Question

Multiply then Write the result in scientific notation

Answer 1

Use the associative property of multiplication

\[(1.8 \cdot 10^1)(7 \cdot 10^5)=(1.8\times7)(10^1\cdot10^5)\]

Answer 2

Okay, so the answer is D?

Answer 3

hello?

Answer 4

um you should get
\[=(1.8\times7)(10^1\cdot10^5)\\=12.6\cdot10^6\] but you want the decimal place next to the first number in scientific notation
\[=1.26\cdot10^6\times10\\=\]

Answer 5

Yes, thats what I got, but what should I do with that "x10" at the end, cause its not in to answer choices

Answer 6

well \[10^6\times10=10^{6+1}= \]

Answer 7

the ans is A as unckle said

Answer 8

Ohh, okay, I get it now!

Answer 9

Thanks so much!