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Questions Asked on October 24, 2011

determine the value of k such that g(x)=3x+k intersects the quadratic function f(x)=2x^2-5x+3 at exactly one pointdetermine the
1. 4 answers
2. asked by Melissa
3. 9,080 views
a small bead can slide without friction on a circular hoop that is in a vertical plane and has a radius of 0.100 m. The hoop
1. 1 answer
2. asked by bob
3. 8,822 views
Prove identity.Sec(pi-x)=-sec x
1. 4 answers
2. asked by ALISON
3. 7,578 views
Online Vs Traditional DatingThesis : Technology has brought many innovations in human life and one of the greatest is online
1. 18 answers
2. asked by HM
3. 7,490 views
what is the perimeter of a right triangle with legs 6 cm and 3cm , leave the answer in simplest radical form
1. 2 answers
2. asked by Kestrel
3. 5,241 views
A ship sailing parallel to shore sights a lighthouse at an angle of 12 degrees from its direction of travel. After traveling 5
1. 1 answer
2. asked by Tim
3. 5,049 views
How long will it take a shell fired from a cliff at an initial velocity of 800 m/s at an angle 30 degrees above the horizontal
1. 2 answers
2. asked by Allison
3. 4,715 views
Each tire on a car has a radius of 0.330 m and is rotating with an angular speed of 19.5 revolutions/s. Find the linear speed v
1. 3 answers
2. asked by Jasmin
3. 4,656 views
The figure shows a ball with mass m = 0.405 kg attached to the end of a thin rod with length L = 0.516 m and negligible mass.
1. 3 answers
2. asked by Anonymous
3. 4,285 views
A lawn mower has a flat, rod-shaped steel blade that rotates about its center. The mass of the blade is 0.65kg and its length is
1. 1 answer
2. asked by Jc
3. 4,266 views
At noon, ship A is 40 nautical miles due west of ship B. Ship A is sailing west at 23 knots and ship B is sailing north at 19
1. 2 answers
2. asked by CRYSTAL
3. 4,187 views
A wheel of radius R starts from rest and accelerates with a constant angular acceleration alpha about a fixed axis. At what time
1. 1 answer
2. asked by Jc
3. 4,026 views
A 0.30 kg puck, initially at rest on a frictionless horizontal surface, is struck by a 0.20 kg puck that is initially moving
1. 1 answer
2. asked by Seth
3. 4,026 views
a rectangular field with an area of 8000 m^2 is enclosed by 400 m of fencing , detemine the dimesions of the field to the
1. 1 answer
2. asked by Kestrel
3. 3,734 views
A football is kicked with an initial velocity of 25 m/s at an angle of 45 degrees with the horizontal . Determine the time of
1. 2 answers
2. asked by Allison
3. 3,211 views
Table salt, NaCl(s), and sugar, C12H22O11(s), are accidentally mixed. A 5.00-g sample is burned, and 2.50 g of CO2(g) is
1. 3 answers
2. asked by Sete Odhiambo
3. 2,925 views
A child pedals a tricycle, giving the driving wheel an angular speed of 0.373 rev/s. If the radius of the wheel is 0.260 , what
1. 2 answers
2. asked by Joseph
3. 2,919 views
The Earth's rate of rotation is constantly decreasing, causing the day to increase in duration. In the year 2006 the Earth took
1. 1 answer
2. asked by Jack
3. 2,859 views
Classify the following as discrete or continuous random variables.(A) The time it takes to run a marathon (B) The number of
1. 1 answer
2. asked by Jennifer
3. 2,790 views
the height , h(t) in metres of the trajectory of a football is given by h(t) = 2+28t-4.9t^2, where t is the time in flight, in
1. 3 answers
2. asked by Poppy
3. 2,564 views
An egg is thrown horizontally off the roof of SI, which is 60 meters high, with an initial velocity of 6.5 m/s. How long does it
1. 4 answers
2. asked by Allison
3. 2,423 views
Yo-Yo man releases a yo-yo from rest and allows it to drop, as he keeps the top end of the string stationary. The mass of the
1. 2 answers
2. asked by Joseph
3. 2,414 views
In Fig. 6-21, a slide-loving pig slides down a certain 37° slide in twice the time it would take to slide down a frictionless
1. 2 answers
2. asked by Ted
3. 2,360 views
A ball is kicked horizontally at 8.0 m/s from a cliff 80 meters high. How far from the base of the cliff will the stone strike
1. 1 answer
2. asked by Allison
3. 2,258 views
An earthquake generates three kinds of waves: surface waves (L waves), which are the slowest and weakest; shear (S) waves, which
1. 4 answers
2. asked by maria
3. 2,185 views
determine the maximum area of a rectangular field that can be enclosed by 2400 m of fencing
1. 2 answers
2. asked by Poppy
3. 2,167 views
An ether and an alkene are formed as by-products in this reaction. Draw the structure of these by-products and give mechanism
1. 2 answers
2. asked by Ivy
3. 2,147 views
A pool ball leaves a 0.60 meter high table with an initial velocity of 2.4 m/s. Predict the time required for the pool ball to
1. 1 answer
2. asked by Allison
3. 2,120 views
What volume of a 6.0 M NaOH solution would you need to prepare 250.0 milliliters of a 3.0 M NaOH solution?
