Solve the problem.Find the nth term of the following arithmetic sequence:1, -1, -3, -5, -7, . . .
A. -2n - 3
B. -2n + 3
C. 2n - 3
D. -5 - 2n
Answer: B
Mathematics
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Use the earthquake magnitude scale to answer the question.Compare the energy of a magnitude 7 earthquake to that released by a 1-megaton nuclear bomb 
A. 4.2 times as much energy B. 6.3 times as much energy C. 3.6 times as much energy D. 0.7 times as much energy
Mathematics
Provide an appropriate response.Solve the following equation: 6 = -4 + y
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the equation using the quadratic formula.4x2 + 8x = - 1
A. 
B. 
C. 
D. 
Mathematics
The reported length (measured in inches) of trout caught at random in a certain lake has Normal(12, 1.5) distribution. Find the probability that a randomly caught fish has length between 10 in. and 12 in.
What will be an ideal response?
Mathematics