Answer:
See below.
Step-by-step explanation:
Helen made a mistake in the last step.
2^(4/3) / e = (∛(2^4) / e = ∛(16) / e .
It is the cube root of 2^4 not the 4th root of 2^3.
Stephen made a mistake in the first step.
He replaced ln2 by 2 which is evidently wrong (e^ln2 = 2 NOT ln 2).
Good evening
The absolute value has the following property:

Apllying:
The average temperature range is between 45 and 65 degrees.
21/2 is what you should get if you divide those two
The answer is 1 because4 is close to 5
Answer:
384/12 or 192/6 or 96/3
Step-by-step explanation: