Question

Perform the following operation

and express the answer in
scientific notation.
3.490x10-3 + 1.100x10-2
[?] 10^[?]

Answer 1

1449 × 10 ^-5

Step-by-step explanation:

3.490x10-3 + 1.100x10-2

= 0.01449

0.01449× 10^ 5

= 1449

Answer 2

1.449x10^-2

Step-by-step explanation: