Write an inequality statement involving the letter x that describes the given graph or interval notation.
A. -1 ? x ? 3
B. -1 < x ? 3
C. -1 ? x < 3
D. -1 < x < 3
Answer: D
Mathematics
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Add or subtract.68 - 4.88
A. 67.512 B. 63.912 C. 63.12 D. 1.92
Mathematics
Find the value of the variable that satisfies the equation.43 = 7x + 1
A. x = 5 B. x = 35 C. x = 6 D. x = 39
Mathematics
Determine if the infinite geometric series converges or diverges. If the series converges, find its sum.4 + 
+ 
+ 
+ . . .
A. converges, 5
B. converges, 
C. diverges
D. converges, 
Mathematics
Use the horizontal line test to determine whether the graph represents a one-to-one function.
?
?
A. No, it isn't one-to-one. B. Yes, it is one-to-one.
Mathematics