Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.-15, -19, -23, -27, . . .
A. no
B. yes, -4
C. yes, 4
D. yes, -12
Answer: A
Mathematics
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The set of __________ numbers is {0, 1, 2, 3, ...}. ?
A. irrational B. integer C. whole D. natural E. negative
Mathematics
Decide whether vertex A of the network is even or odd.
A. Odd B. Even
Mathematics
Decide whether or not the functions are inverses of each other.f(x) = 
, g(x) = 
A. Yes; Exclude the value {-4} B. No C. Yes
Mathematics
If the following defines a one-to-one function, find its inverse. If not, write "Not one-to-one."{(3, -5), (5, -3), (9, 2), (-9, -2)}
A. {(-2, 9), (-3, 5), (-5, 5), (2, -9)} B. {(-5, 3), (-3, 5), (2, 9), (-2, -9)} C. {(-2, 9), (9, 5), (-5, 3), (2, -9)} D. Not one-to-one
Mathematics