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rosie
Questions and answers by visitors named
rosie
Questions (70)
a metal spoon is placed in one of two indentical cups of hot coffee. Which cup will be cooler after a few minutes?
6 answers
7,358 views
An initially stationary 15.0-kg crate of cheese wheels is pulled via a cable a distance d= 5.70m up a frictionless ramp to a
5 answers
5,145 views
explain how johnny learns? how can he be helped? how can he help others? from the play;outsiders chapter 5
2 answers
603 views
How does air within winter clothing keep you warm on cold winter days?
4 answers
692 views
the number of moles of oxygen gas needed to react with 4.0 moles mg is
4 answers
2,159 views
1% of my grade
82% 4% of my grade 76% 2% of my grade 100% 100% 100% 100% 100% 100% 100% 100% 82% could you please find my
6 answers
416 views
what question was resolved with the great compromise?
1 answer
501 views
A block slides down a frictionless ramp. If the ramp angle is 22 degrees and the length of it is 25m. find the speed of the
2 answers
1,049 views
Jason takes off across level water on his jet-powered skis. The combined mass of Jason and skis is 75 kg (the mass of the fuel
3 answers
875 views
A 59 kg diver stands at the end of a 32 kg springboard, the spring board is 3 m long. The board is attached to a hinge at the
3 answers
1,667 views
The point (-1, -1) is in quadrant IV.
How to determine if this is true or false?
4 answers
606 views
The fee per ton of pollution is given by A(x) = F(x)=x. Write a piecewise
de nition of A(x). What is the limit of A(x) as x
3 answers
603 views
A state charges polluters an annual fee of $20 per ton for each ton of pollutant
emitted into the atmosphere, up to a maximum of
4 answers
2,557 views
Sketch the graph of F(x).
4 answers
330 views
Given f(x) = x3, evaluate lim h->o f(a+h)-f(a)/h
3 answers
475 views
How do I prepare 2 L 0.1 M Hydrochloric acid from 6 M HCl ? Also how do I prepare .05 M NaOH solution from pellets? Thanks
1 answer
455 views
Compare and contrast the art and sculpture of Meso-America and Africa. In your discussion, include the purposes for this art and
4 answers
1,063 views
What are the distance and displacement of a race car that completes the Indy 500
3 answers
2,349 views
A 2000 kg car is moving with a velocity of 50 km/hr. What is its kinetic energy? If the car reduces its speed by half, by what
4 answers
2,543 views
help i need to know if this sentence is parallel Neither the searing pain in my toe nor the blinding rain in my face will keep
3 answers
502 views
A net force gives a 10th kg object an acceleration of 2.0m/s . If the same force were applied to a 20 kg object what would its
3 answers
426 views
a penny dropped from the Empire state building. how far does the penny drop in 6 seconds? how fast will it be moving after 10
3 answers
779 views
an investment of 3000 will pay a total of 600dllrs simple interest after 5yrs. what is its annual interest rate?
4 answers
408 views
a 5000 loan, taken now with a simple interest rate of 4% per year, will require a total repayment of 5400dllrs. After how many
4 answers
580 views
If I want my rent in 4yrs to be 900dllrs. The owner of the apartment building told me that the rent will increase 3% every year
3 answers
531 views
Four Coins are tossed.
Describe the sample space S, probability of getting more tails than heads and probability of getting at
1 answer
464 views
Let A and B be two events with P(A interception B)= 0.2, P(B) =0.15, and P(A U B)= 0.75. Find P(A)
1 answer
438 views
I P(B) = 0.4, find P(B')
1 answer
305 views
Consider D ={red, blue, green} and F = {ball, car} find DXF
1 answer
328 views
How many ordered lists are possible that contain five objects chosen from seven?
1 answer
378 views
Compute the indicated quantity
P(A probability B) = .1, P(B) = .5. Find P(A interception B).
2 answers
462 views
How many unordered sets are possible that contain four objects chosen from thirteen?
