Calculus

A diving pool that is 10 m deep and full of water has a viewing window on one of its vertical walls. ...

A diving pool that is 10 m deep and full of water has a viewing window on one of its vertical walls. ...

[html]A diving pool that is 10 m deep and full of water has a viewing window on one of its vertical walls. Find the force on a square window, 2.5 m on a side, with the lower edge of the window 1.5 m from the bottom of the pool.

▸ 1,123,937.5 N

▸ 33

annacole   48   1 Reply

Hammadsyed14

A company adopts an advertising campaign to weekly add to its customer base. It assumes that as an ...

A company adopts an advertising campaign to weekly add to its customer base. It assumes that as an ...

[html]A company adopts an advertising campaign to weekly add to its customer base.  It assumes that as an average fifty percent of its new customers, those added the previous week, will bring in one friend, but those who have been customers longer wi

jdwalker9   48   1 Reply

ViniciusTavares

Use substitution and a table of integrals to find, to two decimal places, the area of the surface ...

Use substitution and a table of integrals to find, to two decimal places, the area of the surface ...

[html]Use substitution and a table of integrals  to find, to two decimal places, the area of the surface generated by revolving the curve

Diamondlove   48   1 Reply

halyna

The pH scale is used by chemists to measure the acidity of a solution. It is a base 10 logarithmic ...

The pH scale is used by chemists to measure the acidity of a solution. It is a base 10 logarithmic ...

[html]The pH scale is used by chemists to measure the acidity of  a solution. It is a base 10 logarithmic scale. The pH, P,  of a solution is defined as

 

y15400211   48   1 Reply

my life

Show that the vectors b + a and b - a are orthogonal.

Show that the vectors b + a and b - a are orthogonal.

[html]Show that the vectors

smhbyc   48   1 Reply

devinder

A pendulum is released and swings until it stops. If it passes through an arc of 35 inches the first ...

A pendulum is released and swings until it stops. If it passes through an arc of 35 inches the first ...

[html]A pendulum is released and swings until it stops. If it passes through an arc of 35 inches the first pass, and if on each successive pass it travels

CharW67   48   1 Reply

cesady

Suppose that the accompanying table shows the velocity of a car every second for 8 seconds. Use ...

Suppose that the accompanying table shows the velocity of a car every second for 8 seconds. Use ...

[html]Suppose that the accompanying table shows the velocity of a car every second for 8 seconds.  Use Simpson's Rule to approximate the distance traveled by the car in the 8 seconds. Round your answer to the nearest hundredth if necessary.

Birdy   48   1 Reply

vrunda

The unit vectors u and v are combined to produce two new vectors and Show that a and b are orthogonal. Assume

The unit vectors u and v are combined to produce two new vectors and Show that a and b are orthogonal. Assume

[html]The unit vectors u and v are combined to produce two new vectors

Znick   49   1 Reply

need answers1

A plane is found by radar to be flying ...

A plane is found by radar to be flying ...

[html]Round results to an appropriate number of significant digits.


A plane is found by radar to be flying 5.2 km above the ground. The angle of elevation from the radar to the plane is 81.8°.

jmoney5   49   2 Replies

jmoney5

The length of one arch of the curve y = 3 sin 2x is given by L = Estimate L by the Trapezoidal Rule ...

The length of one arch of the curve y = 3 sin 2x is given by L = Estimate L by the Trapezoidal Rule ...

[html]The length of one arch of the curve y = 3 sin 2x is given by
 L =

kenzmorrow99   49   1 Reply

30087

Find the least squares line through the points and

Find the least squares line through the points and

[html]Find the least squares line through the points  

Heeey17   49   1 Reply

karlywise05

The following table shows the rate of water flow (in gal/min) from a stream into a pond during a ...

The following table shows the rate of water flow (in gal/min) from a stream into a pond during a ...

[html]The following table shows the rate of water flow (in gal/min) from a stream into a pond during a 30-minute period after a thunderstorm.  Use Simpson's Rule to estimate the total amount of water flowing into the pond during this period. Round yo

Drew Kidd   49   1 Reply

fneifnejfe

The Redlich-Kwong equation provides an approximate model for the behavior of real gases. The ...

The Redlich-Kwong equation provides an approximate model for the behavior of real gases. The ...

[html]The Redlich-Kwong equation provides an approximate model for the behavior of real gases. The equation is P(V, T) =

mmcalzad   49   1 Reply

PHchick

The area A = r2 of a circular oil spill changes with the radius. At what rate does the area change ...

