Simplifying Complex Numbers: (2 - 3i) - 3i
In mathematics, complex numbers are numbers that can be expressed in the form a + bi, where a and b are real numbers, and i is the imaginary unit, defined as the square root of -1 (i² = -1).
To simplify the expression (2 - 3i) - 3i, we can follow these steps:
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Distribute the negative sign: (2 - 3i) - 3i = 2 - 3i - 3i
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Combine the imaginary terms: 2 - 3i - 3i = 2 - 6i
Therefore, the simplified form of (2 - 3i) - 3i is 2 - 6i.
This result is still a complex number, with a real part of 2 and an imaginary part of -6.