Simplify (8-i)-(4-i)

Problem

(8−i)−(4−i)

Solution

1. Distribute the negative sign to the terms inside the second set of parentheses.

(8−i)−4+i

2. Group the real parts and the imaginary parts together.

(8−4)+(−i+i)

3. Combine the real numbers and the imaginary numbers.

4+0*i

4. Simplify the final expression by removing the zero term.

4

Final Answer

(8−i)−(4−i)=4

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