Popular questions and responses by hhfo
  1. Math

    A certain mass is supported by a spring so that it is at rest 0.5 m above a table top. The lowest position of the mass is 0.1 m, and the highest position is 0.9 m. The mass is pulled down 0.4 m at time =0, creating a periodic up and down motion. It takes

    asked on July 27, 2011
  2. Math

    Trigonometry Identities problem: Prove the following; (tan^2x)(cos^2x) = (sec^2x - 1)(1-sin^4x) รท (1+sin^2x)

    asked on July 26, 2011
  1. Math

    Okay I was confused about what to do with the power of 4.. Thank You!!

    posted on July 26, 2011