Select a set of inequalities to describe the region.
a. 
b. 
c. 
d. 
a.
The set of inequalities that describes the shaded region of the graph is
Mathematics
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Find the indicated number of terms of the Maclaurin polynomial for f(x) and use it to approximate the function value.f(x) = cos x; f(8°); 3 terms
A. 0.9902681 B. 1.1493741 C. 0.9903473 D. 0.1391731
Mathematics
Use the vertical line test to determine if y is a function of x.
A. Not a function B. Function
Mathematics
Solve and check. Identify any extraneous solutions.
= 
A. - 
, -2
B. 
, 2
C. - 
, (-2 is extraneous)
D. 
, (2 is extraneous)
Mathematics
Solve the problem.Find the missing length in the following right triangle. If necessary, round to the nearest tenth. 
A. 14 in. B. 221 in. C. 21 in. D. 442 in.
Mathematics