# Questions Asked onJuly 17, 2011

1. ## phy

A major-league catcher gloves a 92 mi/h pitch and brings it to rest in 0.15 m. 1-If the force exerted by the catcher is 803 N, what is the mass of the ball?

2. ## geometry

If a translation maps point (3, 2) to (4, 5); or T: (3, 2) (4, 5), then what is the image of the point (0, 0)?

3. ## math

A transformation T : (x, y) (x + 3, y + 1). The image of B(4, 1) is

4. ## math

A transformation T: (x, y) (x + 3, y + 1). For the ordered pair (4, 3), enter its preimage point.

5. ## Physics

How much force does an 88 kg astronaut exert on his chair while sitting at rest on the launch pad? Answer: 860N Now the question: How much force does the astronaut exert on his chair while accelerating straight up at 14 m/s^2? What do you do first, how do

6. ## scholarship essay

This is for a scholarship the topic is "Why do you deserve to win this scholarship?" I am hoping that someone can proofread this and also give any tips for improvement. In addition, the essay has to be under 250 words. I believe that I deserve this

7. ## physics

Find the magnitude and direction of the net electrostatic force exerted on the point charge q3 in the figure below, where q = +2.5 μC and d = 28 cm. The picture is of a square. q1=+q, q2=-2q, q3=-3q, q4=-4

8. ## geometry

A transformation T: (x, y) (x - 5, y + 3). The image of A(2, -1) is

9. ## Operation Management

Analysis of the output of a process has suggested that the variability is nonrandom on several occasions recently. However, each time an investigation has not revealed any assignable causes. What are some of the possible explanations for not finding any

10. ## math

Suburban Population. The following charts show the populations for two suburbs from 1980 to 1990, where x = 0 correspond to 1980, x = 2 correspond to 1982, and so on. Year x Suburb 1 y Year x Suburb 2 y 0 12,690 0 23,112 2 12,071 2 23,893 4 13,463 4 24,674

11. ## Math

Write the statement in symbolic form. Let p: The tent is pitched q: The bonfire is burning The bonfire is not burning if and only is the tent is pitched.

13. ## english

what would be a great topic for an argumentive essay

14. ## Geometry

Triangles ABF and EDG are congruent. Triangles ABF and GCF are equilateral. AG = 24 and CG = 1/5 AB. What is the total distance from A to B to C to D to E?? Please I don't understand this

15. ## Geometry

Triangles ABF and EDG are congruent. Triangles ABF and GCF are equilateral. AG = 24 and CG = 1/5 AB. What is the total distance from A to B to C to D to E?? Please I don't understand this

16. ## physics

Find the magnitude and direction of the net electrostatic force exerted on the point charge q3 in the figure below, where q = +2.5 μC and d = 28 cm. The picture is of a square. q1=+q, q2=-2q, q3=-3q, q4=-4

17. ## Physics

A baseball is tossed at a steep angle into the air and makes a smooth parabolic path. Its time in the air is t and it reaches a maximum height h. Assume that air resistance is negligible. a. Show that the height reached by the ball is gt^2/8. b. If the

18. ## Math

Determine the EXACT values of each of the following: a) sin 240° b) cos 135°

19. ## math

An artifact was found and tested for its carbon-14 content. If 88% of the original carbon-14 was still present, what is its probable age (to the nearest 100 years)? Use that carbon-14 has a half-life of 5,730 years.

20. ## Math

Solve for all possible values of x where O°≤x360°. sin x=2/3. I do not understand these types of questions please answer in as much detail as you can so I can do them myself.

21. ## Physics

A 2000 {\rm kg} car traveling at a speed of 13 {\rm m/s} skids to a halt on wet concrete where mu_k = 0.50. How long are the skid marks? I tried doing this many times and each answer is wrong. Can someone help?

22. ## physics

A loudspeaker of mass 24.0 {\rm kg} is suspended a distance of h = 2.20 {\rm m} below the ceiling by two cables that make equal angles with the ceiling. Each cable has a length of l = 3.30 {\rm m}. What is the tension T in each of the cables? Use 9.80 {\rm

23. ## math

Given p is true, q is false, and r is trus, find the truth value of the statement (~p^q)~r. Show step by step work.

24. ## Physics

An antenna loosens and becomes detached from a satellite in circular orbit around the earth. Describe the antenna's subsequent motion. If it will land on earth, describe where: if not, describe hw it would be made to land on earth.

25. ## Math

Construct a truth table for the statement. (p ↔ q) → p

26. ## trig

Find the exact value of the trigonometic function at the given real number of cot(5pi/3)

27. ## Chemistry

4Al + 3O2 = 2Al2O3. If 41.5 g aluminum and 69.0 g oxygen undergo a reaction that has a 67.0% yield, What mass of aluminum oxide forms. Please help by showing steps to find answers. Thanks

28. ## Physics

A rock thrown from a bridge hits the water below at a horizontal distance x directly below the throwing point. The rock travels a smooth parabolic path in time t. a. Show that the virtical distance of the bridge above water is 1/2gt^2. b. What is the

29. ## Chemistry

No its not a typo but I did put the wrong activation energy. Its suppose to be a certain reaction has an activation energy of 37.70kj/mol. At what kelvin temperature will the reaction proceed 3.00 times then it did at 303k? I was working the problem and

30. ## physics

A piece of metal has a density of 0.20g/cm^3.what is the volume in cm^3 of a 1g sample of a substance?

31. ## geometry

the bases of two triangles are the same length. The altitude of the first triangle is 5 cm and the area of the second triangle is 3 times the area of the first. what is the altitude of the second triangle?

32. ## Programing

apparently I was skipped by accident 13.2 A quadratic Julia set has the form z(n+1)=z(n)^2+c The special case where c=-.123+.745i is called Douday's rabbit fractal. Follow example 13.1, and create an image using this value of c. For the Madelbrot image, we

104. ## managerial economics

Discuss the statistical significance of the parameter estimates aˆ, bˆ, cˆ, and dˆ using the p-values. Are the signs of bˆ, cˆ and dˆ consistent with the theory of demand?

105. ## Physics

Two blocks are stacked one on top of the other. The coefficient of friction between the two blocks is 0.20, and the coefficient of friction between the bottom block and the floor is 0.10. What is the max force you can apple to the bottom block such that

106. ## math

Here are my attempts. Let me know if they are correct please> :) Thanks Question (Find quotient): 9a^2-25b^2/3a-5b My answer: 3a+5b Find Quotient: y^4+3y-5/y^2+7 My answer: y^4+3y-15/y^2+7 y^2+3y+8 Find Quotient: This one i am confused on the ^the power

107. ## Accounting

purchased dental equipment at 15,000 and invested cash of 500,000

108. ## math

The half-life of 234U, uranium-234, is 2.52 multiplied by 105 yr. If 97.7% of the uranium in the original sample is present, what length of time (to the nearest thousand years) has elapsed?

109. ## Economics

What is the effect on the price of hotdogs and the quantity of hotdogs sold if: a.) The price of a hamburger rises? b.) The price of a hotdog bun rises? c.) The supply of hotdog sausages increases? d.) Consumers' incomes increase if hotdogs are a normal

110. ## math

(4y^3 − 5)^2 [4.6] Multiply.. Thanks :)

111. ## Chemistry

How many grams of Ba(OH)2 must be added to 2.37L of water to make a saturated solution? I got 2.03 grams. Is this correct?

112. ## chemistry

After you preform your experiment, you determine that the Kf value for naphthalene is 6.9 . You are using 10g of naphthalene and added 1.0 g of your unknown. The the freezing point of the solvent decreased by 4.42 when the unknown was added. Knowing this