Multiply, then simplify the product. If variables are present, assume they are positive.(
+ 
)(
- 3
)
A. m - 3n
B. 
- 2
- 3
C. m - 2
- 3n
D. m2 - 2mn - 3n2
Answer: C
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Multiply.4 ? 6000
A. 24,000 B. 10,000 C. 240,000 D. 2400
Use the properties of logarithms to rewrite the expression. Simplify the result if possible. Assume all variables represent positive real numbers.log8 
A. (log8 4) 
- log8 8
B. log8 4 + 
log8 7 - log8 8
C. log8 4 + 
- log8 8
D. 
Solve the problem.The annual sales of a company's best-selling appliance can be modeled by the linear function 
where S(x) represents the number of appliances sold in year x, with 
corresponding to 1982. Find the number of appliances sold in 1987.
A. 1150 appliances B. 2300 appliances C. 940 appliances D. 2090 appliances
Find the slope-intercept form of the equation of the line that passes through the point P and makes angle ? with the positive x-axis.P = (8, 5), ? = 30°
A. y = 
x + 
B. y = 
x - (8
+ 5)
C. y = 
x - 
D. y = 
x + 