# Gerald

Most popular questions and responses by Gerald
1. ## Precalc 2

At a state fair truck pull, two pickup trucks are attached to the back end of a monster truck as illustrated in the figure. One of the pickups pulls with a force of 1600 pounds and the other pulls with a force of 3200 pounds with an angle of 45° between

2. ## Math

What is four times the difference between 57 and 29

3. ## calculus

1. Which of the following expressions is the definition of the derivative of f(x) = cos(x) at the point (2, cos(2))? 2. Find the derivative of f(x) = |x + 2| at the point (1, 3) 3. Find f '(x) for f(x) = -2x3 + 3x2 - x + 15. 4. Find all values of x on the

4. ## Math -- Calculus

Hours of Daylight as a Function of Latitude Let S (x) be the number of sunlight hours on a cloudless June 21, as a function of latitude, x, measured in degrees. (a) What is S (0)? (b) Let x0 be the latitude of the Arctic Circle (x0 ≈ 66◦ 30′ ). In

5. ## calculus

At noon, Ship A is 100 km west of ship B. Ship A travels south at 35 km/h. Ship B travels North at 25 km/h. At 4 pm, how fast the distance between them change?

6. ## history

scientific invention that revolutionised food preservation during the 19th century

7. ## chem.

How much heat (in Joules) is gained by the water where a chemical reaction takes place in 100 mL aqueous solution and has a temperature increase of 12C?

8. ## GLBT Studies

What are some arguments that can be used against a religious racist who argues gay people should have no rights?

9. ## math

What is the minimum number of identical square tiles required to completly tile a rectangle having dimensions of 3 3/5 units by 4 1/5?

10. ## CHEMISTRY

1.Chemistry Question: A 0.1 M solution of acetic acid is titrated with 0.05M solution of NaOH. What is the pH when 60% of the acid has been neutralized? The equilibrium constant (Ka) for acetic acid is 1.8x10^-5 2. Chemistry question: On average, how far

11. ## English

What literary device does the following sentence use? "a world ruled by judging eyes"

12. ## Chemistry

What is the boiling point of ethanol when the atmospheric pressure is 60kPa?

13. ## TR Roosevelt Relations

Hi, Can any one tell me the relations between TR Roosevelt and Tadasu Hayashi? Were there any tensions between these too? Thank you for using the Jiskha Homework Help Forum. Here are some sites for you: http://www.portsmouthpeacetreaty.com/biblio3.cfm

14. ## drinking water treatment

What is the saturation concentration of oxygen for this water( atmospheric pressure)

15. ## writing

What does voice refer to in a sentence? What does tense refer to?

16. ## math

Write a two-column proof. If FG ⊥ IJ and IG ≅ JG, then FI ≅ FJ

1.Following is the projected net income stream associated with the use of Zartek technology. (Note: this net income stream does not take into account that Zartek’s owners invested \$2,000 to develop Zartek in Year 0.) Globus Maximus Enterprises would like

18. ## Foreign Languages- Spanish

Hi, How would you say, "We should acknowledge the many achievements that women have brought to the table today." I need to include an idiomatic expression. Thanks so much! Thank you for using the Jiskha Homework Help Forum. "To bring to the table" is an

19. ## Physics

As the passenger cars are launched from rest at the start, they are accelerated uniformly to a speed of 57 m's (128 mph) in just 3.5 s.

20. ## calculus

5. Find the equation of the tangent line to the graph of f(a) = -sec(a) at the point (0, -1) 6. Differentiate y = sin(x)tan(x). 7. Find f '(x) for f(x) = sin(x)cot(x). 8. Find the derivative of the function f(x) = cos^2(x) + tan^2(x) 9. Find f '(x) for

21. ## Science

What is the boiling point of ethanol when the atmospheric pressure is 60kPa? I decided to repost this ? under Science instead of Chemistry. Thanks.

22. ## MATH

1. Let triangle ABC be a triangle such that angle ACB is 135 degrees. Prove that AB^2 = AC^2 + BC^2 - (Root 2) x AC x BC 2. Simplify: 2/1! - 3/2! + 4/3! - 5/4! + ..... + 2010/2009! - 2011/2010! Where k! is the multiplication of all numbers up to k (e.g. 5!

23. ## Algebra

How to write -3x + 4y = 11 as a function of x add 3x to each side, then divide by four. y= 3/4 x + 11/4 (Remember this is an "and" statement) or in function notation, y(x)= 3/4 x + 11/4

24. ## Populists

Are the populists liberal, reactionary or radical? Are there any websites that can view the different perspectives on populists during the late 1800's? -thanks The term liberal, reactionary, and radical are not very useful for describing views.

25. ## Math

Find twice the sum of 18 and 56

26. ## algerbra

Find the distance between points P(3,-6) and Q(6,4). Round to the nearest tenth.

