Simplify the expression. Assume that all variables are positive when they appear.
A. 2
B. 17
C. 
D. 17
Answer: C
Mathematics
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Multiply. Write the answer in simplest form.7
? 4
A. 11
B. 112
C. 28
D. 29
Mathematics
Solve the problem.If an earthquake measured 6.1 on the Richter scale, what was the intensity of the earthquake? 
Round to the nearest whole number.
A. 1,000,000 B. 125,893 C. 446 D. 1,258,925
Mathematics
Evaluate the indefinite integral.
Mathematics
Solve the problem.The graph shows the sales of a particular brand of appliance from 1992 to 2010, where 1992 corresponds to 
. Two of the data points in the graph can be represented by the ordered pairs 
and 
Use these ordered pairs to write an equation of a line that models the data. Give the equation in slope-intercept form. 
A. y = 140x + 600 B. y = 140x + 2000 C. y = 60x + 2000 D. y = 60 + 600
Mathematics