Wednesday
December 11, 2013

# Posts by BT

Total # Posts: 15

trig
Given the polar coordinates of a point, how do I find the rectangular coordinates? (2, 3pi/4) (-4, 7pi/6) (2/3, -2pi/3) Given the rectangular coordinates of a point, how do I find the polar coordinates? (4, 0) (3, 4) (2, -2)

trig
I don't understand the question... (This homework question was removed due to a copyright claim submitted by k12.com.)

chemistry
A 0.500 L solution of 7.50 M hydrochloric acid is used to neutralize a 250.0 g sample of calcium hydroxide. Calcium chloride – a chemical used to control highway dust, strengthen concrete mixes, and add flavor to foods – is produced by the reaction. 2 HCl + Ca(OH)2 &...

Physics
A turtle is moving with a constant acceleration along a straight ditch. He starts his stopwatch as he passes a fence post and notes that it takes him 10s to reach a pine tree 10 m farther along the ditch., As he passes the pine tree, his speed is 1.2m/s. How far was he from th...

science
induced emf in secondary= (number of turns in secondary/ number of turns in promary)* applied emf in primary. this can be changes to solve for applied emf in primary instead.

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