Here are a few rules with exponents that apply here:
- Raising a power to a power:

- Dividing exponents of the same base:

- Converting negative exponents to positive ones:

Firstly, solve the outer exponent:

Next, divide:

Next, convert the negative exponents:

<u>Your final answer is n^10/16m^6 , or B.</u>
Answer:
2520ft
Step-by-step explanation:
Calculation for what is the scale of the model?
Let x will be the span length
Hence,
x= 4200 feet long/20 inches long
x=210
Thus:
1 inch = 210 ft
1 ft = 2520
=2520ft
Therefore the scale of the model will be 2520ft
Answer:
146
Step-by-step explanation:
Get a percent calculator, Then, you put 51.2% of 285 and you actually get 145.96 but the rounded of what you need is 146
try using the app Photomath for numbers 1-3!
Answer: 686
Step-by-step explanation: 663 + 23 = 686