0, 1/2, -53, and 0.433 all belong in rational category
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Cos (Ф) = 0.9123
To calculate Ф, we have to find the arcos (0.9123) ≈ cos⁻¹ (0.9123)
cos⁻¹(0.9123) = Ф
cos⁻¹ (0.9123) = 24°.175
Ф = 24°.175
5 multiply by 8=40
40 divided by 20=2
So each person gets 2 slices of pizza
Step-by-step explanation:
The domain is all the x values that are included in a function.
Here the x values are from -11 to 9.
So the domain is [-11,9]
