Math
Diver A is lowered 28 feet below the surface of the ocean. She swims down another 6 feet. What integer expresses her position compared to the ocean's surface?
Calculus
Find the curve's unit tangent vector. Also, find the length of the indicated portion of the curve. r(t) = (t)i + (2/3)t^(3/2)k, 0 less than or equal to t less than or equal to 8
math
how do you simplify 29 over 9
Algebra
I am in 5th grade and we are to find out who invented the order of operation. I understand how to use it and found web sites, but I am unable to locate who invented it.
English
What about this Science is great fun you get to use chemicals but safety is first is this better?
English
Had to write a haiku related to science, is this ok? Chemicals make boom Chemicals should not be ate It makes good science Thank you!
English
I have to write a Haiku related to science, not sure what I need to do. Please help.
math
are the prime factors 2,2,3?
math
what are the prime factors of 12?
Chem
In photosynthesis, plants form glucose and oxygen from carbon dioxide and water. 6CO_2+6H_2O --> C_6H_12_O_6+6O_2 a) Calculate deltaH rxn at 15 degree C b) Calculate deltaS rxn at 15 c) Calculate deltaG rxn at 15 thanks!
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