Find the slope of the line through the points.(-9, 1) and (-7, 1)
A. 1
B. 0
C. - 
D. undefined
Answer: B
Mathematics
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Solve the equation. Use the multiplication axiom.
= 13
A. {65} B. {18} C. {-18} D. {-65}
Mathematics
Find the exact value of the expression.cos 
sin 
- cos 
sin 
A. 
B. 
C. 
D. 1
Mathematics
Simplify.-40
A. 1 B. 4 C. 0 D. -1
Mathematics
Solve the problem. Round to the nearest cent.An invoice for computer parts totals $586, including $4.21 for shipping and insurance. The terms are 3/10, n/45. If this invoice is paid within 10 days, how much is owed?
A. $568.42 B. $523.61 C. $581.79 D. $568.55
Mathematics