1. 2 answers
2. asked by Brittaney
3. 2,108 views
1. A boy drags a wooden crate with a mass of 20 kg, a distance of 12 m, across a rough level floor at a constant speed of 1.50
1. 2 answers
2. asked by annie
3. 2,076 views
Three blocks of masses M1=26kg,M2=38kg and M3=41kg are connected by 2 strings over 2 pulleys.Friction is negligible.1. Determine
1. 1 answer
2. asked by rajesh
3. 1,897 views
Little Billy was out trick or treating on Halloween. He had gotten a lot of candy and was peering into his bag, when out from
1. 4 answers
2. asked by Linda
3. 1,878 views
1. Samantha is suffering from fatigue and sometimes cannot make herself get out of bed in the morning. She feels that the world
1. 1 answer
2. asked by John
3. 1,862 views
how long will it take $5000 to grow to$8000 if it is invested at 5% compounded quarterly?
1. 1 answer
2. asked by kerry
3. 1,823 views
Show that tan^3(x)-8(tan^2(x))+17(tan(x)0-8 = 0has a root in [0.5, 0.6]. Apply the Bisection Method twice to find an interval of
1. 1 answer
2. asked by terra
3. 1,795 views
A soccer ball is kicked horizontally off a 22.0 meter high hill and lands a distance of 35 meters from the edge of the hill.
1. 3 answers
2. asked by Allison
3. 1,788 views
Jason Kendall throws a baseball with a horizontal component of velocity 25 m/s. It takes 3.0 s to come back to its original
1. 1 answer
2. asked by Allison
3. 1,576 views
Write this ratio as a fraction in lowest terms.(3 cups to 3 pints) Since 2 cups are equal to 1 pint, I conclude that there are 3
1. 4 answers
2. asked by Alex L.
3. 1,569 views
A ladder 8 meters long is leaning against a wall. If the top of the ladder is slipping down at the rate of 8 meters per second,
1. 1 answer
2. asked by TraiShaun
3. 1,550 views
2h2s g 3o2 g 2so2 g 2h2o g H=-1036KG/MOLcalculate enthalpy change in kj when 18.2 g of hydrogen sulfide are burned
1. 2 answers
2. asked by Tyler
3. 1,541 views
A mortar shell is launched with a velocity of 100m/s at an angle of 30 degree above the horizontal from a point on a cliff 50m
1. 1 answer
2. asked by Mark
3. 1,502 views
A spherical snowball is melting in such a way that its diameter is decreasing at rate of 0.4 cm/min. At what rate is the volume
1. 2 answers
2. asked by james
3. 1,491 views
Betty made 3/4 of the baskets she attempted in a basketball game. Which other ratio is equivalent to the number of baskets Betty
1. 6 answers
2. asked by Leslie
3. 1,480 views
A winch is used to frag a 375 N crate up a ramp at a constant speed of 0.75 m/s by means of a rope that pulls parallel to
1. 1 answer
2. asked by juniper
3. 1,468 views
A 1-kg thin hoop with a 50-cm radius rolls down a 47° slope without slipping. If the hoop starts from rest at the top of the
1. 1 answer
2. asked by mymi
3. 1,441 views
A long jumper leaves the ground at an angle of 25.2 to the horizontal and at a speed of 11.2 m/s.How far does he jump? The
1. 1 answer
2. asked by anon
3. 1,440 views
Aqueous sodium bicabonate used to wash the crude n-butyl bromide.a) What was the purpose of this wash? Give equation. b)Why
1. 3 answers
2. asked by Ivy
3. 1,406 views
An earthquake generates three kinds of waves: surface waves (L waves), which are the slowest and weakest; shear (S) waves, which
1. 1 answer
2. asked by fiko
3. 1,399 views
At the potluck , there were 6 pecan pies, 7 lemon pies, 13 cherry pies, and 8 apple pies. Find the ratio in simplest form. Then
1. 4 answers
2. asked by Mia
3. 1,370 views
:The balance sheet for Glenwood Corporation at December 31, 2011, showed the following subtotals: Current Assets $140,000
1. 2 answers
2. asked by Anonymous
3. 1,360 views
The weather forecaster reports that the probability of rain tomorrow is 10%, Which approach was used to arrive at this number?
