solve: lx-3l - lx-1l << 2

I got x<<1 but i think its wrong.

THank u

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- March 11th 2009, 10:19 PMdifferentiatesolve: lx-3l - lx-1l << 2
solve: lx-3l - lx-1l << 2

I got x<<1 but i think its wrong.

THank u - March 12th 2009, 02:43 AMearboth
- March 12th 2009, 03:10 AMdifferentiate
oh no, that was the solution I wrote on my exam paper but then I changed it into x<<1!!!! OMG!!!!!!!!! I still had all real x values in pencil, but I don't think they will give me the mark :( ARGH!! THank you. I can't believe I got the answer and then rubbed it out. I am so stupid!