10th-Grade-Math---USA
Quadratic-Functions
Easy

Question

The interval where the function f left parenthesis x right parenthesis equals negative square root of 2 x squared is increasing is

  1. negative 2 less or equal than x less or equal than 0
  2. negative 1 less or equal than x less or equal than 1
  3. 0 less or equal than x less or equal than 2
  4. text  Real numbers  end text

The correct answer is: negative 2 less or equal than x less or equal than 0

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