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