College Algebra / Alg 182 · Atom · ~20 seconds
Complex Numbers in Standard Form
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A complex number in standard form is a + bi, with real part a and imaginary part b; every real number qualifies, with b = 0.
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3 + 2i, −5i, and 7 are all complex numbers: the second has real part 0, the third imaginary part 0.
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