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Published byXzavier Tibbs Modified over 9 years ago
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3-9 Imaginary Numbers Objective: Classify numbers into sets. Combine like terms with radicals. Introduce and learn to use and simplify and solve equations using imaginary numbers.
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CComplex RReal Q or IIrrational QRational ZIntegers W Whole NNatural
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Combining Like Terms with Radicals
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Definition of i
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Simplify r1 r2 r3 r0
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Simplify r1 r2 r3 r0
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is imaginary using
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Simplify
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Any number in the form of a + bi is a complex number. (real) (pure imaginary) (complex)
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Simplify (8 – 5i) + (2 + i) (4 + 7i) – (2 + 3i)
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Simplify (4 + 2i)(3 – 5i)
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Solve. x 2 + 4x + 5 = 0
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