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Questions Asked on October 9, 2012

Two pole-vaulters just clear the bar at the same height. The first lands at a speed of 8.50 m/s, and the second lands at a speed
1. 3 answers
2. asked by Sam
3. 5,176 views
6.9*10^-13=((2x)^2/(1-x)(2-2x)^2 solve for x
1. 0 answers
2. asked by Allyx32
3. 225 views
sorry, having a brain malfunction but which is a function:"x is a student y" "x is the biological daughter of mother y"
1. 0 answers
2. asked by Katie
3. 668 views
Find all relative extrema of the function. (Enter NONE in any unused answer blanks.)f(x) = x4 – 8x3
1. 0 answers
2. asked by Anonymous
3. 998 views
(a) how long it took King Kong to fall straight down from the top of a 210 m high buildings (b) his velocity just before
1. 1 answer
2. asked by HELP! KRISTI
3. 555 views
suppose you have ABC with AB=5, BC=7, and CA=10, and also EFG with EF=900, FG=1260, and GE=18/00. are these triangles similar,
1. 0 answers
2. asked by randomchik
3. 458 views
a place kicker must kick a football from a point 32.0 m from the goal. As a resultof the kick, the ball must clear the crossbar,
1. 0 answers
2. asked by Olivia
3. 1,185 views
A circular lake is 30 miles across at its widest point. What is the area of the lake in acres? Round your answer to the nearest
1. 1 answer
2. asked by ari
3. 462 views
I have an assignment that says "Draw Marco Polo's Route through the silk road and i was hoping you could send me a link that
1. 1 answer
2. asked by unknown
3. 723 views
A biology quiz consists of 10 multiple -choice questions. 7 must be answered correctly to receive a passing grade. If each
1. 1 answer
2. asked by Toni
3. 731 views
Multiplying RabbitsSuppose that a pair of rabbits produces six offsrping: 3 males and 3 females. Assumes that no offspring die.
1. 1 answer
2. asked by NEED HELP
3. 756 views
A 10.0 ml diluted chloride sample required 44.89 ml of 0.01982 M AgNO3 to reach the Fajans end point. how many moles of Cl- ions
1. 1 answer
2. asked by lin
3. 702 views
From experience, the manager of Kramer's Book Mart knows that 30% of the people who are browsing in the store will make a
1. 0 answers
2. asked by Toni
3. 533 views
how important were federal policies for the expansion of the industrial economy between 1865 and 1900
1. 0 answers
2. asked by anna
3. 822 views
copper has 8.5 x 10^28 electrons per cubic meter. (a) how many electrons are there in 30 cm length a 12 gauge copper wire
1. 1 answer
2. asked by jewel
3. 848 views
JORGE DREW AN ARRAY WITH ONE COLUMN AND 2 ROWS. HOW MANY TILES ARE IN JORGE'S ARRAY?
1. 1 answer
2. asked by TANIA FARRINGTON
3. 1,167 views
A crate of mass 42 kg is pushed across a level floor by a person. If the person exerts a force of 20 N in the horizontal
1. 0 answers
2. asked by John
3. 525 views
A crate of mass 48 kg is pushed up a frictionless ramp by a person as shown in the figure below. Calculate the work done by the
1. 0 answers
2. asked by John
3. 545 views
Two railroad cars, each of mass 2.2 104 kg, are connected by a cable to each other, and the car in front is connected by a cable
1. 1 answer
2. asked by John
3. 511 views
how much heat is released when 42.3 grams of ammonia is produced?
1. 2 answers
2. asked by amber
3. 571 views
A rollercoaster reaches the top of the steepest hill with a speed of 6.0 km/h. It then descends the hill, which is at an average
1. 0 answers
2. asked by Liz
3. 667 views
A car is pushed along a long road that is straight, horizontal, and parallel to the x direction.a)The horizontal force on the
1. 0 answers
2. asked by John
3. 1,045 views
A sled is set in motion on a frozen lake.If friction and air resistance are neglible, how much force is required to keep the
1. 0 answers
2. asked by TS
3. 366 views
A horizontal force of 30 N pulls a block of mass 2.5 kg across a level floor. The coefficient of kinetic friction between the
1. 0 answers
2. asked by John
3. 595 views
Reach each sentence then underline the intransitive verb. If a sentence has no intransitive verb write none.1. Tell Rover to lie
1. 7 answers
2. asked by Jerald
3. 662 views
places that have the same or common characteristics are referred to as.
