X should equal 11
2(3)2-1
6(2)-1
12-1
11
1. C
2. A
3. B
Hope This Helped!
<u><em>(Brainliest will be appreciated)</em></u>
DI/dx=-850x+45500
d2l/d2x=-850 so when dl/dx=0 it is an absolute maximum for l(x)...
dl/dx=0 only when:
850x=45500
x=53.53
x=54 years of age (rounded)
Answer:
x = 11/2
Step-by-step explanation:
just go by each step
