# Cesar

Most popular questions and responses by Cesar
1. ## Calculus

Suppose that p(x) is the density function for heights of American men, in inches, and suppose that p(69)=0.22. Think carefully about what the meaning of this mathematical statement is. (a) Approximately what percent of American men are between 68.7 and

2. ## Calculus

Suppose that p(x) is the density function for heights of American men, in inches, and suppose that p(69)=0.22. Think carefully about what the meaning of this mathematical statement is. (a) Approximately what percent of American men are between 68.7 and

3. ## Grammar

Two households, both alike in dignity. what is the prologue's first prepositional phrase?

4. ## Math

when linda and martin work together painting one room, they can complete the work in 5 hours. when linda works alone it takes her 7 hours to paint the same room. how long would it take marvin to paint the room alone?

5. ## Physics

A girl throws a ball vertically upwards at 10m/s from the roof of a building 20m high. How long will it take the ball to reach the ground? What will its speed be when it strikes the ground?

6. ## Physics

Blocks of mass 4, 8, and 24 kg are lined up from left to right in that order on a frictionless surface so each block is touching the next one. A rightward-pointing force of magnitude 15 N is applied to the left-most block. a.)What is the magnitude of the

7. ## Math

A pet store installs a new aquarium in your teacher's classroom. What is the volume of the aquarium? Sides: √3 ft, √6 ft, √5 ft

8. ## math

you spin two spinners, each of which is divided into five congruent sections numbered 1 to 5. list all possible outcomes. then find the probability of getting the same number on both spins

9. ## chemistry

What is the total concentration of cations in a solution made by combining 700.0 mL of 3.0 M (NH4)3PO4 with 300.0 mL of 2.0 M Na2SO4? numbers next to compounds are subscripts

10. ## math

A quilt is made of 24 equal squares. It measures 3'/ 4.5' rectangle. What is the dimension of 1 square?

11. ## Calculus

Sorry for posting another quesiton..; f(x) = { -7x^2 + 7x for x0 According to the definition of derivative, to compute f'(0), we need to compute the left-hand limit lim x-> 0− = _____ and the right-hand limit lim x->0+ ______ We conclude that f'(0)=

12. ## Physics

A boy on a 2.4 kg skateboard initially at rest tosses a(n) 8.2 kg jug of water in the forward direction. If the jug has a speed of 3.0 m/s relative to the ground and the boy and skateboard move in the opposite direction at 0.57 m/s, ﬁnd the boy’s mass.

Unlike a ship, an airplane does not use its rudder to turn. It turns by banking its wings: The lift force , perpendicular to the wings, has horizontal component, which provides the centripetal acceleration for the turn, and a vertical component, which

14. ## chemistry

why do you think the statue of liberty was made of copper instead of zinc

15. ## HP

Which of the following translations corresponds to the matrix ?

16. ## american literature

Can anyone check my research paper and tell me what i did worng and how i can improve it?

17. ## Social Studies

In the Fall of Rome, what were the results of the movement of different Germanic tribes on the trade and political systems of the Roman Empire?

18. ## C++

hi i need some help on my final it says create an application that allows the user to enter a customer's account number. The application should lookup name and balance based on the account number according to the following list: (NOTE: you will be given a

1. Identify the publisher and the number of pages for Ellison's 2002 edition of Invisible Man.

20. ## 4 th grade Math

Of the first graders who were asked, 1/6 like math best, 2/3 like reading best, and 12 like science best. How many first graders were asked their favorite subject? Into how many equal parts should the picture be divided?

22. ## Physics

A total 3.09e6 electrons are placed on an initially uncharged wire of length 1.36 m What is the magnitude of the electric filed a perpendicular distance of 0.417m away from the midpoint wire? I used E=k|Q|/(x(x^2+L^2/4)^1/2) and I got 9.37e16 N/C which is

what kind of electron determines if a compound is covalent or ionic?

24. ## Us History

How did the action of Daniel Shays and his followers relate to the economic problem of the Confederation period?What was the significance of the movement he led?

25. ## programming

hi i need some help on my final it says create an application that allows the user to enter a customer's account number. The application should lookup name and balance based on the account number according to the following list: (NOTE: you will be given a

26. ## Physics

How many calories will take to convert 5 grams of 90C degree water to 0 C degree?

27. ## Texas History

Relations were usually peaceful between the Spanish and the French because they reconized a common boundary. Explain the need for a commonly reconized boundary cultures in confict today.

28. ## Us History

Why did the British decide to launch a campaign against the southern colonies in 1778?What advantages and disvantages did each side have in this region?

