Two parcels of land priced at $1,200 per acre were purchased. one parcel was 15 acres in size and the other was 1 mile square in
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Answer:
<u>Frequency = 1/period = </u>
Step-by-step explanation:
The frequency of the sinusoidal function = 1/period
Frequency is how many the function repeats itself per unit if time i.e: per "1"
For the given graph :
, Where: B = 2π/period
period = 2π/B , B = 1/4 = 0.25
∴ Period = 2π/0.25 = 8π
∴ Frequency = 1/period =
Answer:
Only is a perfect cube.
Step-by-step explanation:
is not a perfect cube because 8 is not a multiple of 3.
Now, is a perfect cube since 24 is a multiple of 3.
So, can be expressed as
Again, is not a perfect cube as 28 is not a multiple of 3.
And also is not a perfect cube as 64 is not a multiple of 3.
Therefore, only is a perfect cube. (Answer)