Answer:
x = -1,-5
Step-by-step explanation:
X^2 + 3x + 5 = -3x
x^2 + 6x + 5 = 0
(x + 5)(x + 1) = 0
x = -1,-5
Answer:
h≈2.12
Radius =9
volume = 180
Step-by-step explanation:

h=3V / πr2=3· 180 / π·9^2 ≈ 2.12207
No.1
r=9
No.3
r=10.5ft
No.5
C=132m
No.7
C=25.12
No.9
44
No.11
264cm
No.13
97.34m
No.15
47.1
No.17
Am not sure
Hope this helps though
Answer:
The answer is below
Step-by-step explanation:
The growth of the bacteria is in the form of an exponential growth. It is given by the formula:

At 2 hours, the population is 62 cells, hence:

After another 2 hours (4 hours), the population is 1 million:

Put r = 4.844 in equation 1

