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Laura

Questions (719)

Solve the equation: 125^r=5
1. 1 answer
2. 377 views
What is the inverse equation of f(x)=(x+2)/(x-1)?
1. 1 answer
2. 313 views
Draw a setup containing 3 gears. For every turn of the input gear, you need the output gear to spin 9 times. The drawing doesn't
1. 0 answers
2. 595 views
A 80 kg object slides at a 20 degree plane downward at 5m/s. An object 2 collides with object 1 by falling from 7 meter height
1. 0 answers
2. 471 views
how do I find the fluid force of a vertical semicircle that has been divided into three equal sectors of 60 degrees each. I know
1. 0 answers
2. 507 views
You are riding a 30 pound bicycle and you weigh 150 pounds. You are travelling at 20 miles per hour and fail to notice the 30
1. 1 answer
2. 451 views
Your teacher bumps into you in the hallway and knocks you down. After he apologizes, he asks you to figure out how fast he was
1. 0 answers
2. 423 views
A 200 pound go-kart with a speed of 20 miles/hour collides with a 2nd go-kart (that was at rest) and causes it to move at a
1. 0 answers
2. 375 views
A 10 pound bowling ball with a speed of 2.0 meters/second hits a 6 pound bowling ball. If the 10 pound bowling ball stops after
1. 1 answer
2. 528 views
A 200 man is running 3 miles per hour and collides with a 125 pound man. If the larger man transfers all of his momentum to the
1. 0 answers
2. 956 views
What is the speed (in m/s) of an object that has a mass of 2.5 kilogram and a momentum of 1,000 kg m/s?
1. 0 answers
2. 368 views
If a bowling ball is rolling at a speed of 1.5 meters/second and has a momentum of 10.0 kg m/s, what is the mass of the ball in
1. 0 answers
2. 485 views
Which has more momentum: a 45 gram golf ball travelling at 180 miles per hour or a 430 gram soccer ball travelling at 20 miles
1. 1 answer
2. 463 views
What is the momentum of a 100 kilogram football player moving with a speed of 3.5 meters/second. The units should be written as
1. 1 answer
2. 1,088 views
If you were in a car traveling 50 miles/hours, how many miles could you travel if you continued for 15 hours without stopping?
1. 3 answers
2. 437 views
If you were in a car travelling at 50 miles/hour, how many hours would it take to get to Miami, FL from Evansville, IN? Assume
1. 2 answers
2. 477 views
If the elevator were falling on the moon 9800 meters/second^2, what would the force be? (hint: you will need to look up the
1. 1 answer
2. 505 views
The Lamborghini Diablo sports car can accelerate from 0 kilometers/hour to 99.2 kilometers/hour in 4.0 seconds. What is the
1. 2 answers
2. 712 views
A car is accelerated at a rate of 2.5 meters/second^2. If the starting speed is 5.0 meters/second, how many seconds will it take
1. 2 answers
2. 458 views
A parachute on a dragster racing-car opens and changes the speed of a car from 85 meters/second to 45 meters/second. Of this car
1. 2 answers
2. 893 views
A boat, having an initial velocity of 6.6m/s east undergoes an average acceleration of 2.2 m/s squared south for 2.5 s.
1. 1 answer
2. 664 views
A particle moving uniformly along the x axisis located at 17.9 m at 1.45 s and at 3.9 m at 2.7 s. Find its displacement during
1. 1 answer
2. 826 views
Calculus. Mary designed a new viewing window consisting of a rectangle and a semi circle for a fresh water aquarium. The window
1. 0 answers
2. 560 views
Calculus 2. Tom and Mike have a bet as to who will do the most work today. Mike has to compress a coil 200 feet. It takes Mike
1. 0 answers
2. 448 views
Calculus work problem. John bought the following corner lot. Two sides are bounded by 2 roads the back is bounded by a stream
1. 1 answer
2. 514 views
A person climbs from a Paris metro station to the street level by walking up a stalled escalator in 96.5 s. It takes 60.0 s to
1. 1 answer
2. 1,793 views
A ball is thrown from a point 1.38 m above the ground. The initial velocity is 19.9 m/s at an angle of 33.8° above the
1. 1 answer
2. 497 views
pH of:2.50mL of 0.100M nitric acid added to 30mL of 0.200M potassium hydroxide Please show me working out :)
1. 0 answers
2. 368 views
What is the square root of -25?Can you please write out the steps of finding it?