27. ## algebra

The area of a rectangle is 44yds squared, and the length of the rectangle is 3yds less than twice the width. what is the length and width

28. ## Multivariable Calculus

I was asked to state as a product of speed and unit vector a mass traveling at 1000ft/sec along the vector . I know that v/|v| gives me the unit vector, which is (1/2i, sqrt(3)/2j). Do I keep the speed as given?

29. ## Algebra II

Simplify (n^2+3)(n^2-5n+6)

I trying to help my son answer this question. 1/4y for y = 16

31. ## Math

George can spend \$34.80 for his dinner. He wants to tip the waiter 20% of the cost of his meal. How much money does he spend on the tip? Translate the question into an equation. Do not solve.

32. ## AP US History

How did the war of Spanish succession affect Spain and her colonies? thx Here are many websites with interesting information about this particular war and its results: http://www.google.com/search?hl=en&q=spanish+war+succession+results ... especially ~~>

33. ## Science-Physics: Space Station

Hello, I am having trouble with this physics problem. Any suggestions with this? Sketch and calculate a spacestation that would meet the requirement of having a 2m tall person experience a 10 % difference in centripetal acceleration between bottom of feet

34. ## literature

After sneaking in the abode, had he met this influential figure, he would cut his carpus. Who was he?

35. ## computer science

write a program using pseudocode that give out the students grade after inputting his marks A*>=90 A>=80 B>=70 C>=60 D>=40 E>=30 U

36. ## math

if i deposit inr 1000 monthly for 35 years what will be the amount after 35 years ?

37. ## math

handi divided a board that is 52 inches long into two equal pieces.to find the length of each piece,she used the division expreesion 52 divided by two

38. ## math

Find the equation of the line tangent to f(x)=3x^2-2x-1 at the point where x=2

39. ## Math formula

If I had a metal circle and the circumference of that measured 6.750 inches long, how long would 38 degrees of that circle be in inches.

what is 3 1/4 plus [3 1/4 plus 5 1/5]

41. ## Physics

An electron is a subatomic particle (m = 9.11 *10^-31 kg) that is subject to electric forces. An electron moving in the +x direction accelerates from an initial velocity of +5.31 * 10^5 m/s to a final velocity of +2.21 * 10^6 m/s while traveling a distance

42. ## health care

which of the following methodologies determine payment before services are received a. fee-for-service payment system or b. capitation system

1. ## Math

112

posted on September 13, 2017
2. ## Physics

value up to but not quite 1.00.

posted on August 26, 2017
3. ## Math

1/35 There are 3C2 ways in getting both toy cars, and our sample space is 15C2. Thus, the probability becomes: 3C2/15C2 = 1/35

posted on April 22, 2017
4. ## Art.

LAMP is correct

posted on April 4, 2017
5. ## English

drunk

posted on December 20, 2016
6. ## Grammar

action verb

posted on December 18, 2016
7. ## english

English

posted on December 16, 2016
8. ## Socials

Education affects population growth in that if people are not educated,such as the doctors who help in birth deaths would now and then hence lowering population.

posted on December 13, 2016
9. ## English

Canand lost the game against England at 2 to3. Canand won the game against England at three to two. Canand lost the game against England at 2-2.

posted on December 13, 2016
10. ## English

It took 5 days for him to read the book.

posted on December 13, 2016
11. ## English

yes

posted on December 13, 2016
12. ## English

I have only one pack of of wet tissue. should be i have one packet of tissue. spelling mistake.

posted on December 13, 2016
13. ## San

denser the rain forest becomes

posted on December 13, 2016
14. ## English 3

He becomes hopeful

posted on December 13, 2016
15. ## Calculus

the velocity of a car (measured in ft/sec) "t" seconds. after starting from rest and moving in a straight line is given by f(t)=2t (0

posted on March 10, 2015
16. ## Precalc 2

Thank you for helping me set this up Reiny.

posted on November 23, 2014
17. ## GLBT Studies

I want to change schools but my parents won't let me.

posted on October 4, 2014
18. ## GLBT Studies

I go to a Christian school and the priest calls me a sodomite :(

posted on October 3, 2014
19. ## GLBT Studies

Yes. Some scholars actually think Jesus was a gay man :)

posted on October 3, 2014
20. ## HEALTH

The muscles of the upper extremity include those that attach the scapula to the ... The muscles that move the forearm are located along the humerus, which ... so there for b is not right c is the right one

posted on March 16, 2014
21. ## health

IT IS HAVE A BACK UP PLAN I JUST READ IT IN MY BOOK

posted on March 12, 2014
22. ## health

HAVE A BACK UP PLAN

posted on March 12, 2014
23. ## Chemistry

where did 0.03moles come from

posted on October 6, 2013
24. ## Math

9.353

posted on April 22, 2013
25. ## Multivariable Calculus

Most probably I misunderstood the question and quite frankly I thought this might be the answer, but in the answer box it did ask for the unit vector and the speed, which confused me. (This is a problem that I have already answered rightly or wrongly).

posted on September 4, 2012
26. ## math

12 bags

posted on September 15, 2011