dy/dx = 2x at (a,a^2) , dy/dx = 2a equation of tangent: y - a^2 = 2a(x-a) at 2,1) 1 - a^2 = 2a(2-a) 1 - a^2 = 4a - 2a^2 a^2 - 4a + 1 = 0 let's complete the square: a^2 - 4a + 4 = -1 + 4 (a-2)^2 = 3 a-2 = ± √3 a = 2 ± √3 or let point of contact be...
Monday, December 9, 2013 at 4:28pm
physicS IMP PLS
Hi Anonymous, I tried that problem and was unsuccessful. My answer was 8 radians. I knew it was wrong. I put that off to the side. I am just trying to get a passing grade. Thanks for your help. If I learn any thing I will let you know. Also Thanks Greco and everyone who was ...
Monday, December 9, 2013 at 6:34am
5th grade math
Thanks Ms. Sue!
Sunday, December 8, 2013 at 10:14pm
What research situations have you chosen? IQ compared to GPA? (r = ?) IQ compared to letter grade in a particular course? (X^2 = ?) I'll leave the rationals up to you.
Sunday, December 8, 2013 at 4:33pm
Business Law 311
PLEASE someone check these for me, Thanks.. Delta Inc. offers to sell Omega Corp. a packaging machine. Omega responds Well take it but only if there is a six-month warranty. Which of the following is true? There is a contract, and Omega has a six-month ...
Sunday, December 8, 2013 at 9:46am
life science,history,6eography,and maths lit
you'll never get a job if you cant communicate in clear English. If that's the best you can do, your time in school has been wasted. Figure out what you like, find people who are good at it, and talk to them about what it takes to succeed in that field. One of the best...
Saturday, December 7, 2013 at 5:19am
5th grade science
Well, it is certainly not a property of electrons, protons, and neutrons - only electrons and protons, as neutrons have a neutral charge (so no charge whatsoever). Forgive me if I am incorrect here, but I do not believe that you can simply conduct 'current'. You can ...
Friday, December 6, 2013 at 5:43pm
5th grade science
As a follow-up to PsyDAG's answer, a non-metal is an element which, quite simply, is not a metal. These non-metals include Oxygen, Nitrogen, and Chlorine to name a few. Copper, however, is a metal, and therefore copper wire cannot be correct as the question asks for a non-...
Friday, December 6, 2013 at 5:42pm
7th grade mat
This answer is absolutely correct - well done!
Thursday, December 5, 2013 at 11:57pm
7th grade Social Studies Ms. Sue please!
1. organize information. 2. enough detail. 3. Earth's tilt and orbit 4. new landforms. 5. latitude. 6. polar. 7. birth rates and death rates. 8. They cannot find work. 9. subsistence farming. 10. city-state. 11. 1. organize information. 2. enough detail. 3. Earth's ...
Thursday, January 10, 2013 at 5:44pm
7th grade math Ms. Sue please
I have seen this before where is this from?
Friday, November 16, 2012 at 9:24pm
Tuesday, December 21, 2010 at 7:48pm
8th Grade Science
i need help with electron
Thursday, September 27, 2007 at 7:47pm