The area A = r2 of a circular oil spill changes with the radius. At what rate does the area change ...

[html]The area A = πr2 of a circular oil spill changes with the radius. At what rate does the area change with respect to the radius when

jamesmcgill   49   1 Reply

Groucho

The figure shown here shows a rectangle inscribed in an isosceles right triangle whose hypotenuse is ...

The figure shown here shows a rectangle inscribed in an isosceles right triangle whose hypotenuse is ...

[html]The figure shown here shows a rectangle inscribed in an isosceles right triangle whose hypotenuse is 4 units long. Express the area A of the rectangle in terms of x.

Deep Brar   49   1 Reply

bahajo

Find the point on the line that is closest to the origin.

Find the point on the line that is closest to the origin.

[html]Find the point on the line  

writingprof12   49   1 Reply

123asas

A force of magnitude 8 pounds pulling on a suitcase makes an angle of 30 with the ground. Express ...

A force of magnitude 8 pounds pulling on a suitcase makes an angle of 30 with the ground. Express ...

[html]A force of magnitude 8 pounds pulling on a suitcase makes an angle of 30° with the ground. Express the force in terms of its i and j components.

▸ 4.000

Tblack   49   1 Reply

arpitarora55

A diving pool that is 5 m deep and full of water has a viewing window on one of its vertical walls. ...

A diving pool that is 5 m deep and full of water has a viewing window on one of its vertical walls. ...

[html]A diving pool that is 5 m deep and full of water has a viewing window on one of its vertical walls. Find the force on a circular window, with a radius of 0.5 m, tangent to the bottom of the pool. Round to three decimal places when appropriate.

hippo76`   49   1 Reply

Turki

The region between the curve y = sinx, 0 x 2.6, and the x-axis is revolved about the x-axis to ...

The region between the curve y = sinx, 0 x 2.6, and the x-axis is revolved about the x-axis to ...

[html]The region between the curve y = sinx,  0 ≤ x ≤ 2.6, and the x-axis is revolved about the x-axis to generate a solid.  Use a table of integrals  to find, to two decimal places, the volume of the solid generated.

▸ 4.56

▸ 5.05

▸ 4.87

▸ 4.78[

darlinlady95   50   1 Reply

ric

Which of the following items is undefined and why? tan-1 7 or cos-1 7

Which of the following items is undefined and why? tan-1 7 or cos-1 7

Provide an appropriate response.

Which of the following items is undefined and why?
tan-1 7 or  cos-1 7

spopadop   50   1 Reply

stay_cold

The intensity L(x) of light x ft beneath the surface of a lake satisfies the differential equation . ...

The intensity L(x) of light x ft beneath the surface of a lake satisfies the differential equation . ...

[html]The intensity L(x) of light x ft beneath the surface of a lake satisfies the differential equation

heberleber   50   1 Reply

vrunda

Find the point on the plane that is nearest the origin.

Find the point on the plane that is nearest the origin.

[html]Find the point on the plane  

Nixon.d   50   1 Reply

aefgarfaj

A garden hose is spraying a stream of water at a box on the ground with a force of 2.8 pounds. The ...

A garden hose is spraying a stream of water at a box on the ground with a force of 2.8 pounds. The ...

[html]A garden hose is spraying a stream of water at a box on the ground with a force of 2.8 pounds. The water stream makes an angle of 30 degrees with the ground. What is  the horizontal component of the force?

▸ 2.425

▸ 1.400

▸ 0.4319

▸ 0.8660[

Znick   50   1 Reply

redgirl19

Find the work done by a force of 19i (newtons) in moving an object along a line from the origin to ...

Find the work done by a force of 19i (newtons) in moving an object along a line from the origin to ...

[html]Find the work done by a force of 19i (newtons) in moving an object along a line from the origin to the point

as   50   1 Reply

deathDoUsPart

The height of a vase is 5 inches. The table shows the circumference of the vase (in inches) at ...

The height of a vase is 5 inches. The table shows the circumference of the vase (in inches) at ...

[html]The height of a vase is 5 inches. The table shows the circumference of the vase (in inches) at half-inch intervals starting from the top  down.   Estimate the volume of the vase by using the Trapezoidal rule with n = 10. Round your answer to th

hannah.kasper   50   1 Reply

Hellish Lover

Suppose that the velocity of a falling body is v = (k a constant) at the instant the body has fallen ...

Suppose that the velocity of a falling body is v = (k a constant) at the instant the body has fallen ...

[html]Suppose that the velocity of a falling body is v =

DarciXero   50   1 Reply

amiritate03

Find the volume that remains after a hole of radius 1 is bored through the center of a solid sphere ...

