Daryl

Most popular questions and responses by Daryl
  1. physics

    Four charges are placed at the four corners of a square of side 15 cm.The charges on the upper left and right corners are +3 uC and -6 uC respectively. The charges on the lower left and right corners are -2.4uC and-9 uC respectively. The net force on -6uC

    asked on April 25, 2013
  2. Physics-science

    A football player weighing 75 kg running at 2 m/s toward west tackles a 70 kg player running 1.5 m/s in the opposite direction. What is the decrease in kinetic energy during the collision?

    asked on December 7, 2012
  3. math

    a pizza has a circumference of 47.1in. what is the radius

    asked on March 10, 2012
  4. Physics

    Help please, Four charges are placed at the four corners of a square of side 15 cm.The charges on the upper left and right corners are +3 uC and -6 uC respectively. The charges on the lower left and right corners are -2.4uC and-9 uC respectively. The net

    asked on April 27, 2013
  5. math

    explain how to find ans. a clock has a circumference of 166cm. what is the diameter

    asked on March 10, 2012
  6. Physics -parachute

    A man is descending in a parachute of total mass 125 kg with a constant velocity. What is the air resistance the parachutist experiences in N?

    asked on December 1, 2012
  7. calc

    Assume that a rectangle with sides x and y is expanding with time. Let y = 2x and x(t)=2t+5. What is the rate of change of the area when t=2?

    asked on December 19, 2012
  8. 3rd grade

    Explain how you can use a hundred chart to subtract 12 from 46.

    asked on September 23, 2009
  9. Grenada

    John has a 25-gallon fish tank. John filled his tank today with 23-gallons of water. The water evaporates at a rate of 1.5 gallons per week. John adds 2 gallons to the tank every other week. At what following time will the tank contain 16.5 gallons?

    asked on January 13, 2013
  10. Physics-rain velocity to bike

    Rain falls vertically downward with a velocity of 2.4m/s. A boy moves at a speed of of 6m/s east in a bicycle with an umbrella. What is the velocity of the rain with the respect to the boy. What angle from horizontal should he hold his umbrella?

    asked on November 30, 2012
  11. algebra

    Which of the following are examples of inferential statistics? Check all that apply. A.Finding the average (mean) of a set of numbers B.Testing every lightbulb produced by a company to confirm that each one works C.Testing random samples of lightbulbs

    asked on April 17, 2012
  12. Calc-extrema

    Find all relative extrema in the function h(x)=cos(2pix/3) on the interval [0,2]

    asked on December 9, 2012
  13. physics

    A car accelerates uniformly from rest to a speed of 50.9 km/h (14.1 m/s) in 8 s. Find the distance the car travels during this time.

    asked on August 29, 2017
  14. calc

    What function should be used to maximize the volume of an open box that has a surface area of 24 and has a square bottom. x is the bottom and h is the height.

    asked on December 19, 2012
  15. Physics-bullet travel distance

    A bullet is fired at 45 degrees with respect to horizontal with a velocity of 50 m/s. How long is the bullet in the air? What is the range?

    asked on December 3, 2012
  16. calc

    find f(X)=(sin x)*1/2

    asked on December 19, 2012
  17. Calc-optimization

    Ann wants to build an enclosed area behind her house. One wall of the enclosed area will be the back of the house. She needs the total to be 120 sq feet. She wants to minimize the cost of fence materials. For the sides (W) fence materials cost $3/ft, for

    asked on December 18, 2012
  18. Calc-optimization

    Given y=(x)^1/2, find the closest point to (3/2,0)

    asked on December 15, 2012
  19. physics

    A car accelerates from rest at -2.10 m/s2. a. What is the velocity at the end of 4.0 s? b. What is the displacement after 4.0 s?

    asked on August 29, 2017
  20. Algebra

    Let F(x)=-2x-1 and g(x)=x^2-5 Find (f(g(6)) Thank you

    asked on September 7, 2016
  21. physics

    If the sound waves detected by the dector is the same as the frequency of the source, what can we conclude about the motion of the source and detector?

    asked on April 7, 2013
  22. calc -rates

    assume a circle is expanding with time where r= t+3. What is the formula for rate of change of an area of the circle with reswpect to time?

    asked on December 19, 2012
  23. CALC-LIMITS

    F(X)= x-2/(x^2-4) is continuous at x=1 and why as limits approach from 1+ and 1-

    asked on December 19, 2012
  24. Calc and Physics

    Damon and Reiny. Thanks for your quick and thorough responses.

    asked on December 16, 2012
  25. Calc-extrema

    Find all relative and maximum extrema in ht efunction k(x)=(x^2-4)^-2 on the interval [-3,3].

    asked on December 14, 2012
  26. calc-tangent line

    find the equation to the line tangent to y=(x+3)^(1/3) at x=-3.

    asked on December 9, 2012
  27. math

    you have two bikes that have same reaction times,one runs a 6.o with 140 60 foot the other runs 5.9 with 150 60 foot.who wins?

    asked on January 30, 2012
  1. Math

    @damon, do youu know algebraic process of it?

    posted on November 18, 2018
  2. physics

    Thank you!

    posted on August 29, 2017
  3. trigonometry

    tnx bro!

    posted on July 10, 2015
  4. question

    2555

    posted on July 29, 2014
  5. economics

    If trade occurs between Francia and Galacia, which nation should export what product? Why?

    posted on September 23, 2013
  6. us history

    someone forgot to do homework?

    posted on December 31, 2007