Approximate, to the nearest thousandth, the average rate of change of f from 0 to 
.f(x) = cos 
x
A. 0
B. 0.097
C. -0.006
D. -0.097
Answer: D
Mathematics
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Show that the sets are equivalent by carefully describing a one-to-one correspondence between the sets.The set of whole numbers and the set of even natural numbers:W = {0, 1, 2, 3, . . . } and E = {2, 4, 6, 8, . . . }.
What will be an ideal response?
Mathematics
Solve the problem.If (1, 5) is the endpoint of a line segment, and (4, 6) is its midpoint, find the other endpoint.
A. (3, 11) B. (-5, 3) C. (7, 4) D. (7, 7)
Mathematics
Decide whether or not the points are the vertices of a right triangle.(-5, -8), (1, -6), (0, -11)
A. Yes B. No
Mathematics
Find the exact value of the expression.tan 255°
A. 
- 2
B. 
+ 2
C. -
+ 2
D. -
- 2
Mathematics