Sunday
August 31, 2014

Posts by AP


Total # Posts: 19

physics
A block of ice of mass m rests on the very top of a smooth metal hemishpere. The tiniest nudge sends it sliding down the side of the hemisphere. The acceleration of gravity is g and the radius of the hemisphere is R. At what angle, with respect to the vertical, does the block ...
February 6, 2013

University Physics
Betty Bodycheck (mB = 60.3 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 44.5 kg, vS = 28.0 km/h in the positive y-direction) are both racing to get to a hockey puck. Immediately after the collision, Betty is heading in a direction that is 76.0° ...
October 8, 2012

CALCULUS
For the sequence below, determine whether they converge or not, and find the limit when the sequence converges. an=4^n/n! an=nsin(1/n)
June 24, 2012

CALCULUS
Evaluate limit L'Hospitals Rule: lim x->0+ (x)^(pi/2)
June 24, 2012

probability
What is the probability of obtaining exactly two heads in three flips of a coin, given that at least one is a head?
November 27, 2011

Math
What is the probability of obtaining exactly two heads in three flips of a coin, given that at least one is a head?
November 27, 2011

ALGEBRA
The distance between (0, 0) and (0, 1) on a certain coordinate plane is 1cm. The distance between (0, 0) and (1, 0) on that same coordinate plane is 1cm. What is the distance between (0, 0) and (1, 1)? Explain your answer.
February 23, 2011

Algebra 1
REWARD!RECEIVE 10$ GIFT CARD FOR EVERY 50$SPENT 1)If your reward is $10, what do you know about the amount of your purchase? 2)Give three possible amounts if your reward is $20. 3) What should you do if your total purchase is $98? Explain your answer.
February 17, 2011

algrebra 1
The area of a rectangle is 128 in². If the length is twice the width, what is the length of the rectangle? A) 64 in. B) 16 in. C) 8 in. D) 4 in. The length of a swimming pool is 22 ft. The width is 40 ft. If the volume of the pool is 2,500 ft³, which equation below ...
February 3, 2011

algrebra 1
A 180 ft long board is cut into 3 pieces. The second piece of board is twice as long as the first. The third piece of board is six times as long as the first. What is the length of the first piece of the board A) 20 ft B) 40 ft C) 60 ft D) 120 ft
February 3, 2011

algrebra 1
A secretary at the police department makes $8 less per hour than the dispatcher. The combined hourly wage of the secretary and the dispatcher is $40. Which equation could be used to find the hourly wage of the dispatcher? A) 2x + 8 = 40 B) 2x − 8 = 40 C) 8 − 2x = ...
February 3, 2011

algebra 1
Marcos drove twice as far as Candice. Together, they drove 66 miles. Which equation can be used to find the number of miles Candice drove? A) 3x = 66 B) 2x+1/2x=66 C) 3x = 66 + x D) 3x=66-x
February 3, 2011

environment Science
Global perspectives on environmental health: Identify the 3 components of the environment,Briefly describ the major classess of pollutant in each category and their effect on health, Explain how sustainable development affects the environment.
January 31, 2010

health science
Describe one of the contemporary models of health from another country, and explain its strengths and weaknesses?
January 23, 2010

Physics
these answers are not correct
November 8, 2009

Physics
Piano tuners tune pianos by listening to the beats between the harmonics of two different strings. When properly tuned, the note A should have the frequency 440 Hz} and the note E should be at 659 Hz}. The tuner can determine this by listening to the beats between the third ...
November 8, 2009

Physic
what is the speed of the sound
November 8, 2009

Physic
there are 6 nodes in the diagram
November 7, 2009

Physics
A whistle you use to call your hunting dog has a frequency of 24 kHz, but your dog is ignoring it. You suspect the whistle may not be working, but you can't hear sounds above 23 kHz. To test it, you ask a friend to blow the whistle, then you hop on your bicycle. At what ...
November 7, 2009

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