'Pure imaginary number' diaporamas de présentation

9.3 Complex Numbers; The Complex Plane; Polar Form of Complex Numbers

9.3 Complex Numbers; The Complex Plane; Polar Form of Complex Numbers. In a complex number. a is the real part and bi is the imaginary part. When b=0, the complex number is a real number. When a ?0 , and b ?0, as in 5+8i, the complex number is an imaginary number.

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Lesson 4-1

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A Recap/Introduction to Functions, Equations, Inequalities, and Notation

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Aim: What are imaginary and complex numbers?

Aim: What are imaginary and complex numbers?. Graph it. Solve for x : x 2 + 1 = 0. Do Now:. ?. What number when multiplied by itself gives us a negative one?. parabola does not intersect x -axis - NO REAL ROOTS. No such real number. then. is a. non-real or

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Aim: What are imaginary and complex numbers?

Aim: What are imaginary and complex numbers?. Graph it. Solve for x : x 2 + 1 = 0. Do Now:. ?. What number when multiplied by itself gives us a negative one?. parabola does not intersect x -axis - NO REAL ROOTS. No such real number. then. is a. non-real or

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Perform Operations with Complex Numbers

Perform Operations with Complex Numbers. Section 8.7 MATH 116 - 460 Mr. Keltner. Complex Numbers. Taking the square root of a negative number was a problem for many years. Leonhard Euler (pronounced OILER), defined the imaginary unit , i , such that: It follows, then, that:.

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Complex Numbers

Complex Numbers. Definition. A complex number z is a number of the form where x is the real part and y the imaginary part, written as x = Re z , y = Im z. i is called the imaginary unit

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