1. 3 answers
2. asked by Anonymous
3. 1,357 views
After fixing a flat tire on a bicycle you give the wheel a spin. Its initial angular speed was 7.35 rad/s and it rotated 15.0
1. 1 answer
2. asked by Jackie
3. 1,343 views
A student, crazed by final exams, uses a force of magnitude 86 N and angle θ = 61° to push a 5.2 kg block across the ceiling
1. 1 answer
2. asked by Ted
3. 1,295 views
Could you please explain to me:how was the structure (Collosus of Rhodes) effective for it's stated purpose? I don't understand
1. 3 answers
2. asked by Jack
3. 1,282 views
a) How will the concentration of NaOH be affected if during the titration some of the solid potassium hydrogen phthalate was
1. 2 answers
2. asked by Josh
3. 1,256 views
The life (in hours) of a computer processing unit (CPU) is modeled as a weibull random variable with β=3 and α=901 hours. What
1. 0 answers
2. asked by eliseo
3. 1,255 views
A horse gallops a distance of 10 kilometers in a time of 30 minutes. What is its average speed?
1. 1 answer
2. asked by Chandler
3. 1,252 views
An aluminum wire is hung between two towers and has a length of 175 m. A current of 125 A exists in the wire, and the potential
1. 2 answers
2. asked by Mathe
3. 1,238 views
In order to attract customers, an ice cream company has started a STAR game. Any person who collects four stars gets a free
1. 0 answers
2. asked by anrt
3. 1,223 views
1)A wire is carrying a current, i, in the positive y-direction. The wire is located in a uniform magnetic field, B, oriented in
1. 1 answer
2. asked by Jessica
3. 1,211 views
3.Differentiate between the Paleolithic and Neolithic eras.4. Describe the agricultural transition. 5. Give examples that
1. 1 answer
2. asked by tj
3. 1,183 views
Niles is making an investment with an expected return of 12 percent. If the standard deviation of the return is 4.5 percent, and
1. 1 answer
2. asked by James
3. 1,181 views
Which statements describe cultural influences?Florida is bordered by water on three sides. French is spoken in parts of
1. 1 answer
2. asked by Alyse
3. 1,180 views
Calculate the mass of Glauber's salt needed to lower the temp of air in a room by 6.3 C. The mass of air in the room is 555.4
1. 1 answer
2. asked by Tara
3. 1,173 views
Why does the alkyl halide layer switch from the top layer to the bottom layer at the point where water is used to extract the
1. 0 answers
2. asked by Ivy
3. 1,170 views
1. If you are a bird, be an early birdAnd catch the worm for your breakfast plate. 2. If you're an early bird, you will catch
1. 1 answer
2. asked by rfvv
3. 1,155 views
A rock climber climbs a 15 m vertical rock wall while wearing a 5.3 kg backpack. How much work does the climber do on the
1. 1 answer
2. asked by Anonymous
3. 1,149 views
Joel has 2 gallons of water. He drinks gallon per day. How long will the water last? Express your answer in simplest form.
1. 1 answer
2. asked by Anonymous
3. 1,146 views
LAST YEAR, A TICKET TO A MOVIE COST $7.50. THIS YEAR, THE PRICE INCREASED TO $9.00. BY WHAT PERECT IS THE PRICE INCREASE
1. 4 answers
2. asked by katerrian
3. 1,144 views
T-test independent that people can hear better after having eaten a large mealA researcher theorized that people can hear better
1. 1 answer
2. asked by DAISY B
3. 1,144 views
a ball is thrown upward at 96 feet per second from the top of a 100 foot building.1.when will the ball obtain maximum height 2.
1. 1 answer
2. asked by chris
3. 1,144 views
what can be a thesis statment for alice munro's short story " miles city montana"?
1. 2 answers
2. asked by mehak
3. 1,142 views
How much by mass of Urea (NH2)2CO is required for a 32.5% solution in one litre of water.
