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Published byVernon Mason Modified over 8 years ago
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Simplify
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Complex Numbers
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Complex Numbers Intro Definition of Pure Imaginary Numbers: For any positive real number, “b” Where i is the imaginary unit and bi, is called a pure imaginary number.
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Continued… i= i 2 =-1 i 3 =-i i 4 =1
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Definition Simplify 1.
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Simplifying Numbers Using i 2. -3i*8i
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Simplifying Imaginary Numbers 3. i 75
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Multiplying Complex Numbers 4. (5i)(-4i)
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5. (8 – 5i)(2 + 3i)
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6. (3 – 4i) 2
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Adding Complex Numbers 7. (5+7i)+(-2+6i)
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8.
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Finding Complex Solutions 9. Solve 4x 2 +100=0
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10. Solve 3x 2 + 300 = 0
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Homework: Pg. 278 2-52 even
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