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Write the Expression in the Standard Form a + Bi $\frac { 4 + 5 i } { 5 - 4 i }$

Question 99

Multiple Choice

Write the expression in the standard form a + bi.
- $\frac { 4 + 5 i } { 5 - 4 i }$

A) - $\mathrm { i }$
B) $i$
C) 1
D) $- 1$

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