Answer:
11.45 lumens
Step-by-step explanation:
We are given that

Where x=Depth
I=Intensity of light
We have to find the intensity of the light at a depth of 20 feet.
Substitute the value of x





Hence, the intensity of the light (in lumens) at a depth of 20 feet=11.45 lumens
Answer:
its 43
Step-by-step explanation:
as x was 1 in the first problem
you add X (1) by 42 and get
43..
sorry if thats wrong.
I don't know if u can see it, but there.
X=12
Y=15
Z=20
Answer:
I got 17n=5n]26n
I don't know what to do next but I hope it helps ^^
Answer:
hu
Step-by-step explanation:
hij