Frequent Questions about our Solver

The problem

Answer provided by our tutors

When typing the imaginary unit 'i' you need to use the virtual keyboard:

For more information on how to enter expressions and equation, please check the Help section located here.

Also, you need to select 'Calculate using: real (decimal) numbers' in 'Options', and 'Apply':

Now, back to your question:

Click here to see the solution.

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