Write the Product in Standard Form $$( 5 + 9 i ) ( 5 - 4 i )$$

Multiple Choice

Write the product in standard form.
- $$( 5 + 9 i ) ( 5 - 4 i )$$

A) $- 11 + 65 i$
B) $- 36 i ^ { 2 } + 25 i + 25$
C) $61 + 25 \mathrm { i }$
D) $61 - 25 \mathrm { i }$