Clear fractions and solve.
- 
= 0
A. -7
B. -5
C. 5
D. 7
Answer: A
Mathematics
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Z = 400 ê, R = 200 ê, find x.
What will be an ideal response?
Mathematics
Find decimal notation.- 
A. -1.85 B. -1.875 C. -1.8 D. -1.825
Mathematics
Simplify the exponential expression.
0
A. 1 B. 0 C. x5y3 D. -5x5y3
Mathematics
Use the Richter scale equation 
, where M is the magnitude of an earthquake, I is the intensity of the shock waves, and 
is the measure of the intensity of a zero-level earthquake. An earthquake occurred that measured 8 on the Richter scale. Find the intensity of the earthquake in terms of . Round to the nearest whole number.
Mathematics