10^3 x 10^2 equals:

Answer options with 5 options
A.
10 Superscript 6 Baseline

B.
20 Superscript 6 Baseline

C.
100 Superscript 6 Baseline

D.
10 Superscript 5 Baseline

E.
10 Superscript 1 Baseline

To solve this problem, we can use the rule of exponents that states multiplying two numbers with the same base results in adding their exponents.

We have 10^3 multiplied by 10^2, which means we add the exponents: 3 + 2 = 5.

Therefore, 10^3 x 10^2 equals 10^5.

The correct answer is option D. 10^5 Baseline.