The Casio 991ES calculator and matrices, complex numbers, differentiation, integration, sums of series | A minimum of blind calculation
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More Matrices and Complex Numbers: Problem Solving using the Casio fx-991ES PLUS Calculator by Allen Brown
I started practicing with the GATE calculator. How do I solve complex number problems as I am from electrical engineering and I have more of it? - Quora
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Matrices and Complex Numbers: Problem Solving using the Casio fx-991ES Calculator: Brown, Allen: 9780993591723: Amazon.com: Books
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