1. 1 answer
2. asked by emily
3. 395 views
I need help coming up with a thesis statement about how the most important transformation/change during the progressive era was
1. 1 answer
2. asked by Leslie
3. 340 views
Because/Even though children’s understanding of AIDS increases with age:A. AIDS education should not be attempted before
1. 2 answers
2. asked by clara
3. 787 views
Find an equation of the tangent line to the curve at the given point.y= (1+3x)^12 , (0,1) and find y' and y" y=cos(x^2) I got y'
1. 3 answers
2. asked by michelle
3. 1,300 views
Mg and O labhow will the relative number of moles of mg and o be affected if the following procedural errors are made?
1. 0 answers
2. asked by anne
3. 664 views
Betty Bodycheck (mB = 60.0 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 46.3 kg, vS = 28.0 km/h in
1. 1 answer
2. asked by Raven
3. 481 views
A sled loaded with bricks has a total mass of 18.0 kg and is pulled at constant speed by a rope inclined at 40.0o above the
1. 0 answers
2. asked by Anonymous
3. 1,078 views
Mg and O labhow will the relative number of moles of mg and o be affected if the following procedural errors are made?
1. 1 answer
2. asked by Anonymous
3. 3,119 views
Write the balanced chemical equation for the decomposition of sodium azide. If this is a redox reaction, show half reactions and
1. 1 answer
2. asked by Heather
3. 3,299 views
Identify, specifically, the ethical issue and the ethical problems it presents. Drawing on various sources, explain how one of
1. 3 answers
2. asked by Marie
3. 570 views
the half-life of cobalt-60 is 5.20 years.. how many milligrams of a 2.000-mg sample remains after 6.55 years
1. 1 answer
2. asked by joe
3. 2,810 views
1.If a ping pong ball falls from the top of a building that is 168 feet high, how many seconds will it take the ball to hit the
1. 96 answers
2. asked by Delilah
3. 12,141 views
A skier of mass 109 kg travels down a frictionless ski trail.a)If the top of the trail is a height 218 m above the bottom, what
1. 0 answers
2. asked by John
3. 598 views
A number has more tens than ones, but the digit in the tens place is less than 4 .the value of the ones is digit is less than 3
1. 0 answers
2. asked by Jessica
3. 1,131 views
A car accelerates uniformly in a straight line from rest at the rate of 3.2 m/s2.What is the speed of the car after it has
1. 0 answers
2. asked by Jordan Adams
3. 726 views
Consider a roller coaster that moves along the track shown in the figure below. Assume all friction is negligible and ignore the
1. 0 answers
2. asked by John
3. 696 views
on monday 1/5 of the students went on a field trip. on tuesday 5/8 of the students that didn't go on monday had the opportunity
1. 1 answer
2. asked by Nediljko Lisica
3. 498 views
1. Rebecka borrowed $500, $5,000, $3,500, and $2,000 from her dad on September 1 of each of four successive years for college
1. 1 answer
2. asked by kerry
3. 499 views
You drop the rubber ball from height h it bounces back to 60% of its original height. Write an equation you can use to find the
1. 8 answers
2. asked by Need Help
3. 4,208 views
-1 3/7* (-3 2/3)A. 3 2/7 B. -5 5/21 C. 11 D. 5 5/21 I got A , but then I tried figuring it out again and I think the denominator
1. 1 answer
2. asked by Brian
3. 249 views
a bond that has $1,000 par value (face value) and a contract or coupon interest rate of 11.5%. The bonds have a current market
1. 0 answers
2. asked by stephanie
3. 1,243 views
Read each sentence Then write each verb and label it transitive or intransitive1.Luis calls his grandmother every week calls-t
1. 1 answer
2. asked by Jerald
3. 431 views
I biked 3/8 the distance from my school to my home. If I have 10 miles to go, how many miles have I gone.My answer is, 24 miles,
1. 2 answers
2. asked by Americal
3. 427 views
a student determined the Ca^2+ ion content of a 100mL sample of calcium-fortified orange juice. After adding 2.0M HCl solution
1. 0 answers
2. asked by anne
3. 1,206 views
A 85.0 kg base runner begins his slide into second base when he is moving at a speed of 2.10 m/s. The coefficient of friction
1. 0 answers
2. asked by Anonymous
3. 426 views
The two angled ropes used to support the crate in Figure P5.7 can withstand a maximum tension of 1500 N before they break. What
1. 1 answer
2. asked by charlie
3. 985 views
