Recent content by blopblop

  1. B

    Inequality show that question involving two equations

    Hi, so here is my question that I am totally stumped on. for all real values of x and y, show that |x|+|y|≥ √(x^2+y^2 ) and find the real values of x and y in which equality holds. I sort of thought I could do the second part, but it confuses me with two pronumerals and how to get rid...