Evaluate.C(11, 9)
A. 1
B. 110
C. 55
D. 27
Answer: C
Mathematics
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Find the equation of the curve described by the given information.Parabola: vertex 
, focus 
A. 
2 = 8
B. 
2 = 8
C. 
2 = 8
D. 
2 = 8
Mathematics
Solve using the quadratic formula. Use a calculator to approximate the solution to three decimal places.
x2 - x + 
= 0
A. 0.5, 2.5 B. 0.382, 2.618 C. 2.5 D. -0.303, 3.303
Mathematics
Perform the indicated operation. Give the answer in lowest terms.
? 
A. 
B. 
C. 
D. 
Mathematics
Factor when possible.8x2y2 - 128y2
A. 8y2(x + 4)(x2 - 4x) B. 8y2(x + 4)(x - 4) C. y2(x + 4)(8x - 32) D. Prime
Mathematics