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We were given an interesting question the other day a^3+b^3+c^3+d^3=100^100 Find a, b, c and d. I have wrestled a bit with it and have only managed to come up with something really general like d=-(a^3+b^3+c^3-10^200)^1/3. This may be a famous question and may already have been...

People say you need to get a feel for scetching y=x f(x). I was just wondering if you guys would be so kind as to helping me on my way. A step by step guide or just a tip would be much appreciated. Thanx in Advance