Find the axis of symmetry associated with the quadratic equation.y = x2 - 8x + 16
A. x = -9
B. x = -4
C. x = 9
D. x = 4
Answer: D
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Graph the rational function.f(x) = 
A. 
B. 
C. 
D. 
Solve the problem.Joan wants to split her office into two parts by installing a room divider along the diagonal of the room creating two triangular spaces. The divider is 12 feet long and the room is two feet longer than it is wide. Find the exact dimensions of the room and then approximate the dimensions to the nearest tenth of a foot.
A. width = 1 + 
? 9.4 ft
length = -1 + 
? 7.4 ft
B. width = -1 + 
? 6.1 ft
length = 1 + 
? 8.1 ft
C. width = -2 + 
? 6.4 ft
length = 
? 8.4 ft
D. width = -1 + 
? 7.4 ft
length = 1 + 
? 9.4 ft
Solve.A newspaper carrier has $3.80 in change. He has two more quarters than dimes but three times as many nickels as quarters. How many coins of each type does he have?
A. 8 quarters, 10 dimes, 24 nickels B. 24 quarters, 22 dimes, 8 nickels C. 10 quarters, 8 dimes, 30 nickels D. 8 quarters, 6 dimes, 24 nickels
Find the indicated function value.f(x) = 3x - 1, g(x) = 2x2 - 1Find (f + g)(3).
A. 26 B. 25 C. 19 D. 27