I think the answer may be no solution
Answer:
164/7 in decimals
Step-by-step explanation:
2x-3+5x-13
7x=164
x=164/7
use your calculator to find the 164/7
D control, the researchers are creating a control group that experience all of the same conditions of the test group (receiving a pill) but receive no benefit of the vitamin. It helps to reduce variable in the study to determine validity
Answer:
sample size at the beginning was 40 bacteria.
Step-by-step explanation:
Given that a sample of bacteria experienced 5% daily growth compounded continuously for 14 days
Let C be the initial amount of bacteria.
C grows continuously compounding at the rate of 5%
The equation representing the number of bacteria at time t days would be
Now we have t = 14 days and P = 80.
Substitute to get
Approximately 40 bacteria were present at the beginning.