Find the vertex.f(x) = (x + 5)2 - 9
A. (5, 9)
B. (5, -9)
C. (-5, -9)
D. (-5, 9)
Answer: C
Mathematics
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Find the slope of the line that passes through the given points.(8, 5) and (6, 9)
A. 1
B. - 2
C. - 
D. 2
Mathematics
Find the equivalent markup. Round to the nearest tenth of a percent.Markup on cost: 67.7%Markup on selling price: 
A. 17.7% B. 40.4% C. 82.3% D. 59.6%
Mathematics
Use the quadratic formula or graphing methods to solve the inequality.9x2 ? 3 - 3x
A. x ? 
? -0.768 or x ? 
? 0.434
B. x ? 
? -0.768
C. x ? 
? 0.434
D. 
? -0.768 ? x ? 
? 0.434
Mathematics
Use a calculator to give the value to the nearest degree.? = sin-1(0.6561)
A. -41° B. 44° C. 39° D. 41°
Mathematics