Show that the equation is not an identity by listing the value(s) of the variable from among 0, ?/4, ?/2, and - ?/4 for which the equation is false.sin ? = 
A. 
B. 
and - 
C. 0 and 
D. - 
Answer: D
Mathematics
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Use the table of z-scores and percentiles to find the percentage of data items in a normal distribution that lie a. above and b. below the given score.z = -0.9
A. 18.41%, 18.41% B. 81.59%, 18.41% C. 0%, 100% D. 18.41%, 81.59%
Mathematics
Multiply or divide.
? 
A. x + 2
B. 
C. 
D. 
Mathematics
Graph the circle with radius r and center (h, k).r = 3; (h, k) = (0, 4) 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Radio direction finders are set up at points A and B, 2.51 mi apart on an east-west line. From A it is found that the bearing of a signal from a transmitter is 
while from B it is 
Find the distance of the transmitter from B, to the nearest hundredth of a mile.
A. 1.95 mi B. 2.45 mi C. 1.58 mi D. 1.08 mi
Mathematics