Answer:
(5.6x10^4)x(1.3x10^8) = 7.28 x 10^12
Answer: =7.28x100010001
Step-by-step explanation: 5.6x104x(1.3x108)
Simplifies to:
7.28x100010001
16
Step-by-step explanation:
You're 42. 42-21=21 and 21x2=42.
a d f
hope helps