Use the vertical line test to determine whether the graph represents a function.
A. function
B. not a function
Answer: B
Mathematics
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Match the graph with its exponential function.
a. 
b. 
c. 
d. 
Mathematics
Find dy for the given values of x and ?x.y = 
; x = 2, ?x = 0.1
A. 6 B. 0.4 C. 4 D. 0.6
Mathematics
Solve the problem.The Neighborhood Lemonade Stand, Inc. reported net incomes of -$175, -$284, and -$250 for the past three years. What was its total net income for these three years?
A. -$534 B. $709 C. -$459 D. -$709
Mathematics
Evaluate the function.Given f(x) = 
, find f(-4).
A. - 
B. 
C. 0
D. - 
Mathematics