Find the axis of symmetry of the function.f(x) = 9x - x2
A. x = - 
B. x = - 
C. x = - 
D. x = 
Answer: D
Mathematics
You might also like to view...
Solve the problem.Find the value of a if the tangent to the curve of y = -0.5x2 +ax has a slope of 1 for x = 12 .
A. -12 B. 12 C. 13 D. -13
Mathematics
The prime factors of 280at2 are:
a. 2 ú 2 ú 7 ú 10 ú a ú t b. 2 ú 2 ú 2 ú 5 ú 7 ú a ú t ú t c. 2 ú 2 ú 2 ú 35 ú a ú t ú t d. 2 ú 2 ú 3 ú 5 ú a ú t ú t e. 2 ú 6 ú 5 ú 7 ú a ú t ú t
Mathematics
Solve the problem.Which of the following investments would not be considered a primary asset class?
A. precious metals B. stock swaps C. cash D. real estate
Mathematics
Graph the exponential function using transformations where appropriate.f(x) = 2x + 2
A. 
B. 
C. 
D. 
Mathematics