Perform the Indicated Operation $\frac { 1 - 21 i } { - 7 i }$

question 347

Multiple Choice

Perform the indicated operation. Write the result in the form a + bi.
- $\frac { 1 - 21 i } { - 7 i }$

• A) \(- \frac { 1 } { 7 } + 3 i\)
• B) \(3 + \frac { 1 } { 7 } \mathrm { i }\)
• C) \(\frac { 1 } { 7 } - 3 i\)
• D) \(- 3 - \frac { 1 } { 7 } \mathrm { i }\)

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