29. ## US History

What innovations allowed the Europeans to sustain much greater population densities on the land? How did European farming practices change the landscape of the Chesapeake and New England?

30. ## US History

How did the Native Americans respond to the expansion of English settlement in each area?

31. ## American History

How did the colonial view of the nature of the British Empire differ from the view by George III and his supporters?

32. ## american history

How did the colonial view of the nature of the British Empire differ from the view by George III and his supporters?

33. ## geometry

AB=9a BC=12a AC=42 I don't understand how to work this out if I don't have say 3y+1.

34. ## Algebra

Do the equations x = 4y + 1 and x = 4y – 1 have the same solution?

35. ## Calculus

Find dy/dx in terms of x and y if (x−a)^9+y^9=a^9. Assume that a is a constant

36. ## Calculus

Find dy/dx in terms of x and y if (x−a)^9+y^9=a^9. Assume that a is a constant.

37. ## Calculus

Identify any x-values at which the absolute value function f(x) = 6 |x + 7|, is not continuous: x = _____ not differentiable: x = _____

38. ## English

i need a sentences. one with a pronoun then conjuction, pronoun, helping verb, verb, prep, pronoun.

39. ## english

now i need a sentence that goes in this exact order, adverb, verb, pronoun, adverb.

40. ## Texas History

How did Native Americans' way of life at the missions differ from thier traditional way of life?

41. ## Texas History

Why did Spanish missionaries continue their work in East Texas and on the Plains when many people there resented them?

42. ## Us History

The Lousiana Purchase removed a major point of contention between the United States and a European power but left many others. Which areas of possible conflict remained, and what were the sources of these potential conflicts?

43. ## Us History

What decisions by the leaders of both the American and British military forces proved crucial to the American victory in the Revolution? Why were these decisions so important?

44. ## Us History

Why were the early settlements in the Caribbean considered more important than those on the mainland of North America?

45. ## American History

Why was the Tea Act seen by many Americans as a threat to themselves and their institutions?

46. ## American History

What was the "political outlook" that gained a following in America and ultimately served to justify revolt?

1. ## Math

This did not help me at all this web is trash and I’m going to find a new when 😤

posted on April 2, 2019
2. ## science

parent generation is the generation of being a dad or mom and generation that comes before and after it is history

posted on March 6, 2017
3. ## algebra

((3)/(x+3)/((x)/(x-2)

posted on February 7, 2017
4. ## math

Three Fractions Equal To 39/13

posted on September 13, 2016
5. ## math

-8--2

posted on August 15, 2016
6. ## Finance and literacy

\$2164

posted on June 21, 2016
7. ## Shakespear

romero offers

posted on March 20, 2016
8. ## alegebra

no because three can not be divided by 2 because its not a factor of three.

posted on February 24, 2016
9. ## math

posted on September 27, 2015
10. ## Chemistry

29.75

posted on November 20, 2014
11. ## english

B.Figure of speech

posted on December 2, 2013
12. ## calculus

At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 15 knots and ship B is sailing north at 21 knots. How fast (in knots) is the distance between the ships changing at 3 PM? (Note: 1 knot is a speed of 1 nautical mile per

posted on October 10, 2013
13. ## Biology

can you show the diagram if th pedegree of the fipnob family

posted on March 12, 2013
14. ## Math: Functions

But with units.. how would it be?? cause it remarks be sure to include units! pleasee

posted on February 17, 2013
15. ## health

is it d

posted on September 21, 2012
16. ## Health

i got c is that right

posted on September 20, 2012
17. ## Social studies

substitution

posted on May 26, 2012

for KE since you already have all the numbers... KE1 + KE2 = (.5*I1*W1^2) + (.5*I2*W2^2)

posted on April 25, 2012
19. ## math-algebra

the answer is B. when you multiply you get (225/6840) simplifing this and you will get 5/152.

posted on February 24, 2012
20. ## Calculus

On b, it was If P(69)=0.5

posted on October 27, 2011

I think I got it... 32.0 degrees?

posted on April 7, 2011
22. ## english

passive voice

posted on March 4, 2011
23. ## Calculus

I have no idea why that's not the answer.....

posted on February 23, 2011
24. ## Calculus

I already tried 7 for the first two... but the web ways that the answer is incorrect...

posted on February 23, 2011
25. ## Calculus

Thanks

posted on February 23, 2011
26. ## math

45

posted on February 15, 2011
27. ## english

is that the sentence or am i suppose to try?

posted on March 15, 2010
28. ## english

you can oly use 4 words.

posted on March 15, 2010
29. ## English

i need a sentence with al that

posted on March 15, 2010