111. The minimum value of function y = x² in the interval [1, 5] is

1. 1. 0

   
   
   

   2. 1

   
   
   

   3. 25

   
   
   

   4. undefined

   
   
   

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1. View Hint View Answer Discuss in Forum

   Since interval given is bounded, so minimum value of function is 1
   

   Correct Option: B

   Since interval given is bounded, so minimum value of function is 1
   

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112. 

1. 1. -	1
      	3

   
   
   

   2. 	1
      	6

   
   
   

   3. 0

   
   
   

   4. 	2
      	5

   
   
   

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1. View Hint View Answer Discuss in Forum

   
   

   Correct Option: B

   
   

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113. 

1. 1. 0

   
   
   

   2. ∞

   
   
   

   3. 1

   
   
   

   4. –1

   
   
   

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1. View Hint View Answer Discuss in Forum

   
   

   Correct Option: A

   
   

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114. If any two columns of a determinant
     
     are interchanged, which one of the following statements regarding the value of the determinant is CORRECT?

1. 1. Absolute value remains unchanged but sign will change

   
   
   

   2. Both absolute value and sign will change

   
   
   

   3. Absolute value will change but sign will not

   
   
   

   4. Both absolute value and sign will remain unchanged

   
   
   

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1. View Hint View Answer Discuss in Forum

   This is a property of the determinant.

   Correct Option: A

   This is a property of the determinant.

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115. The matrix form of the linear system		dx	= 3x - 5y and	dy	= 4x + 8y is
     		dt		dt

1. 1. 

   
   
   

   2. 

   
   
   

   3. 

   
   
   

   4. 

   
   
   

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1. View Hint View Answer Discuss in Forum

   
   

   Correct Option: A

   
   

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