Write the Sum or Difference in the Standard Form a $$\left( i ^ { 2 } + 6 \right) - \left( 4 + i ^ { 3 } \right)$$

Multiple Choice

Write the sum or difference in the standard form a + bi.
- $$\left( i ^ { 2 } + 6 \right) - \left( 4 + i ^ { 3 } \right)$$

A) $1 - \mathrm { i }$
B) $9 - i$
C) $1 + i$
D) $9 + i$