A battery with EMF 6.0 Volts and internal resistance 0.1 ohmsis connected by a long wire to a resistor R = 8.0 ohms. The wire
1. 0 answers
2. asked by Anonymous
3. 808 views
write an equation in slope-intercept form for the line described.slope 3,y-intercept at -4
1. 1 answer
2. asked by tyneisha
3. 565 views
Ms. Kenny grew 3/5 as many zinnias as Mr. Hadam. If Ms. Kenny has 12 zinnias, how many zinnias do they have in all.I calculated
1. 2 answers
2. asked by Martha
3. 338 views
write an equation in slope-intercept form for the line described.perpendicular to y=one over two times a number minus
1. 0 answers
2. asked by tyneisha
3. 369 views
Find the slope of the graph of the function at the given value.h(z)=z^(2/7)-z^(5/8) when z=7
1. 1 answer
2. asked by Rudy
3. 342 views
I did a chem lab and have to figure out some stuff off of some data I found during the labWeight of empty crucible and cover:
1. 2 answers
2. asked by Aliya
3. 718 views
using approximation which is greater 31/130 or22/75
1. 1 answer
2. asked by lane
3. 468 views
Write an equation of the line that passes through the point (i) parallel to the given value, and (ii) perpendicular to the given
1. 1 answer
2. asked by Rudy
3. 539 views
The area of a circle is found with the formula A = pi r^2, where pi represents 3.14. If a tile artist is placing tiles in a
1. 16 answers
2. asked by Delilah
3. 2,419 views
4.Which statement is true? (1 point) Every real number is an integer. Every rational number is a real number. Every rational
1. 2 answers
2. asked by Delilah
3. 1,130 views
2.Joy knits a square blanket that has an area of 1,500 square inches. What is the approximate length of each side of the
1. 5 answers
2. asked by Delilah
3. 1,695 views
Transferrin (T) -Molar mass = 81000g/mol - carries 2 Fe3+ ions Deferrioxxamine B (DB) molar mass = 650g/mol - carries 1 Fe3+ at
1. 1 answer
2. asked by Mike
3. 777 views
What is a feature of the american political system not adopted from practice in england?
1. 1 answer
2. asked by Anonymous
3. 653 views
Luis calls his grandmother every week.Is this intransitive.
1. 1 answer
2. asked by Anonymous
3. 379 views
The volume of a sample of ideal gas at 25*C is 372ml. What will be the volume of the gas if it is heated at constant pressure to
1. 3 answers
2. asked by Josh
3. 2,492 views
Explain how modeling partial products can be used to find the products of greater numbers
1. 8 answers
2. asked by Rolo
3. 5,186 views
lim y->2 (sqrt(y+2)-2)/(y-2)
1. 1 answer
2. asked by rodrigo
3. 346 views
Exponential FunctionsThis is my equation that models the accumulated amount (A) at any time t. A = 1000(1+0.08/12)^t*12 ^ How do
1. 0 answers
2. asked by Shreya
3. 390 views
daredevil jumps 10m wide. he drives a car up a 11 degree incline. what was minimum speed to clear the 10m? acceleration is 9.81
1. 0 answers
2. asked by jenny
3. 503 views
I did a chem lab and have to figure out some stuff off of some data I found during the labWeight of empty crucible and cover:
1. 3 answers
2. asked by Aliya
3. 616 views
Raisel borrowed money from Irlene and agreed to pay back $400 today and $300 in 5 years. If Raisel has a lot of money available
1. 1 answer
2. asked by kerry
3. 530 views
Find the second derivative of the function.g(x)=x^6secx
1. 2 answers
2. asked by Rudy
3. 400 views
E(V) for half reaction 3N(-1/3) -> 3 N(0) + e-
1. 0 answers
2. asked by Heather
3. 275 views
Word box: barrage bigot designate diversity enigma gloat global illusion infuriate motivate pacifist queue restrict sage slake
1. 2 answers
2. asked by Jerald
3. 498 views
Okay so the acceleration g on this planet X is 15 m/s^2I have solved for all answers but this one. How long would it take the
1. 2 answers
2. asked by Herosugar
3. 425 views
lim y->2 (sqrt(y+2)-2)/(y-2)
1. 1 answer
2. asked by rodrigo
3. 346 views
ok this is the last question i need help on.Abigail just received an inheritance from her grandfather's estate. She will be
1. 1 answer
2. asked by kerry
3. 493 views
if it can be assumed that 39.5% of all telephone #'s are unlisted, and that all telephone #'s are independent,find the
1. 0 answers
2. asked by Rochelle
3. 414 views
Assume that the box contains balls numbered from 1 through 28, and that 3 are selected. A random variable X is defined as 1
1. 1 answer
2. asked by Sam
3. 1,011 views
when a car drives off a cliff why does it ratate forward as it falls?
