Find the amplitude, period or displacement.Find the period of y = 2 cos .

A.
B. 8?
C. 4?
D. 2?


Answer: B

Mathematics

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The following table gives the weight in ounces of the eight Alaskan Malamute puppies born to Justin and Misty on December 28, 2007:What is the average weight of the female (F) puppies born?

A. 4 oz
B. 20 oz
C. 9 oz
D. 7 oz

Mathematics

If  represents the temperature, in degrees Fahrenheit, of a potato in the oven after t minutes, what units are associated with the average rate of change for T with respect to ?t?

What will be an ideal response?

Mathematics

The graph of the function f is given. State the value of f(-0.4).



a. f ( -0.4) = 8
b. f ( -0.4) = -10
c. f ( -0.4) = -8
d. f ( -0.4) = 0
e. f ( -0.4) = 10

Mathematics

Find the sum.34 + 21 + 21

A. 76 B. 67 C. 58 D. 94

Mathematics