Shym

Popular questions and responses by Shym
  1. Maths

    Hi, can someone give me the answer to this question: secA-tanA=1/4. Find cosA I got: CosA=4(1-sinA) Is my answer good? Now multply each side by (1+sinA) CosA(1+sinA)=4 cos^2 A CosA=1/4 (1+sinA) 16(1-sinA)=1+sinA 15=17SinA So you have sinA, now find Cos A

    asked on June 3, 2007
  2. English essay

    I have to write an essay on " Human beings have unlimited desires but limited resources.Is it possible to reconcile the two?" Can you help me plz. I have no idea what to write in the intro. Thx :-) Your title reminds me of the Band leader in the production

    asked on April 9, 2007
  3. Chemistry

    What are the conditions required for the following reactions to occur: 1. Addition reaction of alkenes with hydrogen halides. 2. Addition reaction of alkenes with halogens. 3. The dehydration of alcohols. Thanks.

    asked on June 7, 2007