Determine whether the lines through each pair of points are perpendicular.(7, 5) and (-11, 23); (-9, -1) and (0, -10)
A. perpendicular
B. not perpendicular
Answer: B
Mathematics
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Find the amount of the sale before sales tax was added. Round to the nearest cent.Total Sale: $324.91Sales Tax Rate: 5.25%
A. $305.80 B. $311.66 C. $213.06 D. $308.70
Mathematics
Solve the equation.10
2 - 27(y + 3)2 + 5 = 0
A. 
B. 
C. 
D. 
Mathematics
Use algebraic and/or graphical methods to solve the inequality.
> 0
A. x > 0
B. x < - 2
C. x < - 
D. x > - 2
Mathematics
Evaluate.
Mathematics