Solve the problem.If the rectangle below is a golden rectangle(with 2x as the shorter side), then the approximate value of x is
A. 161.8.
B. 377.
C. 261.8.
D. 188.5.
E. none of these
Answer: D
Mathematics
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If possible, find AB.
a. 
b. not possible
c. 
d. 
Mathematics
Provide an appropriate response.Suppose ?PQR ? ?ABC, where ?ABC is shown below. Find PQ.
A. 5 B. Cannot be determined C. 3 D. 4
Mathematics
Perform the indicated operation.0.73 - 0.23
A. 0.1679 B. -0.96 C. 0.5 D. -0.86
Mathematics
For the given functions f and g, find the requested composite function value.f(x) = 13x2 - 4x, g(x) = 15x - 8;
Find (f ? g)(7).
A. 112,802 B. 59,073 C. 9,127 D. 121,929
Mathematics