1. 1 answer
2. 345 views
how many "particles in solution" will form from each sucrose (C12H22O11) molecule added to water? Explain.I don't understand
1. 3 answers
2. 9,441 views
x/2 + 11 = -25x/4 - 5 + 13
1. 1 answer
2. 257 views
28a^11b^7 divided by 4a^3b^2
1. 0 answers
2. 342 views
I am writing an essay about James Baldwin's Go Tell It on the Mountain, but the essay prompt asks me to disagree or agree with
1. 1 answer
2. 1,060 views
My son is in Kindergarten and I have no idea about the "Counters" in the question:1st) Cover the teddy bears in the top row with
1. 6 answers
2. 1,295 views
-2(t-7)-(t+8)=8
1. 1 answer
2. 264 views
You invent a new system to make excellent racing tires for the Indianapolis 500/ Your tires are good for an average of 105
1. 3 answers
2. 533 views
My professor never teach us this kind of question before. I don't know why she put this question as a homework since she doesn't
1. 2 answers
2. 808 views
This question I really don't get it. I tried tried tried to figure out how to start solve the problem but still couldn't figure
1. 5 answers
2. 2,120 views
According to the doctrine of supply , the amount________ will increase as the _________decreases. I'm stuck on this question. I
1. 1 answer
2. 435 views
The region in the first quadrant enclosed by the coordinates axes, the line x=pi, and the curve y= cos(cosx) is rotated about
1. 2 answers
2. 2,125 views
The average value of a continuous function f(x) on the closed interval [3,7] is 12. Whats the value of ∫ from [3,7] f(x) dx?
1. 1 answer
2. 3,903 views
In a ____________, consumers ultimately decide what should be produced
1. 2 answers
2. 391 views
I need to state the period and 2 consecutive asymptotes on the graph for the following questions.1: y = -3 tan pi*x period: pi
1. 2 answers
2. 1,039 views
The point, in on the terminal side of an angle in standard position find the exact value of the six trigonometric functions of
1. 1 answer
2. 990 views
Your health care organization has called upon you to lead a work team to identify service-quality problems within the
1. 4 answers
2. 703 views
If the grades on a police entrance exam are normally distributed with a mean of 100 and a standard deviation of 15, what
1. 1 answer
2. 630 views
write an equation of a cosine function with Amplitude=1/2, Period=6pi, and Phase Shift=pi/3?
1. 0 answers
2. 563 views
Two numbers have a product of 3 1/5 and a sum of 3 3/5. One of the numbers is a whole number. Find the numbers.
1. 1 answer
2. 527 views
I did a back titration with an unknown carbonate and using the average % carbonate (by mass) which I found to be 27.40% and
1. 3 answers
2. 1,458 views
The drawing shows two fully charged capacitors (C1 = 7 µF, q1 = 4 µC; C2 = 16 µF, q2 = 4 µC). The switch is closed, and
1. 3 answers
2. 983 views
Assuming that it takes 0.10 s for the driver to react before applying the brakes, what is the stopping distance (the distance
1. 3 answers
2. 1,226 views
Explain how you would prepare this solution from powdered reagents and whatever glassware you needed:3.0 L of 1.3 M NaOH
1. 1 answer
2. 438 views
Explain how you would prepare this solution from powdered reagents and whatever glassware you needed:3.0 L of 1.3 M NaOH
1. 1 answer
2. 420 views
Explain how you would prepare this solution from powdered reagents and whatever glassware you needed:3.0 L of 1.3 M NaOH
1. 1 answer
2. 461 views
Explain how you would prepare this solution from powdered reagents and whatever glassware you needed:3.0 L of 1.3 M NaOH
1. 1 answer
2. 444 views
You have a fair die. The die has a 2 on two sides, a 4 on two sides and a 6 on two sides. Note: the only possible outcomes for
1. 1 answer
2. 877 views
A bucket has 3 blacks and 7 red balls.(a) What is the probability of drawing a black fall on the first draw? (my answer - 3/10 x
1. 1 answer
2. 1,758 views
I need to compare and contrast quality management at two organizations in the same industry. One organization must compete in
1. 3 answers
2. 578 views
if (0,-7) lies on the terminal side of angle theta in standard position, find each value sec(theta) , cot(theta) and sin(theta)
1. 1 answer
2. 1,082 views
A student wants to buy 3 CDs, but assume that there are 6 CDs featuring the piano,4 CDs featuring the trumpet, and 7 CDs
1. 3 answers
2. 1,341 views
If the first World Series occurred in 1903 and the Yankees have played in 36 Series as of 2006, what percent of the Series have
1. 0 answers
2. 475 views
If the first World Series occurred in 1903 and the Yankees have played in 36 Series as of 2006, what percent of the Series have
1. 2 answers
2. 1,155 views
One day is 86,400 seconds. Express this number in scientific notation and estimate how far the sun's light travels i a day.
1. 4 answers
2. 5,952 views
A coin was flipped 60 times and came up heads 38 times.(a) At the .10 level of significance, is the coin biased toward heads?
1. 0 answers
2. 616 views
Apply the rule (1.5x,1.5y)to the verticies of triangl ABC (0,2)=A (6,2)=B (4,4)=C to get triangle PQR
1. 4 answers
2. 1,246 views
14.4. Estimate low and high find productX6.2 ______
1. 1 answer
2. 412 views
Can you give me a 6th grade sentence using the word calico,and a sentence using the word bravado please! ! !
