Simplify the difference quotient 
and 
for the following function.f(x) = 4x2 + 9x - 1
A. 8x2 + h
B. 8x + 9h - 1
C. 8x + 4h + 9
D. 8x + 8h + 9
Answer: C
Mathematics
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Use the formula f'(x) = 
to find the derivative of the function.g(x) = 3x + 
A. 3 + 
B. 3 - 
C. 
D. 3 + 
Mathematics
Determine the vertex of the graph of the parabola.y = -3x2 + 12x - 13
A. (-2, -1) B. (2, -1) C. (-1, -2) D. (-1, 2)
Mathematics
Use a calculator to find a decimal approximation for the indicated function values. Round your answer to four decimal places.sec 1.607
A. -0.0362 B. -27.6094 C. 0.9993 D. -27.6275
Mathematics
A computer password consists of any five capital letters from the ordinary English alphabet (A through Z).How many different passwords are possible?
A. 26 × 25 × 24 × 23 × 22 B. 265 C. 26 × 5 D. 25 E. none of these
Mathematics