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Questions Asked on January 24, 2013

What is the quotient in simpliest form? State any restrictions on the variable.x+2/x-1 divided by x+4/x^2+4x-5. My answer
1. 12 answers
2. asked by dirtrider
3. 12,726 views
Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line.y = 8 sin x,
1. 3 answers
2. asked by Em
3. 10,494 views
A candle in the shape of a circular cone has a base of radius r and a height of h that is the same length as the radius. Which
1. 13 answers
2. asked by dirtrider
3. 8,920 views
The height h, in metres, above the ground of a car as a ferris wheel rotates can be modelled by the function h(t) =
1. 2 answers
2. asked by Shreya
3. 8,716 views
Sort each of the following events based on whether the solubility of the indicated gas will increase, decrease, or stay the
1. 8 answers
2. asked by Anon
3. 7,310 views
How much work is needed to stop a 20g bullet moving with a speed of 150ms-1
1. 20 answers
2. asked by Ehis
3. 6,074 views
The average atomic mass of iridium is 192.22u, if iridium-191 has an atomic mass of 190.961u and an isotopic abundance of 37.3%
1. 5 answers
2. asked by Deepa( Exam prep question)
3. 5,708 views
The neutralization of H3PO4 with KOH is exothermic.H3PO4(aq) + 3KOH(aq) -> 3H2O(l) +K3PO4(aq) +173.2KJ 70.0 mL of 0.207 M H3PO4
1. 2 answers
2. asked by Sally
3. 4,872 views
When you divide a whole number by a fraction with a numerator of 1 explain how you can find the quotient?
1. 9 answers
2. asked by Ron
3. 4,823 views
A cylinder with a movable piston contains gas at a temperature of 27 degrees celsius, a volume of 1.50 meters cubed, and an
1. 7 answers
2. asked by Clay
3. 4,313 views
A student measures the following data regarding the heat of fusion of ice: 25.8 g ice at 0.0°C is placed into the calorimeter
1. 1 answer
2. asked by Susie
3. 4,104 views
Chase scored 14 points on Monday, and he doubled his score each day thereafter. How many points did he score on Thursday?A. 224
1. 5 answers
2. asked by Laura
3. 4,089 views
How did environmental features in Anatolia help the Hittites advance technologically? The Hittites were the first to use iron
1. 2 answers
2. asked by Victoria
3. 3,264 views
if the relative atomic mass of natural copper is 63.54,calculate the proportions of the isotope 65cu and 63cu
1. 4 answers
2. asked by etim sylvester
3. 3,215 views
True or false?tan x = tan(x-6pi)
1. 3 answers
2. asked by Jay
3. 3,191 views
A spring with an unstrained length of 0.074 m and a spring constant of 2.4 N/m hangs vertically downward from the ceiling. A
1. 1 answer
2. asked by frustrated
3. 3,148 views
a scale model of a car is 8 inches long. the actual car is 12 feet long. what is the scale of the model?
1. 3 answers
2. asked by corey
3. 3,117 views
The mass of a single barium atom is 2.28E-22 grams. How many barium atoms would there be in 182 milligrams of barium?
1. 1 answer
2. asked by Kim
3. 3,071 views
Two racing boats set out from the same dock and speed away at the same constant speed of 102 km/h for half an hour (0.500 h),
1. 1 answer
2. asked by Anonymous
3. 2,731 views
The velocity v of a freefalling skydiver is well modeled by the differential equationm*dv/dt=mg-kv^2 where m is the mass of the
1. 1 answer
2. asked by Erica
3. 2,722 views
A bicycle traveled 150 meters west from point A to point B. Then it took the same route and came back to point A. It took a
1. 2 answers
2. asked by frank
3. 2,713 views
Which of the following statements is not true about samples that can be treated as matched pairs data?I. Data collected on these
1. 2 answers
2. asked by Bob
3. 2,593 views
when silver nitrate reacts with hydrochloric acid, what type of reaction takes place?
1. 2 answers
2. asked by hazel
3. 2,553 views
Mary is buying several items that cost $128.25 total. She is using a store coupon for 35% off her purchases. She has to pay 4%
1. 4 answers
2. asked by Anonymous
3. 2,395 views
2. Which of the following is responsible for carrying nutrients to and waste from the body’s cells? (1 point)plasma red blood
1. 1 answer
2. asked by tesj
3. 2,302 views
A farmer needs to fence a rectangular piece of land.She wants the length of the field to be 55 feet longer than the width. If
1. 1 answer
2. asked by stephanie
3. 2,289 views
What is the angle of refraction of a light ray that enters the surface of a calm lake from air at an angle of 45o to the normal?
