Question

Look at the expression.

(
9
×
10
3
)
(
4
×
10
4
)
6
×
10
11

What is the simplified form of expression in scientific notation?


0.0006


0.00006


6
×
10
−
4


60
×
10
−
5

Answer 1

Interpret the expression as (9×10^3)(4×10^4) ÷ (6×10^11).

Compute coefficients: (9·4)÷6 = 36÷6 = 6.
Combine powers of ten: 10^(3+4−11) = 10^(−4).

So the result is 6 × 10^(−4), which is the same as 0.0006.