USE PROCESS OF ELIMINATION
Answer:
if a function has degree 9
it will have 9 roots
given 3 are real this means rest (9-3 =6) are not real which means complex
Answer
10a mean 10 x a
Find the number when you times gives you 100,000
a= 10,000
1 Box Weighed 180 Pounds, Because 2160 Divided By 12 Is 180. Hope That Helps