Solve the problem.Use the line graph to determine how many more hours were needed to prepare for Test 4 than for Test 1.
A. 4
B. 1
C. 2
D. 3
Answer: D
Mathematics
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Use a vertical shift to graph the function.y = sin x - 1 
A. 
B. 
C. 
D. 
Mathematics
Classify the triangle as scalene, isosceles, or equilateral.
A. equilateral B. isosceles C. scalene
Mathematics
Answer the question about the given function.Given the function f(x) = 
, list the y-intercept, if there is one, of the graph of f.
A. (
, 0)
B. (0, -6)
C. (0, -2)
D. (0, 
)
Mathematics
Determine whether the given function is linear or nonlinear.
A. nonlinear B. linear
Mathematics