Simplify the expression. Assume that all variables are positive and write your answer in radical notation. ? 

A. x
B.
C.
D. x

Answer: A

Mathematics

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Answer the question appropriately.Find a curve through the origin in the xy-plane whose length from x=0 to x=1 is 

A. y = ex/2 - 
B. y = x2
C. y = ex/2
D. y = ex -1

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Mathematics

Simplify the expression. Assume that variables represent nonzero numbers.(w3z)3(w5z4)

A. w45z12 B. w14z7 C. w11z7 D. w8z7

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Mathematics

A dart is thrown randomly and sticks on the circular dart board shown. Assume that all sectors are the same size and that the dart does not land on a border between shaded areas.Find the probability that the dart lands on sector number 5 or sector number 9.

A.
B.
C.
D.

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Mathematics

Complete the table.  Object  Millimeters   (mm)  Centimeters  (cm)  Meters  (m)Thickness of book  72  ?

A.

  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
Thickness of book  72  0.72  0.072 

B.
  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
 Thickness of book  72  0.72  0.0072 

C.
  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
Thickness of book  72  720  72,000

D.
  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
 Thickness of book  72  7.2   0.072 

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Mathematics