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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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The Casio 991ES calculator and matrices, complex numbers, differentiation, integration, sums of series | A minimum of blind calculation
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Complex Numbers | engineering, mathematics | fx-991EX can help you with engineering maths! Here's how you solve complex number. Click here to find out more >>>... | By CASIO Education Singapore | Facebook