Perform the indicated operation and simplify. Write the answer in the form a + bi.

A.  + i
B. 3 + 2i
C.  - i
D.  - i

Answer: A

Mathematics

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Complete the table.  Object  Millimeters   (mm)  Centimeters  (cm)  Meters  (m)  Height of plant      0.750 

A.

  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
  Height of plant  0.000750  0.00750  0.750 

B.
  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
  Height of plant  750  75  0.750 

C.
  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
  Height of plant  7500  75  0.750 

D.
  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
  Height of plant  75  7.5  0.750 

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Mathematics

The graphs of two functions f(x) and g(x) are given.Solve f(x) ? g(x).

A. -1 ? x ? 1 B. -4 ? x ? 4 C. x ? -1 or x ? 1 D. x ? -4 or x ? 4

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Mathematics

Determine if the graph is symmetric with respect to x-axis, y-axis, and/or the origin.

A. x-axis B. Origin C. y-axis D. x-axis, origin

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Mathematics

Write an algebraic equation and use it to solve the problem.Five-sevenths of a number is -10. What is the number?

A. The number is - .
B. The number is -14.
C. The number is - .
D. The number is - .

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Mathematics