Use the graph to determine the function's domain and range.
A. domain: x = - 
range: (-?, ?)
B. domain: (-?, ?)
range: y = -5
C. domain: x = - 
range: y = -5
D. domain: (-?, ?)
range: (-?, ?)
Answer: D
Mathematics
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Solve the equation.
(10x - 
) - 
= 
A. 
B. 
C. 
D. 
Mathematics
Find the probability.The table lists the eight possible blood types. Also given is the percent of the U.S. population having that type.
Let E be the event that a randomly selected person in the U. S. has type B blood. Let F be the event that a randomly selected person in the U. S. has RH-positive blood.Find P(F|E).
A. 0.818 B. 0.340 C. 0.720 D. 0.107
Mathematics
Use the formulas 
= 
, 
= 
, and 
= 
2 to find the sum.Find the sum of the first 275 positive integers.
A. 6,970,150 B. 3,485,075 C. 37,950 D. 75,900
Mathematics
Graph the piecewise linear function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics