Answer:
A
Step-by-step explanation:
Answer:
Volume = 12
Step-by-step explanation:
* means multiply, sqrt=radical
expand
-10+sqrt2*8i-sqrt2*15+24i
group
(-10-sqrt2*15)+(sqrt2*8+24)i
not exactly sure though
8,000,000,000+300,000,000+90,000,000+
2,000,000+3,000+800+30