1. 1 answer
2. 895 views
A famous detective was called in to solve a baffling murder mystery. He determined there was only one cause of death along with
1. 0 answers
2. 615 views
what is the torque generated to hold a 60N dumbell at 90 degrees? The dumbell is 0.6m from the shoulder, the centre of the mass
1. 0 answers
2. 416 views
A wrench falls out of the gondola of a balloon that is 520 m above the ocean.Assuming negligible air resistance, what was the
1. 2 answers
2. 630 views
3/4 of a number is 1/2. Find the number in the lowest terms... please show work I am confused
1. 3 answers
2. 487 views
Please help....struggling with word problems and please explain how to get the answer....Max has a collection of 210 coins
1. 1 answer
2. 782 views
A ball rolls off a table moving 3.6m/s in the horizontal direction. The table is 1.2 meters high. Find the amount of time needed
1. 1 answer
2. 996 views
Can someone give me an example of due diligence in human resources
1. 1 answer
2. 385 views
Jack is decorating for a party. He has 125 feet of paper streamers to use over 3 doorways. He will use the same amount for each
1. 2 answers
2. 380 views
if one mole of gas occupies 22.4L at STP what is the volume at 25 degress C. and 3.05 atmosphere?
1. 1 answer
2. 462 views
A truck is stopped at a stoplight. When the light turns green, the truck accelerates at 2.5 m/s squared. At the same instant, a
1. 2 answers
2. 7,900 views
I am having trouble balancing the following equation using the Ion-Electron Method.Se(solid) + HNO3(aqueous) ----> SeO2(solid) +
1. 1 answer
2. 666 views
Two trains face each other on adjacent tracks. They are initially at rest, and their front ends are 50 m apart. The train on the
1. 1 answer
2. 1,970 views
A bus accelerates at 1.4 m/s2 from rest for 10 s. It then travels at constant speed for 26 s, after which it slows to a stop
1. 1 answer
2. 2,468 views
How does technology improve our ability as health care organizations to market ourselves in our communities
1. 0 answers
2. 380 views
x^3+216
1. 1 answer
2. 335 views
What was the most important foreign policy goal of the United States between 1945 and 1990?
1. 1 answer
2. 525 views
Why did some senators oppose the participation of the U.S. in the League of Nations following World War I?
1. 1 answer
2. 685 views
Why did imperialism become popular again during the last quarter of the 19th century?
1. 1 answer
2. 583 views
a) Use the standard reduction potentials table to balance the following redox equation:H2O2 + I + H = H2O + I2 b) Balance the
1. 6 answers
2. 1,167 views
This question is really making me upset i just can't get the answer right. i've tried so many times.If someone could help it
1. 3 answers
2. 670 views
Although not considered high in reliability or validity, this type of psychological assessment, if used correctly and by
1. 5 answers
2. 607 views
i have another one i can't get the write answer for...Calculate the pH of the colution that results when 27.38 mL of 0.15 M
1. 1 answer
2. 436 views
Just keep getting different answers when i review this, i can't seem to get the correct one.Calculate [H3O] and [OH] for a
1. 1 answer
2. 372 views
A pen placed 13.0 cm from a concave spherical mirror produces a real image 13.5 cm from the mirror.a) What is the focal length
1. 0 answers
2. 725 views
With an average acceleration of −2.2 m/s^2,how long will it take a cyclist to bring a bicycle with an initial speed of 14.5
1. 1 answer
2. 3,070 views
i have another one i can't get the write answer for...Calculate the pH of the colution that results when 27.38 mL of 0.15 M
1. 0 answers
2. 400 views
Just keep getting different answers when i review this, i can't seem to get the correct one.Calculate [H3O] and [OH] for a
1. 0 answers
2. 353 views
Identify leaders of the Civil Rights and Black Power movements and their contributions to their respective causes.
1. 0 answers
2. 455 views
This is the questions I have trouble with :Set up (do not evaluate) the integral that gives the surface area of the surface
1. 3 answers
2. 524 views
Teeth and bones are composed, to a first approximation, of calcium phosphate, Ca3(PO4)2(s). The Ksp for this salt is 1.3 10-32
1. 1 answer
2. 1,093 views
Magnesium fluoride dissolves in water to the extent of 8.0 10-2 g/L at 25°C. Calculate the solubility of MgF2(s) in moles per
1. 1 answer
2. 922 views
A man jogs along at 1.2 m/s. His dog, playing 36 m behind him, waits for 5 s, then takes off after him at 3.1 m/s.How far apart
1. 1 answer
2. 534 views
A man jogs along at 1.2 m/s. His dog, playing 36 m behind him, waits for 5 s, then takes off after him at 3.1 m/s.How far apart
1. 2 answers
2. 1,250 views

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