Answer:
When you multiply expressions with the same base, you add exponents
Step-by-step explanation:
The exponent "product rule" tells us that, when multiplying two powers that have the same base, you can add the exponents. In this example, you can see how it works. Adding the exponents is just a short cut! The "power rule" tells us that to raise a power to a power, just multiply the exponents.
Answer:
89
Step-by-step explanation:
Answer:
The length is 73m
Step-by-step explanation:
51x2=102
248-102=146
146÷2=73
Since the number before the number in the tenth place (7) is greater than 5 (8), you will be rounding up. So your answer is 9.80