Answer: C
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
Because you can see there was one cube length in figure A and there was 3 cubes length in figure B.
Step-by-step explanation:
given,

Answer:
Step-by-step explanation:
The pdf of X is given by 3e^x(1-e^-2y). Please check the screenshot for the workings.
The pdf of Y is given by 6e^-2y. Please check the screenshot for the workings.
The expected time the device fails is the expected time Y fails, so we are going to find the expected time of Y which equals to 0.83.
Please check the screenshop for the workings. Thanks
Answer:
70.0373
70.04
70.0373
Step-by-step explanation: