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1 dzień temu · The exponential function is defined on the entire domain of the complex numbers.The definition of sine and cosine can be extended to all complex numbers via = = + These can be reversed to give Euler's formula = + = When plotted on the complex plane, the function for real values of traces out the unit circle in the complex plane.. When is a real number, sine and cosine ...
1 dzień temu · Money blog: The products you should never buy at full price. Welcome to the Money blog, your place for personal finance and consumer news and advice. Let us know your thoughts on any of the topics ...