1. 5 answers
2. asked by confused
3. 2,283 views
Two tiny conducting spheres are identical and carry charges of -20.0 μC and +50.0 μC. They areseparated by a distance of 2.50
1. 1 answer
2. asked by frustrated
3. 1,994 views
5.What does Hebrew law required of believers?The Hebrews were to "worship God and live justly with one another", God required
1. 2 answers
2. asked by Victoria
3. 1,894 views
Given that∆Hº(Br(g)) = 111.9 kJ/mol ∆Hº(C(g)) = 716.7 kJ/mol ∆Hº(CBr4(g)) = 29.4 kJ/mol calculate the average molar
1. 1 answer
2. asked by Kristen
3. 1,832 views
2. Which of the following is responsible for carrying nutrients to and waste from the body’s cells? (1 point)plasma red blood
1. 4 answers
2. asked by tesj
3. 1,822 views
A water wave is generated in a ripple tank by an oscillator that vibrates 50 times in 30 seconds. A given trough of the wave
1. 2 answers
2. asked by confused
3. 1,759 views
Write an equation with a variable on both sides of the equal sign that has infinitely many solutions. Solve the equation and
1. 4 answers
2. asked by ?
3. 1,727 views
Solid sodium reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. How many molecules of hydrogen gas
1. 2 answers
2. asked by Lucy
3. 1,715 views
___NH3+___O2->N2+H2O (this is not balanced)how many moles of oxygen react with 0.23 moles of NH3? HOW many moles moles of N2
1. 1 answer
2. asked by tyneisha
3. 1,618 views
If triangle ABC is similar to triangle DEF and the scale factor is 1:2 correspondingly, what is the measure of angle D is the
1. 1 answer
2. asked by Lalala
3. 1,593 views
is eating an apple a physical change
1. 2 answers
2. asked by Anonymous
3. 1,530 views
1. Write the verb form for: yo/hacer.2. Write the verb form for: ellos/hacer. 3. Write the verb form for: nosotros/hacer. I'm
1. 15 answers
2. asked by Brendon
3. 1,486 views
You and a friend each drive 50 km to the same destination. You travel at 88.5 km/h and your friend at 94.5 km/h.How long will
1. 1 answer
2. asked by gera
3. 1,434 views
what is the purpose of using fraction strips and a 1 strip
1. 3 answers
2. asked by mm
3. 1,412 views
The area of certain rectangle is 288 yd. the perimeter is 68 yd. if you double the length and width, what will be the area and
1. 1 answer
2. asked by Jake
3. 1,400 views
Light from the sun reaches Earth in 8.3 min. How far is the Earth from the sun? Thevelocity of light is 3 × 108 m/s. Answer in
1. 1 answer
2. asked by gera-pleaseeeee
3. 1,381 views
Which of the following equations describes the condition for observing the fourth bright fringe in Young's double-slit
1. 1 answer
2. asked by confused
3. 1,380 views
What methods did the Assyrians use when they attacked enemy cities?The satrapies were linked by a 2,500-kilometer highway, the
1. 1 answer
2. asked by Unknown
3. 1,364 views
A baseball is thrown with an initial velocity of 37 m/s at an angle of 26 degrees above horizontal, from the top of the building
1. 1 answer
2. asked by A
3. 1,343 views
6. How did the Dust Bowl affect farmers?A.) Crop prices rose and farmers grew rich off of the profits. B.) The Dust Bowl was in
1. 6 answers
2. asked by Deborah
3. 1,343 views
Four resistors each of resistance 4 Ù are connected to form a square loop. What is the equivalent resistance between two points
1. 2 answers
2. asked by Physics fail
3. 1,330 views
The price was reduced from four thousand, four hundred ninety six dollars to one thousand, eight hundred ninety three dollars.
1. 1 answer
2. asked by marie
3. 1,313 views
Sue has 8 yards of twine she cuts the twine into equal pieces of 3/4 feet each how many pieces can he cut?