1 answer
374 views
If the events A and B are disjoint, A Intersection B =0, P(B) = 0.17 and P(A U B)=0.55. Find P(A)
2 answers
509 views
Four coins are tossed. What is the probability of getting more tails than heads and getting at least two heads?
2 answers
648 views
Calculate the relative frequency P(E) using the given information.
400 adults are polled and 320 of them support universal health
4 answers
3,328 views
Calculate the (modeled) probability P(E) using the given information, assuming that all outcomes are equally likely.
n(S) =8,
1 answer
877 views
What role does the lilac flower play in its natural ecosystem? What is its niche in the food web
Are there any ecological issues
5 answers
1,184 views
How should i start to write a victimology about dracula
6 answers
415 views
if dracula is sucking the blood of his vistcms, would it be called homicide or what??
7 answers
339 views
What are some behaviours of Dracula?
i have two so far: appears during the night leaves two punctures on his victims neck
6 answers
387 views
Behaviours of dracula
1 answer
391 views
factor the polynomial 3h^2+11h+6
2 answers
764 views
factor the polynomial 3x^2+3x-6
3 answers
378 views
what do the supplies tell you about johny
7 answers
379 views
can any one tell me about the command system of mongols?
1 answer
437 views
how did the mongols conquests promote cultural diffusion
2 answers
562 views
compare geography of japan and greece
2 answers
485 views
how geography affects the way of life in japan
2 answers
557 views
why did the mongol dynasty collapse
1 answer
454 views
describe the food people achievements inventions art and architecture of china under kublai khan
1 answer
458 views
how did cultural diffusion impact the development of japan
2 answers
558 views
social, political, and economic changes made under the tokugawa shogunate
2 answers
835 views
A Thai restaurant offers the curry special: curry vegetables with your choice of beef, chicken tofu or shrimp. Choose yellow
2 answers
574 views
find the smallest positive root of the equation f(x)=2sinx+x-2=0 using the false positive method.
2 answers
514 views
If 17.5 mL of 0.553 M KOH is needed to neutralize 25.0 mL of an HBr solution what is the molarity od HBr solution
2 answers
623 views
What caused the Roaring Twenties to come to a grinding halt? Analyze the events of the 1920s that contributed to the demise of
2 answers
592 views
Triangle ABC is given where m∠A=33°, a = 15 in., and the height, h, is 9 in. How many distinct triangles can be made with the
3 answers
4,579 views
Solve the equation 2cos(x)+1=0,0≤x≤2π0≤x≤2π. Show all of your work.
3 answers
1,171 views
what components in this painting creates an illusion of a line?
4 answers
944 views
Write an equation in standard form for the parabola that passes through the points: (-2, 64), (3, -16), (7, 28)
4 answers
1,587 views
The number of issues sold per month of a new magazine (in thousands) and its profit (in thousands of dollars) could be modeled
2 answers
568 views
So I have trouble writing understading how to write a good thesis statement or not knowing what or what I shouldn't put in the
3 answers
491 views
Give the function:
f (x)= -2x+4, 0 (greater or less than) x (greater or equal to) 8 -5x+11, x (less than or equal to) 8 (I have
3 answers
372 views
Write the equation for parbola in vertex form
Vertex: (-4,6); Point: (-2,-2)
4 answers
1,630 views
2H2 + O2 = 2H2O
how many moles of water are produced from 128g of O2
2 answers
466 views
The restaurant in the Space Needle in Seattle rotates at the rate of one revolution per hour.
(a) Through how many radians does
4 answers
1,456 views
Sam owns an acre of land on Red River. The government dams the river. A lake forms behind the dam, covering Sam's land. Does the
1 answer
301 views
Show that the curve:
y = 4e^x + 2x + 5x^3 has no tangent line with slope 1.
1 answer
165 views
Use a graph to give a rough estimate of the area of the region that lies beneath the given curve. Then find the exact area.
y =
5 answers
268 views
At what point on the curve
x = 3t^2 + 6, y = t^3 − 3 does the tangent line have slope 1/2? (x, y) =
4 answers
161 views
