Final answer:
The positive square root of 10,000 is +100 and the negative square root is -100.
Step-by-step explanation:
The positive and negative square roots of 10,000 can be found using the concept of integer powers. Since 10,000 is equal to 10^4, we can extract the square root to find the positive and negative roots. The square root of 10,000 is 100, so the positive square root is +100 and the negative square root is -100.