Given that q = +15 C, find the distance from q1 where q2 experiences a net electrostatic force of zero? (The charges q1 and q3 are separated by a fixed ...
*January 12, 2013 by stoic-rider77*

**computer programming**

Write a C++ pogram for the following Employee Name and 12 months salary. Salary starts with $5000 per month and increments every month by 10% of previous month salary. At the end of the year, the employee is paid a 5% bonus on top of the yearly salary. Compute the statistics...
*September 22, 2015 by Gokul*

**physics**

The coefficient of static friction between the 2.3 kg crate and the 35.0 incline of Figure P4.47 is 0.241. What minimum force, F, must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
*October 5, 2012 by Anonymous*

**physics**

The coefficient of static friction between the 2.3 kg crate and the 35.0 incline of Figure P4.47 is 0.241. What minimum force, F, must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
*October 5, 2012 by Anonymous*

**Physics**

The coefficient of static friction between the 2.90 kg crate and the 35.0 incline of Figure P4.41 is 0.260. What minimum force F must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
*October 7, 2013 by David*

**physics**

A hockey puck of mass m = 120 g is attached to a string that passes through a hole in the center of a table, as shown in the figure below. The hockey puck moves in a circle of radius r = 0.50 m. Tied to the other end of the string, and hanging vertically beneath the table, is ...
*February 16, 2015 by jyothi*

**Physics**

Two points in the xy plane have cartesian coordinates (4.6,-10) and (-10,3.2) I found the distance to be 19.68 but i need to find the angle between the line connecting the two points and the x-axis (measured counterclockwise from the x-axis) within the limits of -180 and +180 ...
*August 30, 2009 by bubba*

**calculus**

The area enclosed between the x-axis, the curve y=x(2-x) and the ordinates x=1 and x=2 is rotated through 2π radians about x-axis. (a)Calculate the volume of the solid revolution formed. (b)Calculate the rotating area. from this question what about he grap need to draw or...
*May 27, 2012 by fifi*

**physics**

The center of mass and the moment of inertia of a 2D rigid body A 2D rigid body shown in the figure-2 has constant density ρ kg/m2. It is a thin circular disc of radius R centered at point P that contains a circular cavity centered at point Q. The distance PQ = R/3. Find ...
*December 29, 2011 by arslan*

**Ap Physics**

Read the activity 2-1:Force and Pressure in the lab manual (pages 167-168). As described in the manual, consider a 10 cc syringe is connected to a 50 cc syringe. Information of the syringes are as follows: (mass of 10 cc piston) = 16 g (mass of 50 cc piston) = 60.6 g (diameter...
*November 12, 2009 by Ellie*

**math**

A truncated square pyramid (also known as a frustum) is an object obtained by cutting a square pyramid by a plane parallel to its base (as shown in the figure). For a truncated square pyramid it is known that the side length of the large base is 10 cm and the height (distance ...
*February 22, 2015 by ani*

**Math**

if parts are marked up 20% before they are sold and the selling price for a seat cover is $54 what was the original sale price. Do I take $54 * 20% then subtract from $54 or??
*April 9, 2008 by Tyler*

**math**

sale tax in the state of florida is 7% tiffany purchased a coat that was marked at $35 how much was her total bill including tax? A)$2.45 B)$32.53 C)$35 d)37.45
*January 12, 2010 by makeeda*

**math**

At a fourth of July sale, Wanda bought a table marked for 30% off. What was the original price if Wanda paid only $84?
*October 10, 2012 by ashley*

**history**

What incident abroad marked the election day of the 1956 election, thereby enhancing Eisenhower's bid for a second term?
*September 26, 2013 by howard*

**math**

An arc AB of length 5cm is marked an a circle of radius 3cm. Find the area of the sector bounded by this arc and the radii from A and B.
*March 15, 2015 by michelle*

**Algebra**

(x+3)/(x+8)-(x-8)/(x-3) I worked this out and got -55 Ans. But was marked wrong because the Ans. is 55 why and how does this end with no minus(-)sign please show working
*October 9, 2015 by bc*

**Physics**

A 30.0 kg box is being pulled across a carpeted floor by a horizontal force of 230 N., against a friction force of 210 N. Calculate the acceleration of the box and find the x and y components of the acceleration of the box. Align the positive direction with the normal force ...
*March 26, 2012 by Anne*

**Physics**

A 56 kg rock climber is climbing a "chimney" between two rock slabs as shown in the figure. The static coefficient of friction between her shoes and the rock is 1.02; between her back and the rock it is 0.70. She has reduced her push against the rock until her back and her ...
*February 10, 2010 by Web*

**math**

In a suspension bridge, the shape of the suspension cables is parabolic. The bridge shown in the figure has towers that are 400 m apart, and the lowest point of the suspension cables is 100 m below the top of the towers. Find the equation of the parabolic part of the cables, ...
*October 14, 2014 by Morgan *