1. 1 answer
2. asked by Ron
3. 1,296 views
Modelling with sine/cosineA Ferris wheel has a diameter of 30m. The bottom of the wheel is 1.5m off the ground it takes 3.5min
1. 1 answer
2. asked by Shreya
3. 1,283 views
If sound is increased in intensity by a factor of 100,000, what is the change in decibels?I thought 50? other options are 5,
1. 3 answers
2. asked by Physics fail
3. 1,272 views
From 1990 to 2000, the number of thousand visits by people to Bryce Canyon National Park increased about 23.9 thousand visits
1. 1 answer
2. asked by Mom Needs Help
3. 1,259 views
Th thermosphere is 415km deep. What percent of the atmosphere made up by the thermosphere if the total atmosphere extends 500km.
1. 1 answer
2. asked by Mikayla
3. 1,248 views
what is theoffspring of a yellow seed and a green seeds genotype and phenotype?
1. 1 answer
2. asked by mary
3. 1,248 views
The purpose of IQ tests is toA) define cognitive style. B) describe preferred learning style. C) predict scholastic performance.
1. 1 answer
2. asked by Lor
3. 1,247 views
What is the value of the following future amount?a)RM800 to be received 10 years from now discounted back to present at 10%.
1. 0 answers
2. asked by Lily
3. 1,245 views
A one year subscription to the monthly magazines costs $15.60 the regular newstand price is $1.95 per issue. How much is saved
1. 1 answer
2. asked by marie
3. 1,224 views
Electric motors coming off two assembly lines are pooled for storage in a common stockroom, and the room contains an equal
1. 1 answer
2. asked by JORHO
3. 1,216 views
2. Which verb correctly completes the below sentence?The collection written by several of my favorite authors _____ research in
1. 5 answers
2. asked by Jman
3. 1,187 views
The displacement of a particle in centimeters is given by y=8 sin (2πft).If f=20 Hz, find the displacement and the velocity of
1. 1 answer
2. asked by TOm
3. 1,184 views
The rectangle was 21 inches long and 6 wide. What was the ratio of its length
1. 1 answer
2. asked by marie
3. 1,177 views
Could you please explain how to use a matrix (matrices) to solve a system of linear equations (two variables)? My book doesn't
1. 1 answer
2. asked by Caroline
3. 1,166 views
Laws of logarithmsevualuat using change of base rule log(√8)16 ^the square root 8 is supposed to be subscript. the answer i
1. 3 answers
2. asked by Shreya
3. 1,142 views
A stationary billiard ball, mass 0.17 kg, is struck by an identical ball moving at 4.8 m/s. After the collision, the second ball
1. 0 answers
2. asked by Anonymous
3. 1,129 views
What mass of AlCl3 can be formed from 5.000 mol NiCl2 and 2.000 mol Al?Al(s) + NiCl2(aq) → AlCl3(aq) + Ni(s) I balanced it to
1. 1 answer
2. asked by MewBanks
3. 1,126 views
(a) What is the continuous percent growth rate for P=130e^0.07t , with time, t , in years?(b) Write this function in the form
1. 1 answer
2. asked by molly
3. 1,122 views
In a lab experiment, the count of a bacteria doubles every hour.a)at 1pm, there was 23000 bacteria. How many bacteria will be
1. 1 answer
2. asked by A Canadian
3. 1,117 views
The temperature of the air outside on a cool morning is 11„aC.What isthis temperature on the Kelvin scale?
1. 2 answers
2. asked by mio
3. 1,113 views
Young, innovative, or high-tech firms often adopt the strategy of ignoring history or attempting to do something radically new.
1. 2 answers
2. asked by Mary
3. 1,112 views
Another sine/cosine question i don't getin vancouver on certain day, high tide is 20m at 2am, the next low tide is 8m at 6am,
1. 1 answer
2. asked by Shreya
3. 1,095 views
I need to solve latent heat. It gives me the number of ice cubes and the mass in grams (7550 grams). It wants to know how many
1. 1 answer
2. asked by Lori
3. 1,088 views
The price was reduced from four thousand, four hundred ninety six dollars to one thousand, eight hundred ninety three dollars.
1. 1 answer
2. asked by marie
3. 1,084 views
Brand x cost $1.56 for 12 ounces. Brand y cost 2 ¢ more per ounce. What is The cost of 15 ounce of brand y
1. 1 answer
2. asked by marie
3. 1,079 views
The performing arts theater has 24 rows of seats.There are 48 seats in each row.How many people can this theater seat?
