Thursday
May 23, 2013

# Posts by Sally

Total # Posts: 808

history
who came up with the idea of the school bus?

u.s history
who is the president of the united states?

1.2sinxtanx + tanx-2sinx-1=0 2.6tan^2x-4sin^2x=1 Both functions is for 0<x<2pi thank you!

Physics
A circular hatch in the hull of a submarine has a radius of 40.0 cm. The submarine is 850.0 m under water. If atmospheric pressure above the ocean is 1.01 x 105 Pa and the air pressure inside the submarine is 1.31x 105 Pa, what net force is exerted on the hatch? (ρsw = 10...

Math
Express 120:80 as a ratio. Express 60:560 as a fraction.

1) A lotery has 1,000,000 tickets and draws 100 tickets to award prizes. How many tickets would you expect to have to purchase before you would win a prize? 2) Lesley claims she can roll triples with three dice in fewer than 20 rolls. a)what is the expected number of rolls tha...

French
What are common types of music in Alsace? Do you know of any webstes with this info?

French
I am doing a report about Les Arts in the USA and in Alsace, France. Like music, painting, sculptures etc. Do you guys know of any website with information about the common types of paintings in Alsace or music played?? thanks

arithmetic
find the whole to 565 tires 12.4%what numbers of tires.

math
If rhys is late for his finite mathematics class, and the probability that he is on time is 3/4. however if he is on time, he is liable to be less concerned about punctuality for the next class and his probability being on time drops to 1/2. rhy is on time monday. find the pro...

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