Calculate how many times more intense an earthquake with a Richter number of 8.1 is than an earthquake with a Richter number of 6.9. Please round the answer to the whole number.
A. 21
B. 24
C. 16
D. 26
E. 18
Answer: C
Mathematics
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Set up an integral for the length of the curve.y5 + 5y = 5x - 1, 1 ? y ? 2
A. 
B. 
C. 
D. 
Mathematics
Subtract.-3 - (-11)
A. 8 B. -14 C. -3 D. -8
Mathematics
Rewrite as a terminating decimal.
A. 0.4 B. 0.2 C. 0.3 D. 0.35
Mathematics
Find a formula for the nth term of the arithmetic sequence shown in the graph.
A. an = n - 3 B. an = n - 4 C. an = n + 4 D. an = n + 3
Mathematics