Find the vertex of the parabola associated with the quadratic equation.y = -x2 + 9x + 7
A. 
B. (-9, -155)
C. (9, 7)
D. 
Answer: D
Mathematics
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Write as a decimal.37.7%
A. 0.267 B. 0.377 C. 3.77 D. 0.0377
Mathematics
Provide an appropriate response.Use quadratic formula to solve. Round answers to the nearest hundredth. 2x2 + 7x - 5 = 0
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the derivative of the function.
?
?
A. 
B. 
C. 
D. 
Mathematics
Evaluate the factorial expression.
A. 
B. 2!
C. 12
D. 
Mathematics