1. 1 answer
2. asked by Bill
3. 1,137 views
A swimming pool is 16 meters wide and 25 meters long. At $50 per square meter. how much will a child-proof covering for the pool
1. 1 answer
2. asked by Ivy
3. 1,137 views
I am supposed to write a comparison essay for English.Related to Online Vs Traditional Dating. Could you help me make a strong
1. 2 answers
2. asked by HM
3. 1,133 views
How did the growth of the Athenian power lead to war?
1. 3 answers
2. asked by ZUICK
3. 1,130 views
Nadia's diet can says she can eat 3.5 ounces of chicken nuggets. The package weighs 10.5 ounces and contains 15 chicken nuggets.
1. 2 answers
2. asked by Alex L.
3. 1,129 views
A bullet is fired from a rifle, emerging at 340 m/s. It strikes a sandbag some distance away, having lost 10% of its velocity
1. 2 answers
2. asked by Allison
3. 1,123 views
I really don't get pH curves. I have to sketch a pH curve for the titration of 40.00 mL of 0.100 M hydrazine, H2NNH2(aq) having
1. 1 answer
2. asked by Anonymous
3. 1,119 views
At the base of a frictionless icy hill that rises at 23.0m above the horizontal, a toboggan has a speed of 12.0m/s toward the
1. 2 answers
2. asked by Chris
3. 1,099 views
Thoreau included the following sentence in Walden:"There is some of the same fitness in a man's building his own house that
1. 1 answer
2. asked by LaH
3. 1,097 views
IQ scores are normally distributed and assume that the average IQ for all Economics majors is 108 with a standard deviation of
1. 1 answer
2. asked by Emily
3. 1,082 views
Buying time with limited agreement is a useful strategy when you:A. Have too much work to do. B. Cannot think of anything to
1. 1 answer
2. asked by Diana
3. 1,081 views
0.81 divide by 9 is what? is it.9?
1. 1 answer
2. asked by chase
3. 1,077 views
A survey was made of 100 customers in a department store. 70 of the customers indicated they visited the store because of a
1. 1 answer
2. asked by mark
3. 1,077 views
Can u give me some very good websites for making homemade presents for teenage girls (for christmas). Please. Like i want very
1. 8 answers
2. asked by Laruen
3. 1,070 views
1. psychologists who believe in _____ are most likely to attempt to understand diversity in ethnic background as an influence on
1. 1 answer
2. asked by John
3. 1,064 views
pi x 3.41 x 1,3019234 divided by 12347 x 8 + 12 - 1804351 x 235-135425 squaredx 10 to the fifth power + 1-
1. 1 answer
2. asked by Tahmid
3. 1,062 views
find the volume of the right prism whose base is a right triangle with legs 3 ft and 4 ft and with a height (altitude) of
1. 1 answer
2. asked by clarence
3. 1,052 views
A sinusoidal wave on a string is described by the equation y = (0.169 m) sin (0.713 x - 41.9 t), where x and y are in meters and
1. 0 answers
2. asked by maria
3. 1,033 views
A centrifuge is a common laboratory instrument that separates components of differing densities in solution. This is
1. 0 answers
2. asked by Jc
3. 1,032 views
trains A and B are traveling in the same direction on paraleel tracks. Train A is traveling at 80 miles per hour and train B is
1. 1 answer
2. asked by Natasha
3. 1,022 views
A wire of uniform linear mass density hangs from the ceiling. It takes 0.82 s for a wave pulse to travel the length of the wire.
1. 3 answers
2. asked by fiko
3. 1,018 views
given line segment PQ , PQ=3QR, and QR= 1/3 RS Prove: line segment PQ is congruent to line segment RS
1. 2 answers
2. asked by Emily
3. 1,017 views
There are 2 white marbles in urn A and 4 red marbles in urn B . At each step of the process a marble is selected from each urn
1. 3 answers
2. asked by Subhadip
3. 1,015 views
A)Two identical resistors are connected in parallel across a 30-V battery, which supplies them with a total power of 7.0 W.
1. 2 answers
2. asked by Kristi
3. 1,013 views
08/09/2005 PhysicsA crane is lifting a 200 pound object. The crane boom is 50 ft long. The boom forms an 85 degree angle with
1. 1 answer
2. asked by Jerry
3. 1,007 views
Two stars in a binary system orbit around their center of mass. The centers of the two stars are 7.80 1011 m apart. The larger
1. 0 answers
2. asked by Anne
3. 997 views
A basketball is thrown horizontally from a window that is 22 meters high. If the initial velocity of the ball 18 m/s, find how
1. 1 answer
2. asked by Allison
3. 992 views
Write a program that asks the user to enter the student’s name (first and last), and his/her first exam grade of three
1. 2 answers
2. asked by ayham
3. 976 views

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