This is for all those who need some online Expert calculator all the time.
Google have an inbuilt calculator which you can use by typing in search result like 5909+2323
But when it comes to perform some more complex calculation we need something better then this.
Web2.0calc is one such online web program which gives you the functionality of all the calculation including trigonometric calculations.
Apart from a normal veriosn they have an expert version which you can access by visiting this link: Web2.0cacl expert
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