Answer:
2.5
Step-by-step explanation:
when you 5x automatically cancels, and 7.5 / 3 is 2.5
The prisoners could do a pattern that could signal who has already been in the room. So for example, one light off, both lights off, one light on, both lights off. But with left and right lights to make the sequence last as long as possible. Then after that sequence to have the last one be the signal that everyone has been in there. I dunno this is tricky lol
Answer:
1/2(a-4)
Step-by-step explanation:
first blank is 1/2 and second is 4.
Answer:
Step-by-step explanation:
we are asked to find the volume of solid that lies within both the cylinder

and
the sphere
Conversion from rectangular to cylindrical is

|J| =r
In cylindrical coordinates the volume is bounded by the cylinder r=5 and

Hence we can write volume as