1. 1 answer
2. asked by Anonymous
3. 633 views
Assume that the coin is weighted so that Pr[H] = [ 1/11], and that it is flipped 9 times. The random variable X is defined as
1. 0 answers
2. asked by Sam
3. 453 views
How would u solve this problem, one box holds 16 crayons. Another box holds 24 crayons. Write a sentence using words that
1. 1 answer
2. asked by Denise
3. 461 views
Benny plays two sports. He plays soccer for 3/4 of the time and plays baseball for 30 minutes. How many more minute does he play
1. 2 answers
2. asked by Americal
3. 570 views
Betty Bodycheck (mB = 60.3 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 44.5 kg, vS = 28.0 km/h in
1. 0 answers
2. asked by AP
3. 712 views
A uniform solid cylinder of mass M and radius R is at rest on a slab of mass m, which in turn rests on a horizontal,
1. 0 answers
2. asked by Amjad
3. 1,044 views
simplify the expression. Justify each step.(m+4.5)-0.5
1. 0 answers
2. asked by kevin
3. 367 views
Find the derivative of the function1)f(t)=tan(e^2t)+e^tan2t f'(t)= [im not quite sure with this. im assuming the implicit
1. 2 answers
2. asked by michelle
3. 1,654 views
I add 5 drops Potassium Iodide (KI) to 5 drops lead nitrate (PbNO3). The solution is centrifuged and the aqueous layer is
1. 1 answer
2. asked by Kay
3. 1,076 views
(from Arons) Cars A and B travel along the same straight track. Car A is located at position s= 0.20 m at clock reading t= 0.0
1. 0 answers
2. asked by veronics
3. 388 views
The sum of 16 reciprocals (1 over the number) is found to equal 4. What is the harmonic mean of the original (i.e.,
1. 1 answer
2. asked by Tanya
3. 385 views
How would you briefly describe what the lerary movement Romanticism valued?
1. 3 answers
2. asked by LEE
3. 1,125 views
How would you briefly describe Poe's requirement for the short story genre?
1. 1 answer
2. asked by LEE
3. 1,323 views
The mean of 40 scores is found to be -29. If each score had 5 added to it, and then divided by -4, what would the mean of these
1. 0 answers
2. asked by stacy
3. 900 views
Integrate the expression β = 1/V (δV / δT) at constant pressure, assuming that β is independent of temperature. By doing so,
1. 0 answers
2. asked by Sarah
3. 526 views
The mean of 40 scores is found to be -29. If each score had 5 added to it, and then divided by -4, what would the mean of these
1. 0 answers
2. asked by stacy
3. 335 views
The sum of 16 reciprocals (1 over the number) is found to equal 4. What is the harmonic mean of the original (i.e.,
1. 0 answers
2. asked by Tanya
3. 373 views
Upon decomposition, one sample of magnesium fluoride produced 1.65kg of magnesium and 2.58kg of fluorine. A second sample
1. 3 answers
2. asked by Eliza
3. 694 views
A candle is 17 in. tall after burning for 3 hours. After 5 hours, it is 15 in. tall. Write a linear equation to model the
1. 2 answers
2. asked by jake
3. 6,659 views
Assume that height is a function of age and that H=f(a) is the average height (in inches) for females in the US at age (a)
1. 1 answer
2. asked by Lauren
3. 539 views

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