Answer:

Step-by-step explanation:
Given

Required
The phase
We have:

Rewrite as:

A cosine function is represented as:

Where:
Phase
By comparison:

Hence, the phase is: 
You simply divide 678 by 3 and get 226.
I think it’s 1.75 sorry if this is wrong
Answer:
360 cm
Step-by-step explanation:
volume= length x width x height
8*5*9=360 cm
I think the correct answer from the choices listed above is the third option. <span>If a statistic used to estimate a parameter is such that the mean of its sampling distribution is equal to the actual value of the parameter, then it is a biased estimator. Hope this answers the question.
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