Find the volume that remains after a hole of radius 1 is bored through the center of a solid sphere ...

Find the volume that remains after a hole of radius 1 is bored through the center of a solid sphere of radius 4. Round to the nearest tenth.

▸ 243.3

▸ 730

▸ 60.8

▸ 77.5

Pathodummy   50   1 Reply

aliptsidhu

Show that the midpoint of the hypotenuse of a right triangle is equidistant from all three vertices. ...

Show that the midpoint of the hypotenuse of a right triangle is equidistant from all three vertices. ...

[html]Show that the midpoint of the hypotenuse of a right triangle is equidistant from all three vertices. [Hint: See the figure below. Show that

hippo76`   51   1 Reply

mahsa

Find the area bounded by y = , x = 0, y = 0, and x = 2.

Find the area bounded by y = , x = 0, y = 0, and x = 2.

[html]Find the area bounded by y =  

stella.ledgerwo   51   1 Reply

big_larry_samp

A child on a swing sweeps out a distance of 16 ft on the first pass. If she is allowed to continue ...

A child on a swing sweeps out a distance of 16 ft on the first pass. If she is allowed to continue ...

[html]A child on a swing sweeps out a distance of 16 ft on the first pass.  If she is allowed to continue swinging until she stops, and if on each pass she sweeps out a distance

andrewschloding   51   1 Reply

joyceess

The natural resources of an island limit the growth of the population to a limiting value of 3968. ...

The natural resources of an island limit the growth of the population to a limiting value of 3968. ...

[html]The natural resources of an island limit the growth of the population to a limiting  value of 3968.  The population of the island is given by the logistic equation

 

selena   51   1 Reply

Guest

A person walking at 1.3 m/s pushes a lawn roller with a diameter of 0.76 m. How ...

A person walking at 1.3 m/s pushes a lawn roller with a diameter of 0.76 m. How ...

[html]Solve the problem.


A person walking at 1.3 m/s pushes a lawn roller with a diameter of 0.76 m. How many revolutions does the roller make in

dupoyjohn134   51   1 Reply

h00304413

Five hundred grams of a particular radioactive substance decays according to the function where t 0 ...

Five hundred grams of a particular radioactive substance decays according to the function where t 0 ...

[html]Five hundred grams of a particular radioactive substance decays according to the function

randomtings43   51   1 Reply

swygant

Find the points on the curve that are closest to the origin.

Find the points on the curve that are closest to the origin.

[html]Find the points on the curve  

Birdy   52   1 Reply

Jose^2

A DVD has a diameter of 12.1 cm and rotates at 570.0 r/min. At startup the DVD ...

A DVD has a diameter of 12.1 cm and rotates at 570.0 r/min. At startup the DVD ...

[html]Solve the problem.


A DVD has a diameter of 12.1 cm and rotates at 570.0 r/min.  At startup the DVD accelerates from rest to 570.0 r/min in 0.350 s. Find the linear acceleration of a point

justinw2200   52   1 Reply

sliceofoctopi

Find the point on the line that is closest to the point

Find the point on the line that is closest to the point

[html]Find the point on the line  

hannah.kasper   52   1 Reply

desaividya

A swimming pool is 16 m long and 10 m wide, with a bottom that slopes uniformly from a depth of at ...

A swimming pool is 16 m long and 10 m wide, with a bottom that slopes uniformly from a depth of at ...

[html]A swimming pool is 16 m long and 10 m wide, with a bottom that slopes uniformly from a depth of

jk   52   1 Reply

beccat99

A BASE jumper's velocity (in meters per second) after t seconds is given by where m is the mass of ...

A BASE jumper's velocity (in meters per second) after t seconds is given by where m is the mass of ...

[html]A BASE jumper's velocity (in meters per second) after t seconds is given by

darlinlady95   52   1 Reply

noodlelicker

The position (in centimeters) of an object oscillating up and down at the end of a spring is given ...

The position (in centimeters) of an object oscillating up and down at the end of a spring is given ...

[html]The position (in centimeters) of an object oscillating up and down at the end of a spring is given by

cjulia8   52   1 Reply

007006

The following figure shows the shape and dimensions of a small dam. Assuming the water level is at ...

The following figure shows the shape and dimensions of a small dam. Assuming the water level is at ...

[html]The following figure shows the shape and dimensions of a small dam. Assuming the water level is at the top of the dam, find the total force on the face of the dam.
 

123isme   52   1 Reply

deathDoUsPart