**science**

Couple of questions. Why does the earth keep moving? The engine of a rocket applies a continual force to push the rocket along. When the engine stops what will happen? I think the rocket will stop acceleration You need to be aware of the concept of inertia. Inertia is the ...
*May 8, 2007 by Kim*

**calculus 3**

A ball is thrown northward into the air from the origin in three dimensional space ( the xy plane is the ground, the positive y-axis points north, positive x-axis is east and the positive z axis is height above the ground ). The initial velocity of the ball is V0 = < 0,80...
*October 4, 2010 by cano*

**Physics **

I am doing my physics homework and am stuck on this one problem. can anyone help me please? Two blocks are connected by a massless string and are held in position by another massless string along a frictionless incline (as shown in the figure). Let M1 = 58.0 kg, M2 = 65.0 kg, ...
*January 30, 2012 by Kaity *

**Chemistry**

The energies, E, for the first few states of an unknown element are shown here in arbitrary units: n= 1, E=-21 n=2, E=-9 n=3, E=-4 n=4, E=-3 ...,... infinity, 0 A gaseous sample of this element is bombarded by photons of various energies (in these same units). Match each ...
*March 19, 2014 by tec*

**General Physics**

A 0.377 kg bead slides on a curved wire, starting from rest at point A(4.8 meters) as shown in the figure. The acceleration of gravity is 9.8 m/s2 . A. If the wire is frictionless, find the speed of the bead at B(0 Meters). Answer in units of m/s B. Find the speed of the bead ...
*July 26, 2013 by Charles*

**physics**

What is the direction of the force acting on a current-carrying conductor lying in a magnetic field? A. It is in a direction opposite to the direction of the magnetic field. B. It is at angles to the direction of the current. C. It is at right angles to both the direction of ...
*May 24, 2009 by sally*

**calculus**

I have posted this question earlier and had the answer given to me this way. But my teacher needs to know what type of factorization I used and I have tried to figure it out but have NO clue!! This is the question. Solve the following inequality. write your answer in interval ...
*December 29, 2012 by Paul--please help!!*

**Math**

Write an equation to describe the variation. Use k for the constant of proportionality. x varies directly as the square of y and inversely as z
*March 16, 2010 by Anonymous*

**math**

Determine the equation of joint variation. Then solve for the missing value. x varies directly with y and z. x = 400 when y = 8 and z = 10. Find x when y = 10 and z = 12.
*June 21, 2011 by tyler*

**life science**

true or false? The temperature varies greatly throughout the year in a tropical rain forest.
*February 8, 2012 by selina*

**Math**

I need help setting up this equation. The Volume, V, of a given mass varies directly as the temperature, T,and inversely as the pressure, P.
*February 16, 2012 by Chelsea*

**algebra**

Determine the equation of combined variation. Then solve for the missing value. x varies directly with y and inversely with z. x = 5 when y = 10 and z = 5. Find x when y = 20 and z = 10.
*December 10, 2012 by Anonymous*

**Algebra**

I would appreciate the steps to the answer please... Suppose that y varies inversely with x, and y = 6 when x = 8. What is an equation for the inverse variation? y = x/48 y = 2x x = y/2 y = 48/x
*April 23, 2014 by Sandra*

**Algebra!!!! HELP**

Find a mathematical model for the verbal statement. (Use k for the constant of proportionality.) V varies inversely as the square of t. V=
*September 10, 2014 by Ada*

**algebra**

Suppose y varies directly with x. Write an equation relating x and y. 645-09-05-00-00_files/i0130000.jpg a. y = 6x c. y = 7x b. y = x d. y = − x
*November 6, 2014 by jj*

**Math**

A frequency, F, varies inversely as wavelength, w. The constant of variation is speed, S. Write a formula to express this relationship
*April 16, 2015 by M*

**geology**

What are the major differences between topographic and geologic maps? Refer to Figure 9.21 on p. 264 of the text. How would you determine the slope of the land surface in this figure? If you consider building a house in a location in this area, what is the best location for ...
*May 10, 2010 by Anonymous*

**Economics**

Suppose the minimum wage is above the equilibrium wage in the market for unskilled labor. Using a supply-and-demand diagram of the market for unskilled labor, show the market wage, the number of workers who are employed, and the number of workers who are unemployed. Also show ...
*September 23, 2006 by Mickey*

**PHYSICS HELP!**

A typical propeller of a turbine used to generate electricity from the wind consists of three blades as in the figure below. Each blade has a length of L = 33 m and a mass of m = 415 kg. The propeller rotates at the rate of 21 rev/min. 120degree angle between blades a) Convert...
*October 31, 2012 by Shelby*

**Help with triangle**

I need help with these: Triangle LMN has vertices L(-6,5), M(-4,-3), N(-2,4). Find the coordinates of the vertices of its image after it is reflected over the x-axis and then translated by (-3,0) a. L(-9,-5), M(-7,3), N(-5,-4) b. L(-6,-5), M(-4,-3), N(-2,-4) c. L(-5,-6), M(-7,...
*August 29, 2006 by Garcelyn*