Answer the question.Use two different methods to simplify the fraction. Explain each step of your work.

What will be an ideal response?


Answers will vary. One method is to simplify the numerator and denominator. Then multiply the numerator by the reciprocal of the denominator.
  =  ?  = 
The other method is to multiply the numerator and denominator by the least common denominator of the numerator and denominator.
 =  = 

Mathematics

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Express the set using the roster method. {x | x ? N and x is greater than 9}

A. {10,11,12,...} B. {10,12,14,...} C. {9,10,11,...} D. {10,11,12}

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Find the perimeter of the triangle.a scalene triangle whose sides are 21 mi, 11 mi, and 22 mi

A. 54 mi B. 43 mi C. 121 mi D. 53 mi

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Determine whether the following rule defines y as a function of x.y = 

A. Function B. Not a function

Mathematics