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- Grade Range
- 4th
- Rating
Students perform mathematical operations on complex numbers. After a lecture/demo, students utilize a worksheet imbedded in this plan to gain practice performing operations on complex numbers. Full Review »
- Grade Range
- 11th
- Rating
Students examine graphs of quadratic equations to determine if the solutions are real or complex numbers. They solve quadratics using graphs, factoring and by the quadratic formula. Full Review »
- Grade Range
- 12th
- Rating
Students explore the concept of a mathematical proof. The lesson states the difficulty they have understanding concrete information. Students use complex numbers to identify different properties related to them. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students perform basic operations on complex numbers. They create a "reference sheet" containing the basic operations of complex number. Using a reproducible , they review expressions by playing a game of BINGO. Full Review »
- Grade Range
- 10th - 12th
- Rating
Students observe a PowerPoint presentation concerning classifying complex number which describes the definition of a complex number then presents examples of strictly complex number, strictly real numbers and strickly imaginary numbers. They are to pick the appropriate set by clicking on it, selecting again if the answer is wrong or going to the next question if the answer is correct. Full Review »
- Grade Range
- 5th
- Rating
Students use formulas for calculating areas of squares and rectangles to find area of complex figure, compare their own ideas with their classmates' ideas, and recognize that there are multiple methods for finding area of complex figure. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students apply operations with complex numbers to electrical circuit problems. They use electrical current equations and graphing calculators to solve electrical engineering problems. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students apply operations with complex numbers to electrical circuit problems, real-world situations, utilizing TI-83 Graphing Calculators. They perform basic operations of addition, subtraction, division and multiplication with complex numbers to assimilate particular formulas. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students plot complex numbers in the polar plane. They convert complex numbers in polar form to rectangular form. Students plot coordinates in the polar plane. They plot complex numbers in the complex plane. Students are asked to list what they believe are the five most famous numbers in mathematics. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students explore a few powers of complex numbers numerically and decide if there is a pattern and use parametric equations to represent a complex number graphically. They use De Moivre's theorem to represent the roots of the complex number graphically. Finally, students write the real and imaginary parts of the complex number. Full Review »
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