Welcome to Westonci.ca, where finding answers to your questions is made simple by our community of experts. Join our platform to connect with experts ready to provide precise answers to your questions in various areas. Discover in-depth answers to your questions from a wide network of professionals on our user-friendly Q&A platform.

7. Write the answer in proper scientific notation: (7 x 10^5) x (3 x 10^4)
1 point
21*10^20
21*10045
21*10^9
21*10^5/4