1. 3 answers
2. asked by Lila
3. 1,048 views
How does current change for resistors in series? What is the equivalent resistance for resistors in series?
1. 1 answer
2. asked by Physics fail
3. 1,045 views
A warehouse is 120 feet tall and casts a shadow 288 feet long. At the same time, julie casts a shadow 12 feet long. how tall is
1. 2 answers
2. asked by lizz
3. 1,034 views
Write the fraction in the simplest form.12/56: 3/30: 5/25: 9/39: 6/54: 2/100: 8/18: THANKS
1. 1 answer
2. asked by jade
3. 1,021 views
The antonyms of ignore,optimistic,humility,indolent,boring,attack,normal,innocuous,preserve,commence
1. 1 answer
2. asked by chi
3. 1,020 views
An animal-rescue plane flying due east at 36.0 m/s drops a bale of hay from an altitude of h = 69.5 m, as shown below. If the
1. 1 answer
2. asked by Anonymous
3. 1,013 views
You hang mass m=0.22 kg on a spring with constant 12 N/m. You pull the mass down a distance of 0.04 m from its equilibrium
1. 2 answers
2. asked by Julia
3. 999 views
One of your friends who works at a local public TV station knows that you wish to break into event-floral designing. She
1. 2 answers
2. asked by Jamie
3. 988 views
The curtis car traveled an average of 21 miles per gallon of gas. At that rate, how far could the car travel on a full tank of
1. 1 answer
2. asked by marie
3. 983 views
How do i find the mass of an object if it took 270 J of work to move it 15 meters?
1. 1 answer
2. asked by Anonymous
3. 982 views
You have 60 red socks and 30 blue socks unpaired in a drawer. You can not see the socks, they are in a drawer and it is dark.
1. 1 answer
2. asked by Noah
3. 973 views
What is a good reference to use when estimating the mass of a small object?
1. 1 answer
2. asked by Jessica
3. 965 views
f(x,y) = 3x + 3yShow that for any epsilon in: |2x + 3y - 5| < epsilon There is a delta value: sqrt((x - 1)^2 + (y - 1)^2) <
1. 1 answer
2. asked by calculus
3. 960 views
Brittany throws a slingshot pellet directly at a target that is far enough away to take 0.190 s to reach. How far below the
1. 0 answers
2. asked by Jessica-- please help!
3. 950 views
$800 worth of tickets were sold.adult price is $6.children is $3 and seniors $2. 90 adult purchase ticket,60 children purchase
1. 0 answers
2. asked by sandy
3. 942 views
How do I go about solving this math problem. -172=-1-9p
1. 1 answer
2. asked by Robert
3. 941 views
Write a variable expression for each word phrase.1. two times the number of windows 2. 81 increased by n 3.eleven more than a
1. 10 answers
2. asked by john
3. 916 views
docs(DOT)google(DOT)com/file/d/0B3_sydO5xXRZOUpwTVZIbUdvNXM/editI have to write a childrens book(3rd-4th grader) for a history
1. 1 answer
2. asked by Daniel
3. 915 views
Jenna is going to paint one wall of her bedroom gray. She needs a gallon of paint. A gallon costs $17.00 and one quart of paint
1. 7 answers
2. asked by Anonymous
3. 900 views
you fill up 40 gallon pool putting in 2 gallons water every minute, if someone scoops out 1 gallon every 8 minutes, how long
1. 1 answer
2. asked by Lisa
3. 899 views
What's the tone of the poem Young by anne sexton
1. 1 answer
2. asked by Poppa
3. 898 views
What mass of solid magnesium hydroxide is needed to neutralixe .385 Liters of 2.5 M nitric acid?
1. 0 answers
2. asked by jessica
3. 889 views
Solve: 5 1/3-3 5/6
1. 1 answer
2. asked by marie
3. 886 views
What are some examples of related data that have 10-25 points each?
1. 0 answers
2. asked by t
3. 863 views
A rocket is shot upward from the ground with an initial velocity of 15.5 m/s. How high does the rocket travel?
1. 1 answer
2. asked by Missa
3. 862 views
Solving problems that involve logarithmsthe sound at a rock concert decreases by 10% for every 5m travvelled. how far does it
1. 4 answers
2. asked by Shreya
3. 851 views
Draw a structured flowchart and write pseudocode that describes the process of looking up a word in a dictionary.
1. 0 answers
2. asked by Jackson
3. 842 views

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