What kind of written work in mathematics? For me it sounds just like taking out the brain, sorry))). Mathematics - these are numbers and numbers, aren't they?) Calculations are different, equations. Is that, perhaps, you were entrusted to write an essay on some of the topics, I think correctly? In general, there is no need to worry about this - there are services where you can order writing of this kind of work, for example, here is a good site
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