Find the slope of the line through P(2,7) and Q(9,63).
A) m = 9
B) m = 8
C) m = 10
D) m = 7
E) m = 6
B) m = 8
Mathematics
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Solve the problem.If f(?) = sec ? and f(a) = 3, find the exact value of f(-a).
A. 3
B. 
C. - 
D. -3
Mathematics
Use the MACRS depreciation rates table to find the recovery percent (rate), given the recovery year and recovery period.MACRS Depreciation Rates 
Recovery year: 5Recovery period: 10-year
A. 5.713% B. 8.93% C. 9.22% D. 11.52%
Mathematics
Rewrite the given expression without exponents.
A. 
? f ? f ? f ? f ? f ? g ? g ? g
B. 
? f + f + f + f + f + g + g + g
C. 
? f + f + f + g + g + g + g + g
D. 
? f ? f ? f ? g ? g ? g ? g ? g
Mathematics
Simplify the expression. Assume that all variables represent nonnegative real numbers. y
+ 
- 6y
A. (3x - y)(3x + y)
B. (3x - y)2
C. (2x - y)2
D. (2x - y)(2x + y)
Mathematics