Question

What is the following number in decimal form?

8.49 × 10 –7

A.
0.0000000849

B.
0.000000849

C.
8,490,000

D.
849,000,000

Answer 1

@Daniellelovee

Answer 2

i need this done now

Answer 3

sooo how would i solve this one

Answer 4

\[\Large 8.49 \times 10^{-7}\]

The 8.49 is the base of the scientific notation number. The -7 over the 10 tells us to move the decimal 7 spots to the left


So you'll move the decimal point in 8.49 seven spots to the left to get your final answer

Answer 5

8.4

Answer 6

if the exponent was +7 or just 7, then you'd move the decimal point 7 spots to the right

Answer 7

B

Answer 8

So B

Answer 9

yes

Answer 10

i got more

Answer 11

ok same way just make a new thread and tag :)