<span>This is decay. The exponent has a negative sign. The reciprocal of 2 is 0.5. So N(t) can be rewritten as 0.5^(t/8). The base is fraction less than 1, which is decay.</span>
Answer:
The second one is the best choice UWU
Step-by-step explanation:
The best choice overall is the second one because the effects are negative. Also, the first one has one positive effect while one negative effect.
The best choice overall is the second one...
The best choice isn't the third or the fourth one because the human impacts on the environment are all positive.
Answer:
15 seconds
Step-by-step explanation:
120/8=15
Firstly, you would subtract 7 from both sides, leaving you with 3m=21. You would then divide by three in order to be left with total value of m. 3m divided by 3 is m. 21 divided by 3 is 7. Therefore m=7 :)
Answer:
201.06
Step-by-step explanation:
Area of circle: 
r = 1/2d = 1/2(16) = 8
