Solve the problem.A poll is conducted in a U.S. city to determine voting preferences prior to a presidential election. The following probabilities were obtained from the relative frequencies: P(D) = 0.51, P(M ? D) = 0.22, P(M ? D) = 0.77 where M represents male and D represents a person who plans to vote Democrat.Find P(M ? D').
A. 0.71
B. 0.78
C. 0.26
D. 0.49
Answer: C
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Add.-11 + (-11)
A. -11 B. 0 C. -22 D. 22
Graph the hyperbola.
- 
= 1
A. 
B. 
C. 
D. 
Use a calculator to find the function value to four decimal places.tan 480°
A. -0.5000 B. 753,695.9951 C. -0.5774 D. -1.7321
Use the table and the given X-ray absorption diagrams to identify the composition of each of the regions marked by a letter. The number in each region shows its absorption, and the number on each X-ray beam shows the total absorption for that beam.
?
Type Air Water Gray matter Tumor Blood Bone Absorption 01,0001,0201,0301,0502,000?
?
, 
, 
?
A. x = Bloody = Bonez = Blood
B. x = Bloody = Gray matterz = Tumor
C. x = Boney = Bloodz = Bone
D. x = Gray mattery = Tumorz = Blood
E. x = Tumory = Bloodz = Gray matter